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NavList:

A Community Devoted to the Preservation and Practice of Celestial Navigation and Other Methods of Traditional Wayfinding

January, 2016 to December, 2016

Index includes 3630 messages. Sorted by date, recent messages last.

                    
Re: Calculator v. Slide Rule for Ex-Meridian CorrectionHewitt Schlereth1 Jan 2016, 03:34
Re: Calculator v. Slide Rule for Ex-Meridian CorrectionFrancis Upchurch1 Jan 2016, 08:57
Re: Calculator v. Slide Rule for Ex-Meridian CorrectionGreg Rudzinski1 Jan 2016, 16:55
Re: Calculator v. Slide Rule for Ex-Meridian CorrectionFrancis Upchurch1 Jan 2016, 19:02
Re: Calculator v. Slide Rule for Ex-Meridian CorrectionDavid Pike1 Jan 2016, 21:21
Re: Calculator v. Slide Rule for Ex-Meridian CorrectionHewitt Schlereth2 Jan 2016, 17:45
Re: Calculator v. Slide Rule for Ex-Meridian CorrectionGary LaPook2 Jan 2016, 18:38
Re: Calculator v. Slide Rule for Ex-MeridianCorrectionGary LaPook2 Jan 2016, 19:16
Re: Calculator v. Slide Rule for Ex-Meridian CorrectionGreg Rudzinski2 Jan 2016, 20:23
Re: Calculator v. Slide Rule for Ex-Meridian CorrectionAlexandre Eremenko2 Jan 2016, 20:58
Re: Calculator v. Slide Rule for Ex-Meridian CorrectionFrancis Upchurch3 Jan 2016, 04:29
Re: Calculator v. Slide Rule for Ex-Meridian CorrectionEd Popko3 Jan 2016, 15:58
Re: Calculator v. Slide Rule for Ex-Meridian CorrectionBrad Morris3 Jan 2016, 16:25
Re: Calculator v. Slide Rule for Ex-MeridianCorrectionAlexandre Eremenko3 Jan 2016, 17:19
Re: Calculator v. Slide Rule for Ex-Meridian CorrectionFrank Reed3 Jan 2016, 20:08
Re: Calculator v. Slide Rule for Ex-Meridian CorrectionRommel John Miller3 Jan 2016, 21:34
Re: Fluids for Bubble Sextants and Sealing Methods--Paul D.Paul Dolkas3 Jan 2016, 21:39
Re: Calculator v. Slide Rule for Ex-Meridian CorrectionNorm Goldblatt3 Jan 2016, 22:11
Re: Calculator v. Slide Rule for Ex-Meridian CorrectionHewitt Schlereth3 Jan 2016, 22:43
Re: Calculator v. Slide Rule for Ex-MeridianCorrectionAlexandre Eremenko3 Jan 2016, 22:43
Re: Calculator v. Slide Rule for Ex-Meridian CorrectionAlan S3 Jan 2016, 23:48
Re: Calculator v. Slide Rule for Ex-Meridian CorrectionPaul Dolkas3 Jan 2016, 23:58
Re: Calculator v. Slide Rule for Ex-Meridian CorrectionGreg Rudzinski4 Jan 2016, 01:42
Re: Calculator v. Slide Rule for Ex-Meridian CorrectionGreg Rudzinski4 Jan 2016, 01:53
Re: Calculator v. Slide Rule for Ex-Meridian CorrectionStan K4 Jan 2016, 02:18
Re: Calculator v. Slide Rule for Ex-Meridian CorrectionStan K4 Jan 2016, 02:22
Re: Calculator v. Slide Rule for Ex-Meridian CorrectionBrad Morris4 Jan 2016, 05:46
Re: Calculator v. Slide Rule for Ex-Meridian CorrectionFrancis Upchurch4 Jan 2016, 06:19
Re: Calculator v. Slide Rule for Ex-Meridian CorrectionGary LaPook4 Jan 2016, 06:31
Re: Calculator v. Slide Rule for Ex-Meridian CorrectionDavid Pike4 Jan 2016, 17:18
LOP bookAlan S4 Jan 2016, 18:06
Re: LOP bookStan K4 Jan 2016, 22:03
Re: Calculator v. Slide Rule for Ex-Meridian CorrectionBob Goethe4 Jan 2016, 22:59
Re: Calculator v. Slide Rule for Ex-Meridian CorrectionHewitt Schlereth4 Jan 2016, 23:05
Re: Calculator v. Slide Rule for Ex-Meridian CorrectionTom Sult5 Jan 2016, 00:57
Calculator v. Slide Rule for Great Circle DistanceGreg Rudzinski5 Jan 2016, 01:11
Re: Calculator v. Slide Rule for Ex-Meridian CorrectionDerrick Young5 Jan 2016, 02:26
Ex-meridian reasoning muddle?Mark Coady5 Jan 2016, 02:36
Re: Calculator v. Slide Rule for Ex-Meridian CorrectionFrancis Upchurch5 Jan 2016, 02:38
Re: Calculator v. Slide Rule for Ex-Meridian CorrectionFrancis Upchurch5 Jan 2016, 02:53
Re: Calculator v. Slide Rule for Ex-Meridian CorrectionHewitt Schlereth5 Jan 2016, 02:57
Re: Ex-meridian reasoning muddle?Greg Rudzinski5 Jan 2016, 04:09
Re: Ex-meridian reasoning muddle?Gary LaPook5 Jan 2016, 05:35
Re: Calculator v. Slide Rule for Ex-Meridian CorrectionPaul Dolkas5 Jan 2016, 05:43
Re: Calculator v. Slide Rule for Ex-Meridian CorrectionMark Coady5 Jan 2016, 16:04
Traditional navigation by slide ruleBob Goethe5 Jan 2016, 23:58
SolargramTom Sult6 Jan 2016, 03:17
Re: SolargramPaul Dolkas6 Jan 2016, 05:53
Re: SolargramRobert VanderPol II6 Jan 2016, 09:44
Re: Traditional navigation by slide ruleGreg Rudzinski6 Jan 2016, 18:24
Re: Traditional navigation by slide ruleGary LaPook6 Jan 2016, 19:43
Re: Traditional navigation by slide ruleDavid Pike6 Jan 2016, 20:38
Re: Traditional navigation by slide ruleDavid Pike6 Jan 2016, 22:07
Re: Traditional navigation by slide ruleRobert VanderPol II7 Jan 2016, 01:25
Re: Traditional navigation by slide ruleRobert VanderPol II7 Jan 2016, 01:35
Re: Traditional navigation by slide ruleNoell Wilson7 Jan 2016, 02:18
Re: Traditional navigation by slide ruleMark Coady7 Jan 2016, 02:31
Re: Traditional navigation by slide ruleGary LaPook7 Jan 2016, 02:42
Re: Traditional navigation by slide ruleRommel John Miller7 Jan 2016, 02:57
Re: SolargramPaul Dolkas7 Jan 2016, 03:26
Re: Calculator v. Slide Rule for Ex-Meridian CorrectionSean C7 Jan 2016, 09:47
Re: Traditional navigation by slide ruleDavid Pike7 Jan 2016, 10:54
Re: Traditional navigation by slide ruleFrancis Upchurch7 Jan 2016, 11:02
Re: Traditional navigation by slide ruleJohn Brown7 Jan 2016, 11:42
1822 1st ed American LunarianJackson McDonald7 Jan 2016, 12:09
U-boat Celestial Navigation WWIIJerry Mason7 Jan 2016, 14:35
Re: Traditional navigation by slide ruleHewitt Schlereth7 Jan 2016, 16:39
Re: Traditional navigation by slide ruleBob Goethe7 Jan 2016, 16:56
Re: Calculator v. Slide Rule for Ex-Meridian CorrectionFrancis Upchurch7 Jan 2016, 17:33
Re: Traditional navigation by slide ruleGary LaPook7 Jan 2016, 18:59
Re: U-boat Celestial Navigation WWIIGary LaPook7 Jan 2016, 19:13
Re: Calculator v. Slide Rule for Ex-Meridian CorrectionBob Goethe7 Jan 2016, 22:26
Re: Traditional navigation by slide ruleStan K7 Jan 2016, 22:30
Re: 1822 1st ed American LunarianHenry Halboth8 Jan 2016, 03:56
Re: 1822 1st ed American LunarianHenry Halboth8 Jan 2016, 04:20
Accuracy of Nautical Almanac vs Air AlmanacRon Jones8 Jan 2016, 04:24
Re: 1822 1st ed American LunarianFrank Reed8 Jan 2016, 04:34
Re: Accuracy of Nautical Almanac vs Air AlmanacGary LaPook8 Jan 2016, 07:57
Re: U-boat Celestial Navigation WWIIJerry Mason8 Jan 2016, 12:47
Re: SolargramTom Sult8 Jan 2016, 14:25
Re: SolargramTom Sult8 Jan 2016, 14:39
Re: Air vs. water: MOB and MOO table corrections in HO 249Mark Coady8 Jan 2016, 17:10
Re: U-boat Celestial Navigation WWIIAlan S8 Jan 2016, 18:05
Re: Accuracy of Nautical Almanac vs Air AlmanacDavid Pike8 Jan 2016, 18:12
Re: 1822 1st ed American LunarianHenry Halboth8 Jan 2016, 19:09
Re: Air vs. water: MOB and MOO table corrections in HO 249David Pike8 Jan 2016, 20:55
Re: U-boat Celestial Navigation WWIIGary LaPook8 Jan 2016, 22:11
Re: U-boat Celestial Navigation WWIIGary LaPook8 Jan 2016, 22:12
Re: U-boat Celestial Navigation WWIIGary LaPook8 Jan 2016, 22:17
Re: Air vs. water: MOB and MOO table corrections in HO 249Gary LaPook8 Jan 2016, 22:28
Polaris LTAGreg Rudzinski8 Jan 2016, 22:30
Re: Air vs. water: MOB and MOO table corrections in HO 249Gary LaPook8 Jan 2016, 22:34
Re: Polaris LTAGary LaPook8 Jan 2016, 22:40
Re: U-boat Celestial Navigation WWIIDave Walden8 Jan 2016, 23:44
Re: U-boat Celestial Navigation WWIIBob Goethe9 Jan 2016, 00:59
2016 Nautical AlmanacStan K9 Jan 2016, 01:32
Re: Polaris LTAGary LaPook9 Jan 2016, 01:35
Re: U-boat Celestial Navigation WWIIStan K9 Jan 2016, 01:43
Re: 2016 Nautical AlmanacBill B9 Jan 2016, 04:39
Re: Traditional navigation by slide rulePaul Hirose9 Jan 2016, 06:31
Re: 2016 Nautical AlmanacGary LaPook9 Jan 2016, 06:58
Re: Polaris LTAGary LaPook9 Jan 2016, 07:01
Re: Air vs. water: MOB and MOO table corrections in HO 249Gary LaPook9 Jan 2016, 07:36
Re: Polaris LTAHerman Dekker9 Jan 2016, 08:35
Re: U-boat Celestial Navigation WWIIDavid Pike9 Jan 2016, 09:34
Re: U-boat Celestial Navigation WWIINoell Wilson9 Jan 2016, 10:49
Re: Polaris LTAGary LaPook9 Jan 2016, 11:09
Re: Polaris LTAHerman Dekker9 Jan 2016, 11:49
Re: U-boat Celestial Navigation WWIIRobert H. van Gent9 Jan 2016, 12:13
Re: U-boat Celestial Navigation WWIIJerry Mason9 Jan 2016, 12:27
Re: 2016 Nautical AlmanacStan K9 Jan 2016, 14:07
Re: 2016 Nautical AlmanacÖrjan Sandström9 Jan 2016, 14:33
WWII U.S. Aircraft Bubble Sextants F.SRobert Swartz9 Jan 2016, 16:56
Re: Traditional navigation by slide ruleBob Goethe9 Jan 2016, 17:55
Re: U-boat Celestial Navigation WWIIGary LaPook9 Jan 2016, 19:18
Re: Polaris LTAGary LaPook9 Jan 2016, 19:46
Re: 2016 Nautical AlmanacFrank Reed9 Jan 2016, 20:39
Re: Traditional navigation by slide ruleDavid Pike9 Jan 2016, 21:20
Re: U-boat Celestial Navigation WWIIDavid Pike9 Jan 2016, 22:01
Air Almanac 2016 downloadFrank Reed9 Jan 2016, 22:08
Re: Polaris LTAGreg Rudzinski9 Jan 2016, 22:44
Re: 2016 Nautical AlmanacStan K9 Jan 2016, 22:54
Re: 2016 Nautical AlmanacSean C10 Jan 2016, 05:19
Re: 2016 Nautical AlmanacStan K10 Jan 2016, 14:27
Re: 2016 Nautical AlmanacÖrjan Sandström10 Jan 2016, 14:39
Re: 2016 Nautical AlmanacBrad Morris10 Jan 2016, 14:51
Re: 2016 Nautical AlmanacGary LaPook10 Jan 2016, 19:13
Re: Traditional navigation by slide ruleGary LaPook10 Jan 2016, 20:35
Re: Traditional navigation by slide rule (correction)Gary LaPook10 Jan 2016, 20:50
Re: Traditional navigation by slide rule (correction)Bob Goethe11 Jan 2016, 00:20
Re: Traditional navigation by slide rule (correction)Lu Abel11 Jan 2016, 00:57
Re: Traditional navigation by slide ruleGary LaPook11 Jan 2016, 05:54
Re: Traditional navigation by slide ruleStan K11 Jan 2016, 16:32
Re: Traditional navigation by slide ruleRon Jones11 Jan 2016, 18:24
Re: Traditional navigation by slide ruleAlan S11 Jan 2016, 19:36
Re: Traditional navigation by slide ruleGary LaPook11 Jan 2016, 20:41
Re: Traditional navigation by slide ruleStan K11 Jan 2016, 21:16
Re: Traditional navigation by slide ruleGary LaPook11 Jan 2016, 22:50
Re: Traditional navigation by slide ruleEd Popko11 Jan 2016, 23:30
Re: Traditional navigation by slide ruleAlan S12 Jan 2016, 03:50
Re: Traditional navigation by slide rulePaul Dolkas12 Jan 2016, 05:43
Re: Traditional navigation by slide rule (correction)Paul Dolkas12 Jan 2016, 05:54
Re: U-boat Celestial Navigation WWIIGary LaPook12 Jan 2016, 07:10
Re: U-boat Celestial Navigation WWIIGary LaPook12 Jan 2016, 07:30
Re: Traditional navigation by slide ruleGary LaPook12 Jan 2016, 08:14
Re: U-boat Celestial Navigation WWIIDavid Pike12 Jan 2016, 09:21
Re: U-boat Celestial Navigation WWIIJerry Mason12 Jan 2016, 13:07
Re: Traditional navigation by slide ruleBob Goethe12 Jan 2016, 16:36
Re: U-boat Celestial Navigation WWIIAlan S12 Jan 2016, 19:33
Re: Traditional navigation by slide rule (correction)Gary LaPook12 Jan 2016, 21:40
Re: Traditional navigation by slide rule (correction)Gary LaPook12 Jan 2016, 22:12
Re: Traditional navigation by slide ruleFrancis Upchurch13 Jan 2016, 03:56
Margett's Tables/graphical longitude.Francis Upchurch13 Jan 2016, 06:01
Re: Traditional navigation by slide ruleGary LaPook13 Jan 2016, 08:51
Re: U-boat Celestial Navigation WWIIGary LaPook13 Jan 2016, 09:05
Re: U-boat Celestial Navigation WWIIGary LaPook13 Jan 2016, 09:09
Re: U-boat Celestial Navigation WWIIGary LaPook13 Jan 2016, 09:18
Re: U-boat Celestial Navigation WWIITom Sult13 Jan 2016, 17:43
Re: U-boat Celestial Navigation WWIIJerry Mason13 Jan 2016, 18:47
Re: U-boat Celestial Navigation WWIIBrad Morris13 Jan 2016, 23:13
Re: U-boat Celestial Navigation WWIIGary LaPook14 Jan 2016, 01:13
Re: Margett's Tables/graphical longitude.Ken Muldrew14 Jan 2016, 02:58
Re: Margett's Tables/graphical longitude.Francis Upchurch14 Jan 2016, 10:11
Re: U-boat Celestial Navigation WWIIDavid Pike14 Jan 2016, 17:51
Great Circle Sailing ChartRobin Stuart14 Jan 2016, 20:26
Re: U-boat Celestial Navigation WWIIDavid Pike15 Jan 2016, 00:36
Borrowed BygraveDavid Pike15 Jan 2016, 00:41
Re: Great Circle Sailing ChartGary LaPook15 Jan 2016, 01:03
Re: U-boat Celestial Navigation WWIIAlan S15 Jan 2016, 01:13
Re: Borrowed BygraveGary LaPook15 Jan 2016, 02:06
Re: Great Circle Sailing ChartDavid Pike15 Jan 2016, 02:11
Re: Borrowed BygraveGary LaPook15 Jan 2016, 02:16
Re: Borrowed BygraveGary LaPook15 Jan 2016, 02:42
Re: Margett's Tables/graphical longitude.Ken Muldrew15 Jan 2016, 03:03
Re: Borrowed BygraveGary LaPook15 Jan 2016, 04:09
Re: U-boat Celestial Navigation WWIIGary LaPook15 Jan 2016, 04:20
Re: Great Circle Sailing ChartGary LaPook15 Jan 2016, 04:23
Re: Borrowed BygraveGary LaPook15 Jan 2016, 06:59
Re: U-boat Celestial Navigation WWIIGary LaPook15 Jan 2016, 07:08
Re: Borrowed BygraveBrad Morris15 Jan 2016, 07:28
Re: U-boat Celestial Navigation WWIIBrad Morris15 Jan 2016, 07:30
Re: Borrowed BygraveBrad Morris15 Jan 2016, 07:36
Re: U-boat Celestial Navigation WWIIGary LaPook15 Jan 2016, 08:03
Re: Borrowed BygraveGary LaPook15 Jan 2016, 08:45
Re: Borrowed BygraveGary LaPook15 Jan 2016, 08:56
Re: Borrowed BygraveGary LaPook15 Jan 2016, 09:21
Re: Borrowed BygraveGary LaPook15 Jan 2016, 09:36
Re: Borrowed BygraveGary LaPook15 Jan 2016, 09:49
Re: U-boat Celestial Navigation WWIIRonald van Riet15 Jan 2016, 09:53
Re: U-boat Celestial Navigation WWIIBrad Morris15 Jan 2016, 10:16
Re: Great Circle Sailing ChartDavid Pike15 Jan 2016, 10:20
Re: Margett's Tables/graphical longitude.Francis Upchurch15 Jan 2016, 11:17
Re: Borrowed BygraveFrancis Upchurch15 Jan 2016, 12:14
Re: Great Circle Sailing ChartRobert Wyatt15 Jan 2016, 14:45
Prime Meridian on the movePeter Monta15 Jan 2016, 15:06
Re: Prime Meridian on the movePeter Monta15 Jan 2016, 15:19
Re: Borrowed BygraveTom Sult15 Jan 2016, 15:34
Re: Great Circle Sailing ChartRobin Stuart15 Jan 2016, 15:50
Re: Borrowed BygraveRobin Stuart15 Jan 2016, 17:20
Re: Great Circle Sailing ChartGary LaPook15 Jan 2016, 18:20
Re: Borrowed BygraveGary LaPook15 Jan 2016, 18:26
Re: U-boat Celestial Navigation WWIIBrad Morris15 Jan 2016, 22:35
Re: Prime Meridian on the moveBruce J. Pennino16 Jan 2016, 02:39
Re: Borrowed BygraveGary LaPook16 Jan 2016, 11:29
Re: Borrowed BygraveGary LaPook16 Jan 2016, 11:44
Assumed altitude method - daviesDave Walden16 Jan 2016, 14:54
Re: Traditional navigation by slide ruleFrancis Upchurch16 Jan 2016, 15:35
Re: Borrowed BygraveWolfgang Hasper16 Jan 2016, 19:39
Re: Borrowed BygraveBrad Morris16 Jan 2016, 21:07
Re: Traditional navigation by slide ruleBrad Morris16 Jan 2016, 21:19
Re: Traditional navigation by slide ruleTom Sult16 Jan 2016, 21:45
Re: Traditional navigation by slide ruleFrank Reed16 Jan 2016, 23:22
Re: B-52 navigator in New York TimesGary LaPook16 Jan 2016, 23:25
Re: Borrowed BygraveFrank Reed16 Jan 2016, 23:27
Re: Traditional navigation by slide ruleGary LaPook17 Jan 2016, 00:07
Re: Borrowed BygraveFrancis Upchurch17 Jan 2016, 05:54
Re: Traditional navigation by slide ruleFrancis Upchurch17 Jan 2016, 06:14
Re: Borrowed BygraveSean C17 Jan 2016, 07:42
Re: Borrowed BygraveRobin Stuart17 Jan 2016, 14:15
Re: Borrowed BygraveDavid Pike17 Jan 2016, 16:11
Re: Great Circle Sailing ChartDavid Pike17 Jan 2016, 16:50
Re: Traditional navigation by slide ruleNoell Wilson17 Jan 2016, 17:04
Pronouncing EratosthenesDavid Pike17 Jan 2016, 17:45
Re: Traditional navigation by slide ruleTom Sult17 Jan 2016, 17:46
Re: Traditional navigation by slide ruleTom Sult17 Jan 2016, 17:46
Re: Borrowed BygraveWolfgang Hasper17 Jan 2016, 19:19
Re: Traditional navigation by slide ruleFrancis Upchurch17 Jan 2016, 19:42
Re: Borrowed BygraveTom Sult17 Jan 2016, 21:21
Celestial a Black Box?Frank Reed17 Jan 2016, 21:51
Re: Celestial a Black Box?Luc Van den Borre17 Jan 2016, 22:50
Re: Celestial a Black Box?Lu Abel17 Jan 2016, 22:55
Re: Celestial a Black Box?Ron Jones17 Jan 2016, 23:06
Re: Celestial a Black Box?Robert Eno17 Jan 2016, 23:21
Re: Celestial a Black Box?Bob Goethe17 Jan 2016, 23:24
Re: Celestial a Black Box?Greg Rudzinski17 Jan 2016, 23:55
Re: Celestial a Black Box?Rommel John Miller18 Jan 2016, 00:56
Re: Celestial a Black Box?Tom Sult18 Jan 2016, 00:56
Re: Celestial a Black Box?Hewitt Schlereth18 Jan 2016, 01:27
Re: Celestial a Black Box?Norm Goldblatt18 Jan 2016, 02:20
Re: Celestial a Black Box?Henry Halboth18 Jan 2016, 04:28
Re: Celestial a Black Box?Frank Reed18 Jan 2016, 07:02
Re: Celestial a Black Box?Francis Upchurch18 Jan 2016, 07:21
Re: Borrowed BygraveWolfgang Hasper18 Jan 2016, 08:20
Re: Celestial a Black Box?Alan S18 Jan 2016, 20:05
Re: Celestial a Black Box?Norm Goldblatt18 Jan 2016, 22:41
Re: Celestial a Black Box?Rommel John Miller19 Jan 2016, 00:09
Re: Celestial a Black Box?Hewitt Schlereth19 Jan 2016, 02:01
Re: Celestial a Black Box?Alan S19 Jan 2016, 04:47
Re: Celestial a Black Box?Alan S19 Jan 2016, 04:51
A wonderful dawn with all four planetsEd Popko19 Jan 2016, 11:41
Re: A wonderful dawn with all four planetsDave Walden19 Jan 2016, 14:12
Re: A wonderful dawn with all four planetsNorm Goldblatt19 Jan 2016, 14:36
Re: Great Circle Sailing ChartRobin Stuart19 Jan 2016, 19:11
Re: A wonderful dawn with all four planetsFrancis Upchurch19 Jan 2016, 19:25
Re: Celestial a Black Box?Francis Upchurch19 Jan 2016, 19:29
Aldebaran occultation tonightFrank Reed19 Jan 2016, 20:32
Re: Traditional navigation by slide ruleGary LaPook19 Jan 2016, 21:05
Re: Aldebaran occultation tonightStan K19 Jan 2016, 21:12
Re: Traditional navigation by slide ruleGary LaPook19 Jan 2016, 21:35
Re: Great Circle Sailing ChartDavid Pike20 Jan 2016, 00:08
Re: Traditional navigation by slide ruleGary LaPook20 Jan 2016, 00:40
Re: Kollsman periscopic sextant mountFergus Kavanagh20 Jan 2016, 00:42
Re: Aldebaran occultation tonightNorm Goldblatt20 Jan 2016, 02:58
Re: Kollsman periscopic sextant mountGary LaPook20 Jan 2016, 05:27
Re: Kollsman periscopic sextant mountDavid Pike20 Jan 2016, 09:37
Re: Traditional navigation by slide ruleJohn Brown20 Jan 2016, 11:40
Re: Great Circle Sailing ChartRobin Stuart20 Jan 2016, 12:09
Re: Kollsman periscopic sextant mount CorrectionDavid Pike20 Jan 2016, 14:46
Re: Traditional navigation by slide ruleBrad Morris20 Jan 2016, 15:52
Re: Traditional navigation by slide ruleBob Goethe20 Jan 2016, 18:51
Re: Traditional navigation by slide ruleBrad Morris20 Jan 2016, 19:06
Re: Traditional navigation by slide ruleGary LaPook20 Jan 2016, 19:28
Re: Traditional navigation by slide ruleBob Goethe20 Jan 2016, 19:56
Re: Traditional navigation by slide ruleRommel John Miller20 Jan 2016, 20:03
Re: Traditional navigation by slide ruleFrancis Upchurch20 Jan 2016, 20:08
Re: Traditional navigation by slide ruleGreg Rudzinski20 Jan 2016, 20:30
Re: Great Circle Sailing ChartDavid Pike20 Jan 2016, 20:52
Re: Traditional navigation by slide ruleBrad Morris20 Jan 2016, 20:56
Cryptic Slide Rule FormulaeJim Rives20 Jan 2016, 20:58
Re: Traditional navigation by slide ruleJohn Brown20 Jan 2016, 21:08
Re: Cryptic Slide Rule FormulaeGary LaPook20 Jan 2016, 21:32
Re: Traditional navigation by slide ruleGary LaPook20 Jan 2016, 21:39
Re: Cryptic Slide Rule FormulaeFrank Reed20 Jan 2016, 21:40
Re: Traditional navigation by slide ruleBob Goethe20 Jan 2016, 21:42
Re: Traditional navigation by slide ruleHewitt Schlereth21 Jan 2016, 01:21
Re: Traditional navigation by slide rulePaul Hirose21 Jan 2016, 04:41
Re: Traditional navigation by slide ruleGary LaPook21 Jan 2016, 06:15
Re: Traditional navigation by slide ruleFrancis Upchurch21 Jan 2016, 07:02
Re: Traditional navigation by slide ruleGary LaPook21 Jan 2016, 12:23
Re: Cryptic Slide Rule FormulaeGreg Rudzinski21 Jan 2016, 14:16
Re: Great Circle Sailing ChartRobin Stuart21 Jan 2016, 15:43
Re: Traditional navigation by slide ruleBob Goethe21 Jan 2016, 19:21
Re: Traditional navigation by slide ruleHewitt Schlereth21 Jan 2016, 21:23
Re: Traditional navigation by slide ruleGary LaPook22 Jan 2016, 04:23
Re: Traditional navigation by slide ruleFrancis Upchurch22 Jan 2016, 04:53
Re: Traditional navigation by slide ruleDave Walden22 Jan 2016, 05:37
Re: Traditional navigation by slide ruleSean C22 Jan 2016, 06:30
Re: A wonderful dawn with all four planetsJackson McDonald22 Jan 2016, 07:51
Re: Traditional navigation by slide ruleBrad Morris22 Jan 2016, 09:33
Re: Traditional navigation by slide ruleJohn Brown22 Jan 2016, 10:07
Re: Traditional navigation by slide ruleJohn Brown22 Jan 2016, 14:50
Spherical triangle split by right trianglesMark Coady22 Jan 2016, 18:29
Re: A wonderful dawn with all four planetsNorm Goldblatt22 Jan 2016, 19:00
Re: Traditional navigation by slide ruleFrancis Upchurch22 Jan 2016, 19:25
Re: Spherical triangle split by right trianglesBob Goethe22 Jan 2016, 19:44
Re: Spherical triangle split by right trianglesBill B22 Jan 2016, 20:01
Re: A wonderful dawn with all four planetsFrank Reed22 Jan 2016, 20:02
Re: Spherical triangle split by right trianglesDavid Fleming22 Jan 2016, 20:39
Re: Spherical triangle split by right trianglesBob Goethe22 Jan 2016, 20:51
Re: Spherical triangle split by right trianglesRobert VanderPol II22 Jan 2016, 22:04
Re: Spherical triangle split by right trianglesBob Goethe22 Jan 2016, 23:13
Re: Spherical triangle split by right trianglesDavid Fleming22 Jan 2016, 23:22
Re: Spherical triangle split by right trianglesGary LaPook23 Jan 2016, 00:09
Re: Traditional navigation by slide ruleÖrjan Sandström23 Jan 2016, 00:27
Re: Traditional navigation by slide rulePaul Hirose23 Jan 2016, 01:47
Re: Spherical triangle split by right trianglesRon Jones23 Jan 2016, 03:47
U.S. Naval Academy Reinstates CelestialRobert Swartz23 Jan 2016, 07:35
Re: Spherical triangle split by right trianglesHenry Halboth23 Jan 2016, 07:50
Re: U.S. Naval Academy Reinstates CelestialBrad Morris23 Jan 2016, 07:53
Re: U.S. Naval Academy Reinstates CelestialFrank Reed23 Jan 2016, 08:22
Re: Spherical triangle split by right trianglesRobert Bernecky23 Jan 2016, 16:28
Re: U.S. Naval Academy Reinstates CelestialBrad Morris23 Jan 2016, 21:10
Re: U.S. Naval Academy Reinstates CelestialLu Abel23 Jan 2016, 22:19
Re: U.S. Naval Academy Reinstates CelestialAlan S24 Jan 2016, 01:18
Re: Spherical triangle split by right trianglesRobert VanderPol II24 Jan 2016, 04:21
Re: Spherical triangle split by right trianglesFrank Reed24 Jan 2016, 04:40
Duttons Navigation and Piloting 12th editionBob Crawley24 Jan 2016, 13:07
Mystic Seaport in WinterJackson McDonald24 Jan 2016, 16:17
Re: Duttons Navigation and Piloting 12th editionFrank Reed24 Jan 2016, 19:40
Re: Space sextantsDavid Pike24 Jan 2016, 20:25
Re: Mystic Seaport in WinterHewitt Schlereth24 Jan 2016, 20:28
Re: Space sextantsFrank Reed24 Jan 2016, 21:31
Re: Mystic Seaport in WinterStan K24 Jan 2016, 23:27
Re: Space sextantsDavid Pike25 Jan 2016, 01:03
Re: Cryptic Slide Rule FormulaeBill Noyce25 Jan 2016, 01:07
Re: Traditional navigation by slide ruleBill Noyce25 Jan 2016, 01:16
Re: Mystic Seaport in WinterHewitt Schlereth25 Jan 2016, 01:23
Re: Spherical triangle split by right trianglesMark Coady25 Jan 2016, 01:43
Re: Duttons Navigation and Piloting 12th editionBrad Morris25 Jan 2016, 01:59
Re: Space sextantsPaul Dolkas25 Jan 2016, 04:57
Re: Duttons Navigation and Piloting 12th editionBob Goethe25 Jan 2016, 05:17
Re: Traditional navigation by slide ruleBob Goethe25 Jan 2016, 05:20
Re: Spherical triangle split by right trianglesBob Goethe25 Jan 2016, 05:28
Re: U.S. Naval Academy Reinstates CelestialBob Goethe25 Jan 2016, 06:25
Re: Duttons Navigation and Piloting 12th editionGary LaPook25 Jan 2016, 08:13
Re: U.S. Naval Academy Reinstates CelestialBrad Morris25 Jan 2016, 08:17
Re: U.S. Naval Academy Reinstates CelestialBob Goethe25 Jan 2016, 09:34
Re: Spherical triangle split by right trianglesGreg Rudzinski25 Jan 2016, 14:08
Re: U.S. Naval Academy Reinstates CelestialHewitt Schlereth25 Jan 2016, 16:29
Re: U.S. Naval Academy Reinstates CelestialW F Jones25 Jan 2016, 21:11
Planning a fix with >45 degrees intersection in LOPsSteve E. Bryant25 Jan 2016, 21:41
Henry Worsley, Antarctic adenturerFrank Reed25 Jan 2016, 21:46
Re: Planning a fix with >45 degrees intersection in LOPsDavid Fleming25 Jan 2016, 22:11
Re: Planning a fix with >45 degrees intersection in LOPsGreg Rudzinski25 Jan 2016, 22:17
Re: Planning a fix with >45 degrees intersection in LOPsStan K25 Jan 2016, 22:50
Re: Planning a fix with >45 degrees intersection in LOPsBruce J. Pennino25 Jan 2016, 22:51
Re: Planning a fix with >45 degrees intersection inLOPsGary LaPook26 Jan 2016, 02:01
Re: Planning a fix with >45 degrees intersection in LOPsRon Jones26 Jan 2016, 02:19
Re: Henry Worsley, Antarctic adenturerBrad Morris26 Jan 2016, 02:42
Re: Henry Worsley, Antarctic adventurerFrancis Upchurch26 Jan 2016, 06:28
Re: Henry Worsley, Antarctic adventurerJohn Brown26 Jan 2016, 09:02
Re: Planning a fix with >45 degrees intersection inLOPsDavid Pike26 Jan 2016, 10:03
Re: Henry Worsley, Antarctic adventurerDavid Pike26 Jan 2016, 10:39
Traditional Navigation in RTW yacht race, 2018John Brown26 Jan 2016, 13:47
Re: U.S. Naval Academy Reinstates CelestialLu Abel26 Jan 2016, 20:20
Mawson's awesome Antarctic adventureNorm Goldblatt26 Jan 2016, 23:02
Re: U.S. Naval Academy Reinstates CelestialAlan S26 Jan 2016, 23:35
Re: Planning a fix with >45 degrees intersection inLOPsBrad Morris27 Jan 2016, 00:14
Re: Planning a fix with >45 degrees intersection inLOPsFrank Reed27 Jan 2016, 01:52
Re: Planning a fix with >45 degrees intersection inLOPsBrad Morris27 Jan 2016, 02:53
Re: Planning a fix with >45 degrees intersection inLOPsSteve E. Bryant27 Jan 2016, 05:17
Re: Planning a fix with >45 degrees intersection inLOPsBrad Morris27 Jan 2016, 05:51
Re: Planning a fix with >45 degrees intersection inLOPsSean C27 Jan 2016, 06:01
Re: Planning a fix with >45 degrees intersection inLOPsDavid Pike27 Jan 2016, 10:20
Re: Traditional Navigation in RTW yacht race, 2018Geoffrey Kolbe27 Jan 2016, 10:50
Re: Mawson's awesome Antarctic adventureBob Crawley27 Jan 2016, 10:50
Re: Star CN with DSLR CameraBill Lionheart27 Jan 2016, 11:54
Re: Traditional Navigation in RTW yacht race, 2018Greg Rudzinski27 Jan 2016, 13:57
Re: Planning a fix with >45 degrees intersection inLOPsDave Walden27 Jan 2016, 14:01
Re: U.S. Naval Academy Reinstates CelestialJim Rives27 Jan 2016, 14:42
Re: Kollsman periscopic sextant mount CorrectionFergus Kavanagh27 Jan 2016, 16:52
Re: Star CN with DSLR CameraGreg Rudzinski27 Jan 2016, 17:23
Re: Star CN with DSLR CameraBob Goethe27 Jan 2016, 17:44
Re: Space sextantsEd Popko27 Jan 2016, 18:43
Re: Space sextantsBob Goethe27 Jan 2016, 19:11
Re: Space sextantsFrank Reed27 Jan 2016, 19:18
Re: Kollsman periscopic sextant mount CorrectionGary LaPook27 Jan 2016, 19:21
Re: U.S. Naval Academy Reinstates CelestialDave Walden27 Jan 2016, 19:26
Re: U.S. Naval Academy Reinstates CelestialLu Abel27 Jan 2016, 19:27
Re: Kollsman periscopic sextant mount CorrectionDavid Pike27 Jan 2016, 20:41
Re: Where is Napier Diagram PostedDale Bletso27 Jan 2016, 21:45
Napier diagramDale Bletso27 Jan 2016, 21:48
Re: U.S. Naval Academy Reinstates CelestialJim Rives27 Jan 2016, 22:13
Re: Kollsman periscopic sextant mount CorrectionFergus Kavanagh27 Jan 2016, 22:34
Re: U.S. Naval Academy Reinstates CelestialLu Abel27 Jan 2016, 23:41
Re: U.S. Naval Academy Reinstates CelestialAlan S27 Jan 2016, 23:43
Re: Space sextantsDon Seltzer28 Jan 2016, 00:40
Re: U.S. Naval Academy Reinstates CelestialFrank Reed28 Jan 2016, 01:59
Re: U.S. Naval Academy Reinstates CelestialRommel John Miller28 Jan 2016, 02:03
Re: Star CN with DSLR CameraPeter Monta28 Jan 2016, 04:40
Re: U.S. Naval Academy Reinstates CelestialPeter Monta28 Jan 2016, 06:05
Re: Kollsman periscopic sextant mount CorrectionGary LaPook28 Jan 2016, 06:12
Re: Kollsman periscopic sextant mount CorrectionGary LaPook28 Jan 2016, 06:42
Re: Star CN with DSLR CameraBill Lionheart28 Jan 2016, 07:31
Re: Kollsman periscopic sextant mount CorrectionFergus Kavanagh28 Jan 2016, 09:32
Threats to GPS and introduction of eLORANDavid Barrie28 Jan 2016, 10:45
Re: Star CN with DSLR CameraGreg Rudzinski28 Jan 2016, 13:41
Re: U.S. Naval Academy Reinstates CelestialRobert VanderPol II28 Jan 2016, 16:00
Re: Star CN with DSLR CameraGreg Rudzinski28 Jan 2016, 16:17
Re: Star CN with DSLR CameraWolfgang Hasper28 Jan 2016, 16:34
150 years of tide tablesJackson McDonald28 Jan 2016, 17:12
Re: U.S. Naval Academy Reinstates CelestialLu Abel28 Jan 2016, 17:34
Re: Threats to GPS and introduction of eLORANFrank Reed28 Jan 2016, 21:22
Re: Star CN with DSLR CameraBill Lionheart28 Jan 2016, 21:42
Limited celestial navigation instruction at USNAFrank Reed28 Jan 2016, 21:59
Re: Star CN with DSLR CameraPaul Hirose28 Jan 2016, 22:18
Re: Star CN with DSLR CameraGreg Rudzinski28 Jan 2016, 22:35
Re: Threats to GPS and introduction of eLORANGeoffrey Kolbe28 Jan 2016, 22:45
Re: Threats to GPS and introduction of eLORANFrancis Upchurch29 Jan 2016, 07:14
Re: Star CN with DSLR CameraSean C29 Jan 2016, 07:51
Re: Kollsman periscopic sextant mount CorrectionDavid Pike29 Jan 2016, 10:18
Re: Threats to GPS and introduction of eLORANDavid Barrie29 Jan 2016, 11:01
Re: Star CN with DSLR CameraDon Seltzer29 Jan 2016, 14:39
Re: Star CN with DSLR CameraBill Lionheart29 Jan 2016, 14:51
Re: Threats to GPS and introduction of eLORANDavid Pike29 Jan 2016, 16:52
Re: Star CN with DSLR CameraNorm Goldblatt29 Jan 2016, 17:55
Re: Limited celestial navigation instruction at USNAAlan S29 Jan 2016, 21:26
Re: Star CN with DSLR CameraGreg Rudzinski29 Jan 2016, 22:17
Re: Kollsman periscopic sextant mount CorrectionFergus Kavanagh29 Jan 2016, 23:22
Re: Kollsman periscopic sextant mount CorrectionDavid Pike30 Jan 2016, 01:06
Re: Threats to GPS and introduction of eLORANRichard Easton30 Jan 2016, 02:59
Re: Limited celestial navigation instruction at USNAFrank Reed30 Jan 2016, 07:52
Navigation using satellite doppler shiftBill Lionheart30 Jan 2016, 09:26
Re: Threats to GPS and introduction of eLORANRichard B. Langley30 Jan 2016, 14:55
Re: Kollsman periscopic sextant mount CorrectionFergus Kavanagh30 Jan 2016, 19:12
Re: Threats to GPS and introduction of eLORANMark Coady31 Jan 2016, 03:09
Re: Navigation using satellite doppler shiftPeter Monta31 Jan 2016, 06:25
Re: Star CN with DSLR CameraPeter Monta31 Jan 2016, 06:47
B-52 navigator chart from 1969Paul Hirose31 Jan 2016, 07:11
Star identification puzzleFrank Reed31 Jan 2016, 07:20
Re: Star identification puzzleEd Popko31 Jan 2016, 11:19
Re: Star identification puzzlePaul Werner31 Jan 2016, 12:34
Re: Star identification puzzleDavid Pike31 Jan 2016, 13:01
Re: Star identification puzzleFergus Kavanagh31 Jan 2016, 13:16
Re: Star identification puzzleDave Walden31 Jan 2016, 13:18
Re: Star identification puzzleRobert H. van Gent31 Jan 2016, 14:26
Re: Star identification puzzleFrank Reed31 Jan 2016, 14:56
Re: Star identification puzzleGreg Rudzinski31 Jan 2016, 14:59
Re: Star identification puzzlePaul Werner31 Jan 2016, 15:31
Re: Star identification puzzleRobin Stuart31 Jan 2016, 15:36
Re: Star identification puzzleStan K31 Jan 2016, 16:22
Astronomy & math in ancient BabylonNoell Wilson31 Jan 2016, 16:26
Re: Star identification puzzleDavid Pike31 Jan 2016, 16:34
Re: Star identification puzzlePeter Monta31 Jan 2016, 17:14
Navigational instrument appraisersPaul Saffo31 Jan 2016, 17:26
Re: Star identification puzzleFrank Reed31 Jan 2016, 18:20
Re: Star identification puzzleGary LaPook31 Jan 2016, 18:32
Re: Navigation using satellite doppler shiftPaul Hirose31 Jan 2016, 19:30
Re: Star identification puzzleHewitt Schlereth31 Jan 2016, 20:05
Re: Astronomy & math in ancient BabylonBrad Morris1 Feb 2016, 00:21
Re: Threats to GPS and introduction of eLORANLu Abel1 Feb 2016, 01:09
Re: Astronomy & math in ancient BabylonAlexandre Eremenko1 Feb 2016, 01:39
Re: Astronomy & math in ancient BabylonAlexandre Eremenko1 Feb 2016, 01:45
Re: Astronomy & math in ancient BabylonNoell Wilson1 Feb 2016, 04:26
Re: Navigation using satellite doppler shiftBill Lionheart1 Feb 2016, 07:12
Re: Star identification puzzleRobert H. van Gent1 Feb 2016, 09:35
Re: Navigation using satellite doppler shiftRichard B. Langley1 Feb 2016, 13:19
Re: Star identification puzzleDave Walden1 Feb 2016, 14:04
Re: Astronomy & math in ancient BabylonBrad Morris1 Feb 2016, 18:16
Re: Navigational instrument appraisersN Drummond1 Feb 2016, 20:43
Re: Star identification puzzleSean C2 Feb 2016, 04:28
A "three dimensional slide-rule" for celestialEd Popko2 Feb 2016, 13:59
Was this optical instrument designed for celestial navigation?John Morris2 Feb 2016, 18:56
Re: Was this optical instrument designed for celestial navigation?John Morris2 Feb 2016, 23:01
Wave PilotingNorm Goldblatt2 Feb 2016, 23:16
Re: A "three dimensional slide-rule" for celestialBrad Morris2 Feb 2016, 23:45
Re: Was this optical instrument designed for celestial navigation?Brad Morris2 Feb 2016, 23:57
Re: Was this optical instrument designed for celestial navigation?John Morris3 Feb 2016, 03:24
Re: Was this optical instrument designed for celestial navigation?Brad Morris3 Feb 2016, 05:31
Re: A "three dimensional slide-rule" for celestialFrancis Upchurch3 Feb 2016, 06:12
Re: A "three dimensional slide-rule" for celestialHerbert Prinz3 Feb 2016, 06:14
Re: Was this optical instrument designed for celestial navigation?David Pike3 Feb 2016, 09:09
Re: A "three dimensional slide-rule" for celestialGeoffrey Kolbe3 Feb 2016, 15:08
Re: Was this optical instrument designed for celestial navigation?John Morris3 Feb 2016, 17:22
Re: Was this optical instrument designed for celestial navigation?David Pike3 Feb 2016, 20:06
Re: Was this optical instrument designed for celestial navigation?Hewitt Schlereth3 Feb 2016, 21:42
Re: Was this optical instrument designed for celestial navigation?Frank Reed3 Feb 2016, 22:40
Re: Was this optical instrument designed for celestial navigation?John Morris4 Feb 2016, 01:24
Re: Was this optical instrument designed for celestial navigation?Bill Morris4 Feb 2016, 04:18
Re: Was this optical instrument designed for celestial navigation?Brad Morris4 Feb 2016, 05:41
Re: Was this optical instrument designed for celestial navigation?Hewitt Schlereth4 Feb 2016, 06:47
Re: Was this optical instrument designed for celestial navigation?John Morris4 Feb 2016, 07:20
Re: A "three dimensional slide-rule" for celestialJohn Morris4 Feb 2016, 07:30
Re: Kollsman periscopic sextant mount CorrectionFergus Kavanagh4 Feb 2016, 12:17
Re: Was this optical instrument designed forcelestial navigation?Wolfgang Hasper4 Feb 2016, 14:35
Re: Was this optical instrument designed for celestial navigation?Hewitt Schlereth4 Feb 2016, 14:40
Re: Was this optical instrument designed forcelestial navigation?John Morris4 Feb 2016, 15:44
Re: Was this optical instrument designed forcelestial navigation?John Morris4 Feb 2016, 15:50
Re: Kollsman periscopic sextant mount CorrectionDavid Pike4 Feb 2016, 16:09
Time of Sun & Moon rise and setSteve E. Bryant4 Feb 2016, 16:38
Re: Kollsman periscopic sextant mount CorrectionFergus Kavanagh4 Feb 2016, 18:49
Re: Time of Sun & Moon rise and setGreg Rudzinski4 Feb 2016, 19:20
Re: Kollsman periscopic sextant mount CorrectionGary LaPook4 Feb 2016, 19:21
Re: Time of Sun & Moon rise and setGary LaPook4 Feb 2016, 19:24
Re: Kollsman periscopic sextant mount CorrectionDavid Pike4 Feb 2016, 21:03
Re: Kollsman periscopic sextant mount CorrectionFergus Kavanagh4 Feb 2016, 21:07
Re: Time of Sun & Moon rise and setBrad Morris4 Feb 2016, 22:31
Re: Kollsman periscopic sextant mount CorrectionFergus Kavanagh5 Feb 2016, 00:28
Re: Time of Sun & Moon rise and setHerbert Prinz5 Feb 2016, 16:00
Re: Time of Sun & Moon rise and setBrad Morris5 Feb 2016, 23:34
Re: Time of Sun & Moon rise and setFrank Reed6 Feb 2016, 05:01
Re: Time of Sun & Moon rise and setGeoffrey Kolbe6 Feb 2016, 06:32
Re: Time of Sun & Moon rise and setBrad Morris6 Feb 2016, 06:56
Re: Time of Sun & Moon rise and setGary LaPook6 Feb 2016, 07:12
Re: Time of Sun & Moon rise and setGary LaPook6 Feb 2016, 09:47
Re: Was this optical instrument designed forcelestialnavigation?Wolfgang Hasper6 Feb 2016, 10:19
CN on MarsGreg Rudzinski6 Feb 2016, 14:27
Re: CN on MarsHerbert Prinz6 Feb 2016, 16:31
Re: Time of Sun & Moon rise and setRon Jones6 Feb 2016, 16:57
Re: CN on MarsRobert VanderPol II6 Feb 2016, 17:05
Re: CN on MarsDavid Fleming6 Feb 2016, 17:23
Re: CN on MarsFrank Reed6 Feb 2016, 18:53
Re: CN on MarsDon Seltzer6 Feb 2016, 19:42
Re: Time of Sun & Moon rise and setBrad Morris6 Feb 2016, 20:44
Re: CN on MarsBrad Morris6 Feb 2016, 20:56
Re: Time of Sun & Moon rise and setStan K6 Feb 2016, 21:38
Re: CN on MarsStan K6 Feb 2016, 23:00
Re: Time of Sun & Moon rise and setBrad Morris6 Feb 2016, 23:14
Re: CN on MarsFrank Reed6 Feb 2016, 23:29
Re: CN on MarsHerbert Prinz6 Feb 2016, 23:39
Re: CN on MarsHerbert Prinz6 Feb 2016, 23:46
Re: CN on MarsStan K7 Feb 2016, 00:07
Re: Time of Sun & Moon rise and setRon Jones7 Feb 2016, 00:55
Re: Time of Sun & Moon rise and setFrank Reed7 Feb 2016, 01:04
Re: Time of Sun & Moon rise and setFrank Reed7 Feb 2016, 01:21
Re: Time of Sun & Moon rise and setStan K7 Feb 2016, 01:29
Re: Time of Sun & Moon rise and setStan K7 Feb 2016, 01:37
Re: Time of Sun & Moon rise and setStan K7 Feb 2016, 01:40
Re: CN on MarsPaul Dolkas7 Feb 2016, 01:51
Re: Time of Sun & Moon rise and setSteve E. Bryant7 Feb 2016, 04:31
Dip from ShoreJim Rives7 Feb 2016, 20:45
Re: Dip from ShoreFrank Reed7 Feb 2016, 21:24
Re: Dip from ShoreBill Lionheart7 Feb 2016, 22:08
Re: CN on MarsGreg Rudzinski9 Feb 2016, 03:34
Re: CN on MarsDave Walden9 Feb 2016, 14:39
Re: Was this optical instrument designed forcelestialnavigation?John Morris9 Feb 2016, 17:55
Re: Dip from ShoreJim Rives9 Feb 2016, 18:44
Re: CN on MarsFrank Reed9 Feb 2016, 19:18
Re: CN on MarsFrank Reed9 Feb 2016, 19:58
Re: Dip from ShoreBob Goethe9 Feb 2016, 20:12
Re: Dip from ShoreFrank Reed9 Feb 2016, 20:14
Re: CN on MarsBrad Morris9 Feb 2016, 21:09
Re: Dip from ShoreGary LaPook10 Feb 2016, 01:16
Re: CN on MarsGreg Rudzinski10 Feb 2016, 04:20
Sun Slow DayFrank Reed10 Feb 2016, 06:57
Re: Sun Slow DayRon Jones10 Feb 2016, 18:57
USCG approves use of electronic chartsJackson McDonald10 Feb 2016, 20:58
Europe's eLoran scheme faltersJackson McDonald10 Feb 2016, 21:17
Soviet era dip meterBill Morris10 Feb 2016, 21:22
Re: USCG approves use of electronic chartsLu Abel10 Feb 2016, 21:40
Re: USCG approves use of electronic chartsManuel Cruz11 Feb 2016, 20:18
Re: USCG approves use of electronic chartsJorge Santos11 Feb 2016, 20:20
Best way to record time for solo sightsBill Lionheart11 Feb 2016, 20:26
Re: Best way to record time for solo sightsWolfgang Hasper11 Feb 2016, 21:07
Re: USCG approves use of electronic chartsLu Abel11 Feb 2016, 22:31
Re: USCG approves use of electronic chartsLu Abel11 Feb 2016, 22:55
Re: Best way to record time for solo sightsLu Abel11 Feb 2016, 22:58
Re: USCG approves use of electronic chartsFrank Reed11 Feb 2016, 23:10
Re: USCG approves use of electronic chartsFrank Reed11 Feb 2016, 23:16
Re: USCG approves use of electronic chartsBill Lionheart11 Feb 2016, 23:56
Re: USCG approves use of electronic chartsPaul Hirose12 Feb 2016, 00:53
Re: Best way to record time for solo sightsStan K12 Feb 2016, 03:03
Re: Best way to record time for solo sightsFrank Reed12 Feb 2016, 05:09
Re: Best way to record time for solo sightsBill Lionheart12 Feb 2016, 07:40
Re: Best way to record time for solo sightsMichael Bradley12 Feb 2016, 09:29
Re: Best way to record time for solo sightsBill Lionheart12 Feb 2016, 12:23
Re: Best way to record time for solo sightsAndrew Nikitin12 Feb 2016, 14:06
Re: Best way to record time for solo sightsMike Burkes12 Feb 2016, 17:33
Re: USCG approves use of electronic chartsJohn Brown12 Feb 2016, 18:54
Re: USCG approves use of electronic chartsJackson McDonald12 Feb 2016, 20:03
Re: Best way to record time for solo sightsGary LaPook13 Feb 2016, 20:53
Re: Best way to record time for solo sightsBill Lionheart13 Feb 2016, 21:50
Re: Best way to record time for solo sightsFrank Reed13 Feb 2016, 22:15
Air Cdre John MitchellDavid Pike13 Feb 2016, 22:46
The Science of TimeEd Popko13 Feb 2016, 23:42
Re: The Science of TimeFrank Reed14 Feb 2016, 00:26
Re: The Science of TimeTom Sult14 Feb 2016, 01:00
Re: The Science of TimeTom Sult14 Feb 2016, 01:04
Re: The Science of TimeSean C14 Feb 2016, 06:06
Re: Best way to record time for solo sightsGary LaPook14 Feb 2016, 06:36
Re: The Science of TimeHewitt Schlereth14 Feb 2016, 15:47
Nautical Almanac sight reduction by calculationJim Rives14 Feb 2016, 18:27
Re: Best way to record time for solo sightsFrancis Upchurch14 Feb 2016, 18:44
Re: Best way to record time for solo sightsBill Lionheart14 Feb 2016, 18:54
Re: Best way to record time for solo sightsMichael Bradley14 Feb 2016, 18:56
Polhemus computer available now on ebayGary LaPook14 Feb 2016, 20:01
Re: Nautical Almanac sight reduction by calculationGreg Rudzinski14 Feb 2016, 20:17
Re: Polhemus computer available now on ebayDavid Pike14 Feb 2016, 20:47
Re: Best way to record time for solo sightsDavid Pike14 Feb 2016, 22:32
Celestial Tools NASRmethod/LOP functionSteve E. Bryant14 Feb 2016, 23:05
Re: Polhemus computer available now on ebayAlan S15 Feb 2016, 00:31
Celestial training planetarium 1950Frank Reed15 Feb 2016, 00:56
Re: Celestial training planetarium 1950Peter Monta15 Feb 2016, 01:51
Re: Celestial training planetarium 1950Thomas Spidle15 Feb 2016, 03:41
Re: Celestial training planetarium 1950Brad Morris15 Feb 2016, 03:54
Messing with the scale of a plotting sheetSteve E. Bryant15 Feb 2016, 04:30
Re: Nautical Almanac sight reduction by calculationJim Rives15 Feb 2016, 04:31
Re: Nautical Almanac sight reduction by calculationRon Jones15 Feb 2016, 05:54
Re: Celestial training planetarium 1950David Pike15 Feb 2016, 10:32
Re: The Science of Time (and LNF)Paul Saffo15 Feb 2016, 11:24
Re: Nautical Almanac sight reduction by calculationRon Jones15 Feb 2016, 17:31
Re: Nautical Almanac sight reduction by calculationPeter Hakel15 Feb 2016, 18:48
Re: Nautical Almanac sight reduction by calculationGreg Rudzinski15 Feb 2016, 20:44
Re: Nautical Almanac sight reduction by calculationGreg Rudzinski15 Feb 2016, 20:58
Re: Messing with the scale of a plotting sheetDavid Fleming16 Feb 2016, 19:37
Re: Best way to record time for solo sightsNorm Goldblatt16 Feb 2016, 20:35
Rare Working WWII U.S. Aircraft Sextants For SaleRobert Swartz16 Feb 2016, 20:37
Tragedy strikes TWA aircraft navigatorJackson McDonald16 Feb 2016, 20:53
Re: Tragedy strikes TWA aircraft navigatorFrank Reed16 Feb 2016, 23:28
Re: Tragedy strikes TWA aircraft navigatorSam Lyness17 Feb 2016, 02:26
Re: Best way to record time for solo sightsHenry Halboth17 Feb 2016, 03:52
Re: Messing with the scale of a plotting sheetSteve E. Bryant17 Feb 2016, 07:00
Re: Best way to record time for solo sightsJohn Brown17 Feb 2016, 09:57
Re: Best way to record time for solo sightsDave Walden17 Feb 2016, 16:08
Air Navigation, Local Hour Angle Type X-1 computerEd Popko17 Feb 2016, 17:15
MHHWLu Abel17 Feb 2016, 20:20
Re: Best way to record time for solo sightsRandall Morrow17 Feb 2016, 20:26
Calculated Altitude GraphSean C17 Feb 2016, 20:32
Re: Air Navigation, Local Hour Angle Type X-1 computerDavid Pike17 Feb 2016, 22:49
Question about Solar Prominences and LunarsBrad Morris18 Feb 2016, 09:08
Re: Air Navigation, Local Hour Angle Type X-1 computerDavid Pike18 Feb 2016, 09:24
Re: Air Navigation, Local Hour Angle Type X-1 computerEd Popko18 Feb 2016, 14:53
Re: Nautical Almanac sight reduction by calculationGreg Rudzinski18 Feb 2016, 14:58
Re: Air Navigation, Local Hour Angle Type X-1 computerDavid Pike18 Feb 2016, 20:23
Re: Modern CN Ditch KitHerman Dekker18 Feb 2016, 21:35
Re: Modern CN Ditch KitGreg Rudzinski18 Feb 2016, 22:35
Re: Air Navigation, Local Hour Angle Type X-1 computerEd Popko18 Feb 2016, 23:32
"Dalton Dead Reckoning Computor" Type E-6BBob Goethe18 Feb 2016, 23:37
Re: "Dalton Dead Reckoning Computor" Type E-6BBrad Morris19 Feb 2016, 01:35
Re: "Dalton Dead Reckoning Computor" Type E-6BTom Sult19 Feb 2016, 03:38
Re: "Dalton Dead Reckoning Computor" Type E-6BGary LaPook19 Feb 2016, 04:04
Re: "Dalton Dead Reckoning Computor" Type E-6BBob Goethe19 Feb 2016, 06:40
Re: Air Navigation, Local Hour Angle Type X-1computerThomas Spidle19 Feb 2016, 07:33
Galactic GPS - How dead stars will guide us in deep spaceGeoffrey Kolbe19 Feb 2016, 07:43
Re: "Dalton Dead Reckoning Computor" Type E-6BRonald van Riet19 Feb 2016, 09:40
Re: "Dalton Dead Reckoning Computor" Type E-6BTom Sult19 Feb 2016, 14:38
Re: "Dalton Dead Reckoning Computor" Type E-6BEd Popko19 Feb 2016, 20:30
Re: "Dalton Dead Reckoning Computor" Type E-6BDavid Pike19 Feb 2016, 22:34
Re: Galactic GPS - How dead stars will guide us in deep spacePeter Monta20 Feb 2016, 10:24
What is this on this sextantBill Lionheart20 Feb 2016, 12:01
Re: "Dalton Dead Reckoning Computor" Type E-6BMike Burkes20 Feb 2016, 15:06
Re: "Dalton Dead Reckoning Computor" Type E-6BMike Burkes20 Feb 2016, 15:58
Re: What is this on this sextantLuc Van den Borre20 Feb 2016, 17:45
Re: "Dalton Dead Reckoning Computor" Type E-6BTom Sult20 Feb 2016, 18:26
Re: What is this on this sextantDavid Pike20 Feb 2016, 20:45
Sun altitude limits for natural horizon?Ron Jones20 Feb 2016, 22:15
Re: Sun altitude limits for natural horizon?Doug MacPherson20 Feb 2016, 22:31
Re: Sun altitude limits for natural horizon?Ron Jones20 Feb 2016, 22:45
Re: Sun altitude limits for natural horizon?Frank Reed20 Feb 2016, 23:38
Re: Sun altitude limits for natural horizon?Ron Jones20 Feb 2016, 23:43
Re: Sun altitude limits for natural horizon?Hewitt Schlereth21 Feb 2016, 00:09
Re: Sun altitude limits for natural horizon?Ron Jones21 Feb 2016, 00:12
Re: Sun altitude limits for natural horizon?Frank Reed21 Feb 2016, 01:49
Re: What is this on this sextantGary LaPook21 Feb 2016, 06:22
Re: Best way to record time for solo sightsHerman Dekker21 Feb 2016, 12:45
Re: "Dalton Dead Reckoning Computor" Type E-6BFrancis Upchurch21 Feb 2016, 18:29
Re: Instrument repairDonald C Macdonald Jr21 Feb 2016, 22:55
Celestial data for the planet MercuryFrank Reed21 Feb 2016, 23:23
Re: Sun altitude limits for natural horizon?Stan K22 Feb 2016, 01:16
Re: Traditional navigation by slide ruleFrancis Upchurch22 Feb 2016, 06:34
Re: Traditional navigation by slide ruleBrad Morris22 Feb 2016, 07:33
Re: Celestial data for the planet MercuryDave Walden22 Feb 2016, 13:28
Re: Celestial data for the planet MercuryPeter Hakel22 Feb 2016, 15:19
Re: Sun altitude limits for natural horizon?Ron Jones22 Feb 2016, 17:46
Re: Traditional navigation by slide ruleHewitt Schlereth22 Feb 2016, 18:22
Gago Coutinho style bubble horizonJohn Lance22 Feb 2016, 18:29
Re: Best way to record time for solo sightsDale Bletso22 Feb 2016, 21:56
Re: Celestial data for the planet MercuryDale Bletso22 Feb 2016, 22:09
Re: What is this on this sextantJohn Lance22 Feb 2016, 22:31
Re: Sun altitude limits for natural horizon?Bob Goethe22 Feb 2016, 23:43
Re: Traditional navigation by slide ruleAlan S22 Feb 2016, 23:45
Re: What is this on this sextantDavid Pike23 Feb 2016, 00:59
Re: Sun altitude limits for natural horizon?Ron Jones23 Feb 2016, 05:31
Re: What is this on this sextantJohn Lance23 Feb 2016, 07:20
Re: U.S. Naval Academy Reinstates CelestialRichard B. Langley23 Feb 2016, 13:27
Hemming Umland's on-line almanacBill Lionheart23 Feb 2016, 15:39
Henning Umland's long term almanac. Is it wrong?Bill Lionheart23 Feb 2016, 17:10
Re: Henning Umland's long term almanac. Is it wrong?Fred Hebard23 Feb 2016, 17:44
Re: "Dalton Dead Reckoning Computor" Type E-6BBob Goethe23 Feb 2016, 17:48
Re: Henning Umland's long term almanac. Is it wrong?Frank Reed23 Feb 2016, 18:22
Re: "Dalton Dead Reckoning Computor" Type E-6BTom Sult23 Feb 2016, 18:38
Re: Henning Umland's long term almanac. Is it wrong?Fred Hebard23 Feb 2016, 19:24
Re: Henning Umland's long term almanac. Is it wrong?Bill Lionheart23 Feb 2016, 19:57
Re: Henning Umland's long term almanac. Is it wrong?Gary LaPook23 Feb 2016, 20:46
Sun sights at the Gulf of MexicoStan K23 Feb 2016, 21:46
Re: What is this on this sextantGary LaPook23 Feb 2016, 22:42
Re: What is this on this sextantGary LaPook23 Feb 2016, 22:56
Re: What is this on this sextantGary LaPook23 Feb 2016, 22:58
Re: Henning Umland's long term almanac. Is it wrong?Fred Hebard24 Feb 2016, 00:02
Re: Henning Umland's long term almanac. Is it wrong?Peter Hakel24 Feb 2016, 00:14
B-52 electromechanical computer videoPeter Monta24 Feb 2016, 03:16
Re: Celestial data for the planet MercuryPaul Hirose24 Feb 2016, 05:27
Re: Sun sights at the Gulf of MexicoGary LaPook24 Feb 2016, 05:28
Re: Celestial data for the planet MercuryDave Walden24 Feb 2016, 06:23
Re: Celestial data for the planet MercuryDave Walden24 Feb 2016, 06:34
Re: Celestial data for the planet MercuryHerbert Prinz24 Feb 2016, 07:08
Stages de Navigation Astronomique 2016Andrés Ruiz24 Feb 2016, 09:17
Re: Sun sights at the Gulf of MexicoBill Lionheart24 Feb 2016, 11:37
Re: Traditional navigation by slide ruleFrancis Upchurch24 Feb 2016, 12:10
Re: Sun sights at the Gulf of MexicoGreg Rudzinski24 Feb 2016, 13:36
Re: Celestial data for the planet MercuryDave Walden24 Feb 2016, 13:49
Re: Sun sights at the Gulf of MexicoFred Hebard24 Feb 2016, 14:45
Re: Celestial data for the planet MercuryHerbert Prinz24 Feb 2016, 15:40
Re: Henning Umland's long term almanac. Is it wrong?Andrew Nikitin24 Feb 2016, 16:21
Re: Henning Umland's long term almanac. Is it wrong?Frank Reed24 Feb 2016, 18:35
Re: Traditional navigation by slide ruleHewitt Schlereth24 Feb 2016, 22:02
Re: "Dalton Dead Reckoning Computor" Type E-6BMike Burkes25 Feb 2016, 02:23
Re: Traditional navigation by slide ruleFrancis Upchurch25 Feb 2016, 05:44
Re: Celestial data for the planet MercuryPaul Hirose25 Feb 2016, 07:36
Re: Traditional navigation by slide ruleBrad Morris25 Feb 2016, 07:57
Re: Sun sights at the Gulf of MexicoBill Lionheart25 Feb 2016, 08:28
Re: Celestial data for the planet MercurySean C25 Feb 2016, 10:13
Re: "Dalton Dead Reckoning Computor" Type E-6BTom Sult25 Feb 2016, 14:06
Re: Henning Umland's programs?Bill Lionheart25 Feb 2016, 14:57
Re: Sun sights at the Gulf of MexicoStan K25 Feb 2016, 15:01
Maritime Casualty News: GPS noticeJackson McDonald25 Feb 2016, 20:18
Re: Sun sights at the Gulf of MexicoBob Goethe25 Feb 2016, 20:26
Re: Maritime Casualty News: GPS noticeFrank Reed25 Feb 2016, 21:22
Re: Maritime Casualty News: GPS noticeAlan S26 Feb 2016, 04:54
Re: Henning Umland's long term almanac. Is it wrong?Paul Hirose26 Feb 2016, 05:14
Celestial fix mathematical methodsDjamel Ait Amrane26 Feb 2016, 15:45
Re: Henning Umland's long term almanac. Is it wrong?Paul Hirose26 Feb 2016, 21:19
Re: Henning Umland's long term almanac. Is it wrong?Frank Reed26 Feb 2016, 21:37
Sun sights at the Gulf of MexicoGeoffrey Kolbe26 Feb 2016, 22:35
Celestial data for the planet UranusFrank Reed27 Feb 2016, 21:46
Re: Celestial data for the planet UranusPeter Hakel27 Feb 2016, 23:32
Re: Celestial data for the planet UranusSean C28 Feb 2016, 00:52
Re: Celestial data for the planet UranusBrad Morris28 Feb 2016, 01:21
Celestial data for the scorpion's stingerFrank Reed28 Feb 2016, 02:07
Scale a small area plotting sheet?Steve E. Bryant28 Feb 2016, 03:24
Re: Celestial data for the scorpion's stingerDave Walden28 Feb 2016, 04:32
Re: Celestial data for the scorpion's stingerFrank Reed28 Feb 2016, 05:08
Re: Scale a small area plotting sheet?Sean C28 Feb 2016, 06:02
Re: Scale a small area plotting sheet?Sean C28 Feb 2016, 06:10
Re: Scale a small area plotting sheet?Sean C28 Feb 2016, 06:16
Re: Scale a small area plotting sheet?Brad Morris28 Feb 2016, 09:01
Re: Scale a small area plotting sheet?Greg Rudzinski28 Feb 2016, 14:08
Re: Scale a small area plotting sheet?Steve E. Bryant28 Feb 2016, 15:42
Plotting Mercator or Passage Making?David Pike28 Feb 2016, 21:20
Re: Scale a small area plotting sheet?Sean C29 Feb 2016, 00:07
Re: Henning Umland's long term almanac. Is it wrong?Frank Reed29 Feb 2016, 05:04
Re: Henning Umland's long term almanac. Is it wrong?Bill Lionheart29 Feb 2016, 07:56
Re: Scale a small area plotting sheet?Gary LaPook29 Feb 2016, 08:19
Re: Henning Umland's long term almanac. Is it wrong?Andrew Nikitin29 Feb 2016, 13:45
Re: Scale a small area plotting sheet?Sean C29 Feb 2016, 14:52
Weems talk Thursday at Mystic SeaportFrank Reed29 Feb 2016, 16:49
Re: Weems talk Thursday at Mystic SeaportBruce J. Pennino29 Feb 2016, 19:03
Re: Scale a small area plotting sheet?Bill B29 Feb 2016, 21:16
Re: Weems talk Thursday at Mystic SeaportStan K1 Mar 2016, 01:44
Re: Scale a small area plotting sheet?Ed Popko1 Mar 2016, 10:49
18th-Century Surveyor's Case of Mathematical InstrumentsJackson McDonald1 Mar 2016, 16:15
Re: Scale a small area plotting sheet?Gary LaPook1 Mar 2016, 17:15
Re: Scale a small area plotting sheet?Bob Goethe1 Mar 2016, 18:44
Re: Scale a small area plotting sheet?Bill Lionheart1 Mar 2016, 19:35
Re: Scale a small area plotting sheet?Gary LaPook1 Mar 2016, 19:52
Re: 18th-Century Surveyor's Case of Mathematical InstrumentsFrank Reed1 Mar 2016, 21:02
Re: Scale a small area plotting sheet?Frank Reed1 Mar 2016, 21:50
Re: Scale a small area plotting sheet?Gary LaPook1 Mar 2016, 21:57
Re: Scale a small area plotting sheet?Brad Morris1 Mar 2016, 22:20
Re: Scale a small area plotting sheet?Frank Reed1 Mar 2016, 22:23
Re: Scale a small area plotting sheet?Gary LaPook1 Mar 2016, 22:41
Re: Scale a small area plotting sheet?Gary LaPook1 Mar 2016, 22:43
Re: Scale a small area plotting sheet?Sean C2 Mar 2016, 01:17
Re: Scale a small area plotting sheet?Peter Hakel2 Mar 2016, 01:33
Re: Scale a small area plotting sheet?Sean C2 Mar 2016, 02:03
Re: Scale a small area plotting sheet?Greg Rudzinski2 Mar 2016, 02:26
Re: Scale a small area plotting sheet?John Brown2 Mar 2016, 07:41
A One-Hour Presentation on Celestial NavigationBob Goethe2 Mar 2016, 16:35
Re: Scale a small area plotting sheet?Hewitt Schlereth2 Mar 2016, 20:08
Re: A One-Hour Presentation on Celestial NavigationBill Lionheart2 Mar 2016, 21:41
Re: A One-Hour Presentation on Celestial NavigationAndrew Nikitin3 Mar 2016, 13:13
Re: A One-Hour Presentation on Celestial NavigationGary LaPook3 Mar 2016, 18:59
Re: A One-Hour Presentation on Celestial NavigationLu Abel3 Mar 2016, 19:15
Re: A One-Hour Presentation on Celestial NavigationRobert VanderPol II3 Mar 2016, 19:27
Re: A One-Hour Presentation on Celestial NavigationFrancis Upchurch3 Mar 2016, 19:31
Re: A One-Hour Presentation on Celestial NavigationFrancis Upchurch3 Mar 2016, 19:52
Re: A One-Hour Presentation on Celestial NavigationLu Abel3 Mar 2016, 20:19
Re: A One-Hour Presentation on Celestial NavigationPaul Dolkas3 Mar 2016, 22:16
Re: A One-Hour Presentation on Celestial NavigationBill B3 Mar 2016, 22:19
Re: A One-Hour Presentation on Celestial NavigationBob Goethe4 Mar 2016, 00:27
Re: A One-Hour Presentation on Celestial NavigationRobert VanderPol II4 Mar 2016, 03:43
The ultimate mechanical watch - for lessNoell Wilson4 Mar 2016, 18:46
Re: The ultimate mechanical watch - for lessSteve E. Bryant4 Mar 2016, 20:57
Re: A One-Hour Presentation on Celestial NavigationNorm Goldblatt5 Mar 2016, 02:17
Re: A One-Hour Presentation on Celestial NavigationKen Gebhart5 Mar 2016, 02:54
Re: A One-Hour Presentation on Celestial NavigationGreg Rudzinski5 Mar 2016, 14:50
Re: Scale a small area plotting sheet?Ron Jones5 Mar 2016, 17:53
Re: Scale a small area plotting sheet?Stan K5 Mar 2016, 21:21
Re: A One-Hour Presentation on Celestial NavigationLu Abel6 Mar 2016, 00:07
Re: Scale a small area plotting sheet?Ed Popko6 Mar 2016, 12:52
Re: A One-Hour Presentation on Celestial NavigationBob Goethe6 Mar 2016, 15:07
Total solar eclipse on WednesdayGary LaPook7 Mar 2016, 18:18
GPS outagesGary LaPook8 Mar 2016, 09:26
Re: GPS outagesDavid Pike8 Mar 2016, 10:18
HelloGary LaPook10 Mar 2016, 05:02
Re: HelloFrank Reed10 Mar 2016, 05:15
Re: HelloRobert VanderPol II10 Mar 2016, 05:21
History of the KamalFrank Reed10 Mar 2016, 08:02
Re: History of the KamalJohn Brown10 Mar 2016, 13:15
Re: History of the KamalGreg Rudzinski10 Mar 2016, 15:24
Re: History of the KamalGreg Rudzinski10 Mar 2016, 17:02
Re: History of the KamalGreg Rudzinski10 Mar 2016, 19:05
Re: History of the KamalWolfgang Köberer10 Mar 2016, 20:33
Re: A One-Hour Presentation on Celestial NavigationKen Gebhart10 Mar 2016, 23:30
Re: A One-Hour Presentation on Celestial NavigationHewitt Schlereth11 Mar 2016, 04:44
Re: A One-Hour Presentation on Celestial NavigationJohn Brown11 Mar 2016, 09:30
Re: A One-Hour Presentation on Celestial NavigationBob Goethe11 Mar 2016, 17:03
Re: A One-Hour Presentation on Celestial NavigationAlan S11 Mar 2016, 21:44
Re: A One-Hour Presentation on Celestial NavigationÖrjan Sandström12 Mar 2016, 07:02
Procedure for avoiding eye damageBill Lionheart12 Mar 2016, 09:15
Sextant or Range-finderDavid Pike12 Mar 2016, 09:17
Re: A One-Hour Presentation on Celestial NavigationBruce J. Pennino12 Mar 2016, 14:40
G F Martelli versus G PouvreauPaul Bedel12 Mar 2016, 17:37
Re: Procedure for avoiding eye damageGreg Rudzinski12 Mar 2016, 17:57
Metric Bookmark KamalGreg Rudzinski12 Mar 2016, 18:33
Re: G F Martelli versus G PouvreauFrank Reed12 Mar 2016, 19:55
Re: Sextant or Range-finderRobert VanderPol II13 Mar 2016, 04:46
Re: G F Martelli versus G PouvreauPaul Bedel13 Mar 2016, 10:34
Re: G F Martelli versus G PouvreauAlexandre Eremenko13 Mar 2016, 13:39
Re: G F Martelli versus G PouvreauPaul Bedel13 Mar 2016, 18:10
Re: Sextant or Range-finderStephen N.G. Davies14 Mar 2016, 02:42
Coordinates from IMCCE and JPL HORIZONSPaul Hirose14 Mar 2016, 22:17
Zn determination and proper dip short distanceSteve E. Bryant14 Mar 2016, 23:44
Re: Zn determination and proper dip short distanceFrank Reed14 Mar 2016, 23:59
Re: Zn determination and proper dip short distanceDavid Pike15 Mar 2016, 00:26
Re: Zn determination and proper dip short distanceSteve E. Bryant15 Mar 2016, 01:39
Re: Coordinates from IMCCE and JPL HORIZONSDave Walden15 Mar 2016, 02:05
Re: What is this on this sextantDavid Pike16 Mar 2016, 12:54
Kollsman Mounting – Double Good LuckDavid Pike16 Mar 2016, 13:18
Re: Metric Bookmark KamalGreg Rudzinski16 Mar 2016, 16:33
Re: What is this on this sextantBrad Morris16 Mar 2016, 20:07
Celestial Navigation 19th Century MethodsFrank Reed16 Mar 2016, 20:55
Re: What is this on this sextantDavid Pike16 Mar 2016, 21:00
Sextant Gyroscopic HorizonsDavid Pike16 Mar 2016, 21:58
Re: What is this on this sextantBrad Morris16 Mar 2016, 22:31
Re: Kollsman Mounting – Double Good LuckFergus Kavanagh17 Mar 2016, 00:09
Re: Kollsman Mounting – Double Good LuckJohn D. Howard17 Mar 2016, 01:37
Re: Metric Bookmark KamalGreg Rudzinski17 Mar 2016, 04:17
Re: Metric Bookmark KamalFrancis Upchurch17 Mar 2016, 14:46
Name for sixty nautical milesFrank Reed17 Mar 2016, 16:28
Re: Metric Bookmark KamalGreg Rudzinski17 Mar 2016, 17:00
Re: Name for sixty nautical milesMagnus Sjoquist17 Mar 2016, 17:21
Re: Name for sixty nautical milesBrad Morris17 Mar 2016, 17:24
Re: Name for sixty nautical milesMagnus Sjoquist17 Mar 2016, 17:27
Re: Name for sixty nautical milesFrank Reed17 Mar 2016, 17:41
Re: Name for sixty nautical milesBrad Morris17 Mar 2016, 17:46
Re: Name for sixty nautical milesBill B17 Mar 2016, 17:49
Re: Name for sixty nautical milesBill B17 Mar 2016, 17:52
Re: Name for sixty nautical milesBrad Morris17 Mar 2016, 18:42
Re: Name for sixty nautical milesHewitt Schlereth17 Mar 2016, 18:51
Re: Name for sixty nautical milesDon Seltzer17 Mar 2016, 19:20
Re: Name for sixty nautical milesHewitt Schlereth17 Mar 2016, 19:25
Re: A One-Hour Presentation on Celestial NavigationBob Goethe17 Mar 2016, 20:02
Re: Name for sixty nautical milesPhilip Lange17 Mar 2016, 20:15
Re: A One-Hour Presentation on Celestial NavigationBob Goethe17 Mar 2016, 21:46
Re: Name for sixty nautical milesSean C17 Mar 2016, 21:58
Re: Name for sixty nautical milesGreg Rudzinski18 Mar 2016, 00:25
Re: Name for sixty nautical milesDon Seltzer18 Mar 2016, 00:41
Re: Name for sixty nautical milesBrad Morris18 Mar 2016, 02:31
Re: Name for sixty nautical milesRommel John Miller18 Mar 2016, 02:33
Re: Name for sixty nautical milesHenry Halboth18 Mar 2016, 03:40
Re: Name for sixty nautical milesFrank Reed18 Mar 2016, 03:42
Re: Metric Bookmark KamalFrancis Upchurch18 Mar 2016, 08:06
Re: Name for sixty nautical milesPeter Monta18 Mar 2016, 08:42
Re: Name for sixty nautical milesMagnus Sjoquist18 Mar 2016, 10:24
Re: Name for sixty nautical milesHewitt Schlereth18 Mar 2016, 11:57
Re: Name for sixty nautical milesRobin Stuart18 Mar 2016, 15:16
Re: Name for sixty nautical milesRobin Stuart18 Mar 2016, 15:32
Re: Name for sixty nautical milesDavid Pike18 Mar 2016, 17:03
Re: A One-Hour Presentation on Celestial NavigationFrank Reed18 Mar 2016, 18:18
Re: A One-Hour Presentation on Celestial NavigationBob Goethe18 Mar 2016, 19:41
Re: Metric Bookmark KamalGreg Rudzinski18 Mar 2016, 20:01
Re: Metric Bookmark KamalBill B18 Mar 2016, 20:29
Re: A One-Hour Presentation on Celestial NavigationFrank Reed18 Mar 2016, 20:39
Re: Kollsman Mounting – Double Good LuckDavid Pike18 Mar 2016, 20:57
Re: Name for sixty nautical milesDon Seltzer18 Mar 2016, 21:18
Re: A One-Hour Presentation on Celestial NavigationDavid Pike18 Mar 2016, 21:48
Re: A One-Hour Presentation on Celestial NavigationBob Goethe18 Mar 2016, 23:40
Re: A One-Hour Presentation on Celestial NavigationHewitt Schlereth19 Mar 2016, 04:42
Re: A One-Hour Presentation on Celestial NavigationFrancis Upchurch19 Mar 2016, 06:17
Re: A One-Hour Presentation on Celestial NavigationFrancis Upchurch19 Mar 2016, 08:27
A One-Hour Presentation on Celestial NavigationGeoffrey Kolbe19 Mar 2016, 08:50
Re: A One-Hour Presentation on Celestial NavigationTom Sult19 Mar 2016, 14:20
Thomas Jefferson's sundialJackson McDonald19 Mar 2016, 15:42
Compass CheckBruce J. Pennino19 Mar 2016, 16:30
Re: Compass CheckBill B19 Mar 2016, 19:04
NYT Wave Pilot ArticleGreg Rudzinski20 Mar 2016, 02:01
Re: NYT Wave Pilot ArticletlyGary LaPook20 Mar 2016, 09:26
Re: Compass CheckBruce J. Pennino20 Mar 2016, 15:38
Re: Compass CheckDavid Pike20 Mar 2016, 20:25
Re: Compass CheckBill Lionheart21 Mar 2016, 00:18
Re: Compass CheckGreg Rudzinski21 Mar 2016, 00:28
Re: Compass CheckGreg Rudzinski21 Mar 2016, 01:00
Re: Compass CheckBill Lionheart21 Mar 2016, 20:05
Re: Compass CheckBill Lionheart21 Mar 2016, 20:12
Re: Compass CheckBob Goethe21 Mar 2016, 21:02
Re: Compass CheckBruce J. Pennino21 Mar 2016, 22:01
Re: Compass CheckBill Lionheart21 Mar 2016, 22:07
Re: Compass CheckDavid Pike21 Mar 2016, 23:19
Re: Compass CheckDon Seltzer21 Mar 2016, 23:48
Multiple suns in view on index correction checkMark Coady22 Mar 2016, 01:28
Re: Multiple suns in view on index correction checkGary LaPook22 Mar 2016, 06:46
Re: Compass CheckGary LaPook22 Mar 2016, 07:42
Certaine Errors in NavigationGary LaPook22 Mar 2016, 07:54
Re: Compass CheckBob Crawley22 Mar 2016, 08:52
Re: Compass CheckJohn Brown22 Mar 2016, 09:28
Re: Compass CheckBob Goethe22 Mar 2016, 13:47
Clearing the Lunar Distance via Trig TablesBrian Johnson22 Mar 2016, 14:55
Re: Compass CheckBrad Morris22 Mar 2016, 17:45
Model A-12 Link Bubble SextantTracy Shrier22 Mar 2016, 18:28
Re: Compass CheckBill Lionheart22 Mar 2016, 19:40
Re: Clearing the Lunar Distance via Trig TablesHenry Halboth22 Mar 2016, 19:52
Re: Model A-12 Link Bubble SextantBrad Morris22 Mar 2016, 19:59
Re: Model A-12 Link Bubble SextantGary LaPook22 Mar 2016, 20:59
Re: Model A-12 Link Bubble SextantGary LaPook22 Mar 2016, 21:01
Thoughts on celestial presentations and learning.Mark Coady23 Mar 2016, 04:20
Re: Thoughts on celestial presentations and learning.Gary LaPook23 Mar 2016, 08:11
Re: Model A-12 Link Bubble SextantAndrés Ruiz23 Mar 2016, 13:45
Re: Celnav apps for AndroidAndrés Ruiz23 Mar 2016, 15:44
ADMIN: email duplicates this afternoonFrank Reed23 Mar 2016, 20:36
Re: Thoughts on celestial presentations and learning.Tom Sult23 Mar 2016, 21:40
Re: Compass CheckIan Vaughn24 Mar 2016, 04:39
Re: Thoughts on celestial presentations and learning.Frank Reed24 Mar 2016, 20:04
Latitude at noon and your shadowFrank Reed24 Mar 2016, 20:29
Fine adjust a Davis Mk 3Frank Reed26 Mar 2016, 06:01
Re: Fine adjust a Davis Mk 3Luc Van den Borre26 Mar 2016, 11:08
Re: Fine adjust a Davis Mk 3Bill Lionheart26 Mar 2016, 11:32
Re: Fine adjust a Davis Mk 3David Pike26 Mar 2016, 13:02
Re: Fine adjust a Davis Mk 3Don Seltzer26 Mar 2016, 13:21
Re: Fine adjust a Davis Mk 3Francis Upchurch26 Mar 2016, 18:26
Why a silver index scale?Geoffrey Kolbe26 Mar 2016, 19:40
Re: Fine adjust a Davis Mk 3Frank Reed26 Mar 2016, 20:37
Re: Why a silver index scale?Paul Dolkas26 Mar 2016, 21:16
Re: Why a silver index scale?Brad Morris26 Mar 2016, 21:55
Latitude by PolarisRon Jones26 Mar 2016, 22:58
Re: Fine adjust a Davis Mk 3Greg Rudzinski27 Mar 2016, 00:20
19th century navigators choicesMark Coady27 Mar 2016, 01:42
Davis Mark 12 sextantStan K27 Mar 2016, 01:49
Re: Fine adjust a Davis Mk 3Mark Coady27 Mar 2016, 01:50
Re: Davis Mark 12 sextantFrank Reed27 Mar 2016, 02:07
Re: Why a silver index scale?Bill Morris27 Mar 2016, 02:13
Re: Model A-12 Link Bubble SextantRobert Swartz27 Mar 2016, 03:05
Re: Fine adjust a Davis Mk 3Greg Rudzinski27 Mar 2016, 03:36
Re: Why a silver index scale?Geoffrey Kolbe27 Mar 2016, 06:37
Re: 19th century navigators choices & the age of steamMark Coady27 Mar 2016, 08:37
Which Baader Solarfilter for Ebbco sextantHerman Dekker27 Mar 2016, 08:48
Re: Why a silver index scale?David Pike27 Mar 2016, 09:41
Re: Which Baader Solarfilter for Ebbco sextantGeoffrey Kolbe27 Mar 2016, 12:18
Re: Latitude by PolarisGary LaPook27 Mar 2016, 12:58
Re: Why a silver index scale?Fred Hebard27 Mar 2016, 15:19
Advice on Box SextantSean C27 Mar 2016, 15:26
Re: Latitude by PolarisPeter Hakel27 Mar 2016, 15:35
Re: Why a silver index scale?Bill Morris27 Mar 2016, 17:00
Re: Why a silver index scale? - CorrectionBill Morris27 Mar 2016, 17:46
Re: Model A-12 Link Bubble SextantTracy Shrier27 Mar 2016, 17:48
Re: Model A-12 Link Bubble SextantTracy Shrier27 Mar 2016, 18:09
Re: Why a silver index scale?Paul Hirose27 Mar 2016, 19:49
Re: Advice on Box SextantGeoffrey Kolbe27 Mar 2016, 20:14
Balloon SextantsDavid Pike27 Mar 2016, 20:21
Re: Advice on Box SextantSean C28 Mar 2016, 07:20
Re: Balloon SextantsGary LaPook28 Mar 2016, 09:11
Re: Balloon SextantsDavid Pike28 Mar 2016, 14:13
Re: Balloon SextantsJohn D. Howard28 Mar 2016, 15:14
Re: Advice on Box SextantNoell Wilson28 Mar 2016, 16:34
A modest navigational failureBob Goethe28 Mar 2016, 16:51
Re: Balloon SextantsJohn D. Howard28 Mar 2016, 17:28
Smithsonian "Time and Navigation" exhibit updatedEd Popko28 Mar 2016, 19:13
Re: Balloon SextantsDavid Pike28 Mar 2016, 19:21
Davis MK 3 ImprovedGreg Rudzinski28 Mar 2016, 19:51
Sextant Scope Mounting Optical Design QuestionMark Coady29 Mar 2016, 01:37
Re: Sextant Scope Mounting Optical Design QuestionFrank Reed29 Mar 2016, 02:08
Re: Smithsonian "Time and Navigation" exhibit updatedFrancis Upchurch29 Mar 2016, 05:36
Advice on Box SextantGeoffrey Kolbe29 Mar 2016, 05:49
Re: Balloon SextantsGeoffrey Kolbe29 Mar 2016, 06:14
Re: Smithsonian "Time and Navigation" exhibit updatedEd Popko29 Mar 2016, 09:49
Re: Balloon SextantsDavid Pike29 Mar 2016, 10:00
The Wild T4 Theodolite - Don't Sneeze!David Pike29 Mar 2016, 10:36
Re: Fine adjust a Davis Mk 3Francis Upchurch29 Mar 2016, 18:34
Re: The Wild T4 Theodolite - Don't Sneeze!Bill Morris29 Mar 2016, 23:20
Re: Advice on Box SextantSean C29 Mar 2016, 23:28
Eastbound star after lower transitMark Coady30 Mar 2016, 01:25
Re: Advice on Box SextantBill Morris30 Mar 2016, 02:25
Re: The Wild T4 Theodolite - Don't Sneeze!N Drummond30 Mar 2016, 03:06
Re: Advice on Box SextantGeoffrey Kolbe30 Mar 2016, 07:14
Re: Advice on Box SextantBrian Walton30 Mar 2016, 07:18
Re: Advice on Box SextantSean C30 Mar 2016, 08:17
Re: The Wild T4 Theodolite - Don't Sneeze!David Pike30 Mar 2016, 09:00
Re: Advice on Box SextantBruce J. Pennino30 Mar 2016, 12:53
Re: Advice on Box SextantAlexandre Eremenko30 Mar 2016, 14:59
Re: Advice on Box SextantSean C30 Mar 2016, 15:04
Re: The Wild T4 Theodolite - Don't Sneeze!Paul Saffo30 Mar 2016, 15:30
Re: Advice on Box SextantBrian Walton30 Mar 2016, 17:15
Re: Advice on Box SextantSean C30 Mar 2016, 18:21
Advice on Box SextantGeoffrey Kolbe31 Mar 2016, 11:54
Re: The Wild T4 Theodolite - Don't Sneeze!Paul Saffo31 Mar 2016, 16:57
Re: Davis MK 3 ImprovedGreg Rudzinski31 Mar 2016, 20:22
Re: Advice on Box SextantDavid Pike1 Apr 2016, 15:21
Re: Advice on Box SextantFrancis Upchurch1 Apr 2016, 16:55
More GPS Jamming?David Pike1 Apr 2016, 22:08
Re: Advice on Box SextantHewitt Schlereth1 Apr 2016, 22:16
Re: Advice on Box SextantFrancis Upchurch2 Apr 2016, 06:28
The Observer’s Book on Astro-NavigationDavid Pike2 Apr 2016, 08:19
Re: The Observer’s Book on Astro-NavigationFrancis Upchurch2 Apr 2016, 10:29
Re: The Observer’s Book on Astro-NavigationFrancis Upchurch2 Apr 2016, 15:11
Re: The Observer’s Book on Astro-NavigationFrancis Upchurch2 Apr 2016, 15:14
The legend of BowditchFrank Reed2 Apr 2016, 16:23
Re: Davis MK 3 ImprovedGreg Rudzinski2 Apr 2016, 18:28
Re: The legend of BowditchMark Coady2 Apr 2016, 18:53
Re: The Observer’s Book on Astro-NavigationNoell Wilson3 Apr 2016, 02:10
Re: The Wild T4 Theodolite - Don't Sneeze!Paul Hirose3 Apr 2016, 05:11
Re: Smithsonian "Time and Navigation" exhibit updatedPaul Hirose3 Apr 2016, 05:36
Re: The Observer’s Book on Astro-NavigationGeoffrey Kolbe3 Apr 2016, 06:25
Re: The Observer’s Book on Astro-NavigationBill Morris3 Apr 2016, 06:46
Re: The Observer’s Book on Astro-NavigationDavid Pike3 Apr 2016, 07:23
Re: Advice on Box SextantBrian Walton3 Apr 2016, 08:00
Re: The Observer’s Book on Astro-NavigationDavid Pike3 Apr 2016, 09:20
Re: Advice on Box SextantEd Popko3 Apr 2016, 09:47
Re: The Observer’s Book on Astro-NavigationFrancis Upchurch3 Apr 2016, 11:30
Re: Advice on Box SextantGary LaPook3 Apr 2016, 13:51
Re: Advice on Box SextantFrancis Upchurch3 Apr 2016, 14:22
Re: Advice on Box SextantGary LaPook3 Apr 2016, 14:31
Re: Advice on Box SextantFrancis Upchurch3 Apr 2016, 16:03
Re: Advice on Box SextantBob Goethe3 Apr 2016, 17:39
Re: The Wild T4 Theodolite - Don't Sneeze!Paul Hirose3 Apr 2016, 17:54
Re: The Wild T4 Theodolite - Don't Sneeze!David Pike3 Apr 2016, 19:26
Re: Advice on Box SextantJürgen Hoefeld3 Apr 2016, 20:11
Re: The Wild T4 Theodolite - Don't Sneeze!Peter Monta3 Apr 2016, 20:51
Slide rule for lunars?Gary LaPook3 Apr 2016, 21:12
Re: Advice on Box SextantGary LaPook3 Apr 2016, 21:48
Re: Slide rule for lunars?Frank Reed3 Apr 2016, 22:07
Re: Slide rule for lunars?Frank Reed3 Apr 2016, 22:24
Re: Advice on Box SextantDavid Pike3 Apr 2016, 23:44
Re: Slide rule for lunars?Herbert Prinz4 Apr 2016, 00:25
Re: Slide rule for lunars?Francis Upchurch4 Apr 2016, 05:46
Re: The Wild T4 Theodolite - Don't Sneeze!Geoffrey Kolbe4 Apr 2016, 06:39
Re: The Wild T4 Theodolite - Don't Sneeze!David Pike4 Apr 2016, 07:26
Practical lunars in today's worldGeoffrey Kolbe4 Apr 2016, 12:45
Re: Slide rule for lunars?Gary LaPook4 Apr 2016, 14:58
Re: Advice on Box SextantBrian Walton4 Apr 2016, 16:47
Observe refraction: Earth's Limb from the ISSBrad Morris4 Apr 2016, 19:43
Re: Observe refraction: Earth's Limb from the ISSFrank Reed4 Apr 2016, 21:12
Re: Practical lunars in today's worldFrank Reed4 Apr 2016, 21:24
Re: Observe refraction: Earth's Limb from the ISSBrad Morris4 Apr 2016, 21:52
Re: The Wild T4 TheodoliteBruce J. Pennino4 Apr 2016, 22:14
Re: Practical lunars in today's worldPeter Hakel5 Apr 2016, 03:52
Re: Slide rule for lunars?Wolfgang Köberer5 Apr 2016, 05:18
Re: Slide rule for lunars?Francis Upchurch5 Apr 2016, 06:04
Re: Practical lunars in today's worldGeoffrey Kolbe5 Apr 2016, 06:33
Re: Observe refraction: Earth's Limb from the ISSDavid Pike5 Apr 2016, 08:28
Re: Practical lunars in today's worldJeremy C5 Apr 2016, 11:17
Re: Practical lunars in today's worldGeoffrey Kolbe5 Apr 2016, 11:42
Conference: From Sea to Sky-The Evolution of Air NavigationRichard Dunn5 Apr 2016, 15:37
Re: Practical lunars in today's worldBill Lionheart5 Apr 2016, 18:12
Re: Observe refraction: Earth's Limb from the ISSFrank Reed5 Apr 2016, 19:50
Who gave Tamaya 733's away in 1980?Tom Mackie6 Apr 2016, 17:55
F. Barker & Son Box SextantSean C6 Apr 2016, 20:07
Re: Practical lunars in today's worldPeter Monta7 Apr 2016, 00:21
Re: F. Barker & Son Box SextantGeoffrey Kolbe7 Apr 2016, 10:13
Re: The Wild T4 Theodolite - Don't Sneeze!David Pike7 Apr 2016, 10:19
Re: The Wild T4 Theodolite - Don't Sneeze!Marty Lyons7 Apr 2016, 11:39
Re: F. Barker & Son Box SextantSean C7 Apr 2016, 13:11
Re: The Wild T4 Theodolite - Don't Sneeze!John D. Howard7 Apr 2016, 15:06
Re: The Wild T4 Theodolite - Don't Sneeze!Juerg Dedual7 Apr 2016, 20:55
Re: Slide rule for lunars?Wolfgang Köberer8 Apr 2016, 14:38
Re: F. Barker & Son Box SextantBrad Morris8 Apr 2016, 18:15
Re: F. Barker & Son Box SextantBrad Morris8 Apr 2016, 20:02
Re: F. Barker & Son Box SextantSean C8 Apr 2016, 22:02
Navigation with the ISS videoPeter Monta9 Apr 2016, 06:20
Re: F. Barker & Son Box SextantBrad Morris9 Apr 2016, 10:38
Re: F. Barker & Son Box SextantBrad Morris9 Apr 2016, 10:50
U-boat Celestial Navigation WWIIJerry Mason9 Apr 2016, 16:12
New corrections for latitude by Polaris?Philip Lange9 Apr 2016, 23:04
Re: Navigation with the ISS videoPeter Monta10 Apr 2016, 00:44
Re: New corrections for latitude by Polaris?Frank Reed10 Apr 2016, 01:21
Re: New corrections for latitude by Polaris?Rommel John Miller10 Apr 2016, 02:18
Re: U-boat Celestial Navigation WWIIPaul Bedel10 Apr 2016, 09:46
Re: F. Barker & Son Box SextantSean C10 Apr 2016, 11:00
Re: U-boat Celestial Navigation WWIIJerry Mason10 Apr 2016, 12:33
Interpolating Freiberger Yacht Sextant Arc ErrorsMichael Bradley10 Apr 2016, 19:45
Re: New corrections for latitude by Polaris?Philip Lange10 Apr 2016, 23:41
Re: U-boat Celestial Navigation WWIIHenry Halboth11 Apr 2016, 01:52
Meridian passage of moonTrilok Vaidhya11 Apr 2016, 10:41
Re: U-boat Celestial Navigation WWIIEd Popko11 Apr 2016, 14:01
Re: New corrections for latitude by Polaris?Brad Morris11 Apr 2016, 14:20
Re: Meridian passage of moonFrank Reed11 Apr 2016, 14:30
Re: U-boat Celestial Navigation WWIIPaul Bedel11 Apr 2016, 15:19
Re: U-boat Celestial Navigation WWIIJerry Mason11 Apr 2016, 21:24
Colombian Nautical Almanac simplified 2016German Diaz11 Apr 2016, 21:55
Re: U-boat Celestial Navigation WWIIBrad Morris12 Apr 2016, 01:25
Modern Celestial Course at Seaport Very RewardingMark Coady12 Apr 2016, 04:12
Re: U-boat Celestial Navigation WWIIJerry Mason12 Apr 2016, 14:58
Re: U-boat Celestial Navigation WWIIGary LaPook12 Apr 2016, 17:05
Re: U-boat Celestial Navigation WWIIGary LaPook12 Apr 2016, 17:30
Re: U-boat Celestial Navigation WWIIGary LaPook12 Apr 2016, 18:19
Re: U-boat Celestial Navigation WWIIGary LaPook12 Apr 2016, 18:33
Re: U-boat Celestial Navigation WWIIBrad Morris12 Apr 2016, 19:23
Re: U-boat Celestial Navigation WWIIGary LaPook12 Apr 2016, 19:46
Re: U-boat Celestial Navigation WWIIJerry Mason12 Apr 2016, 22:15
Re: Meridian passage of moonStephen N.G. Davies13 Apr 2016, 02:41
Re: U-boat Celestial Navigation WWIIRonald van Riet13 Apr 2016, 19:26
Re: U-boat Celestial Navigation WWIIBrad Morris13 Apr 2016, 21:01
Book for Mailing costsJeremy C13 Apr 2016, 23:40
Re: Book for Mailing costsFrank Reed14 Apr 2016, 01:47
Ebbco Special with Sight Tube Modification ComparedGreg Rudzinski14 Apr 2016, 03:26
Re: U-boat Celestial Navigation WWIIFrancis Upchurch14 Apr 2016, 04:01
Re: U-boat Celestial Navigation WWIIRonald van Riet14 Apr 2016, 08:31
Re: U-boat Celestial Navigation WWIIRonald van Riet14 Apr 2016, 08:34
Re: Ebbco Sun Shade ModificationHerman Dekker14 Apr 2016, 10:28
Re: Ebbco Sun Shade ModificationGreg Rudzinski14 Apr 2016, 13:49
Re: U-boat Celestial Navigation WWIIJerry Mason14 Apr 2016, 16:10
Re: U-boat Celestial Navigation WWIIBrad Morris14 Apr 2016, 16:43
"Science of Time" conference in JuneFrank Reed14 Apr 2016, 18:29
Re: "Science of Time" conference in JuneDon Seltzer14 Apr 2016, 19:55
Re: "Science of Time" conference in JuneFrank Reed14 Apr 2016, 20:37
Re: Book for Mailing costsJeremy C15 Apr 2016, 03:21
Re: Ebbco Sun Shade ModificationHerman Dekker15 Apr 2016, 05:26
Re: U-boat Celestial Navigation WWIIRonald van Riet15 Apr 2016, 08:28
B-29 photosJackson McDonald16 Apr 2016, 22:58
What might this be?Lenny Lyons17 Apr 2016, 16:16
Jupiter in daylight and micrometer testFrank Reed17 Apr 2016, 16:40
Re: What might this be?David Pike17 Apr 2016, 19:59
Re: What might this be?David Pike17 Apr 2016, 20:06
Re: Jupiter in daylight and micrometer testFrank Reed17 Apr 2016, 22:21
Space station navigation, April 18, New EnglandFrank Reed17 Apr 2016, 22:53
Re: Jupiter in daylight and micrometer testDoug MacPherson18 Apr 2016, 02:47
Stanford Rumsey Map Center opens tomorrow!Paul Saffo18 Apr 2016, 15:37
Re: Stanford Rumsey Map Center opens tomorrow!Lu Abel18 Apr 2016, 17:45
Re: German Gyro (Kreisel) sextantRoger Connor18 Apr 2016, 18:12
Re: Smithsonian "Time and Navigation" exhibit updatedRoger Connor18 Apr 2016, 18:20
Brown-Nassau, both sidesFrank Reed19 Apr 2016, 01:52
Re: Brown-Nassau, both sidesFrancis Upchurch19 Apr 2016, 05:12
Re: U-boat Celestial Navigation WWIIRonald van Riet19 Apr 2016, 09:00
Re: U-boat Celestial Navigation WWIIBruce J. Pennino19 Apr 2016, 13:20
Re: Jupiter in daylight and micrometer testStan K19 Apr 2016, 17:00
Monarch Butterfly NavigationBob Goethe19 Apr 2016, 17:29
Re: Jupiter in daylight and micrometer testFrank Reed19 Apr 2016, 17:35
Re: Monarch Butterfly NavigationFrank Reed19 Apr 2016, 18:21
Re: U-boat Celestial Navigation WWIIGary LaPook19 Apr 2016, 18:27
Re: Monarch Butterfly NavigationFrancis Upchurch19 Apr 2016, 18:47
Re: Monarch Butterfly NavigationBob Goethe19 Apr 2016, 23:59
Re: Monarch Butterfly NavigationFrank Reed20 Apr 2016, 00:00
Re: Modern Celestial Course at Seaport Very RewardingFrank Reed20 Apr 2016, 00:13
Re: Jupiter in daylight and micrometer testPeter Monta20 Apr 2016, 03:46
Re: Monarch Butterfly NavigationFrancis Upchurch20 Apr 2016, 05:05
Re: Monarch Butterfly NavigationGary LaPook20 Apr 2016, 05:31
Polhemus Celestial Computer -latitude templatesRafal O.20 Apr 2016, 06:53
Re: Monarch Butterfly NavigationFrank Reed20 Apr 2016, 07:02
Re: Jupiter in daylight and micrometer testFrank Reed20 Apr 2016, 07:03
Re: Monarch Butterfly NavigationBill Lionheart20 Apr 2016, 08:15
Re: Polhemus Celestial Computer -latitude templatesRafal O.20 Apr 2016, 10:58
Re: Jupiter in daylight and micrometer testFred Hebard20 Apr 2016, 13:21
Re: Monarch Butterfly NavigationFred Hebard20 Apr 2016, 16:25
Re: Jupiter in daylight and micrometer testBrad Morris20 Apr 2016, 17:05
Re: Jupiter in daylight and micrometer testBrad Morris20 Apr 2016, 17:44
Re: Jupiter in daylight and micrometer testFrank Reed20 Apr 2016, 17:53
Re: Monarch Butterfly NavigationSean C20 Apr 2016, 20:14
RMS Carpathia sextant for re-auction.David Pike20 Apr 2016, 20:45
Re: RMS Carpathia sextant for re-auction.Jackson McDonald20 Apr 2016, 21:41
Re: RMS Carpathia sextant for re-auction.Frank Reed20 Apr 2016, 22:44
Re: RMS Carpathia sextant for re-auction.Bill Morris21 Apr 2016, 00:09
Re: Book for Mailing costsJeremy C21 Apr 2016, 01:37
Re: Monarch Butterfly NavigationFrank Reed21 Apr 2016, 01:56
Re: Jupiter in daylight and micrometer testBrad Morris21 Apr 2016, 06:29
Re: Monarch Butterfly NavigationTom Sult21 Apr 2016, 13:19
Star finding techniquesBill Lionheart21 Apr 2016, 16:18
Re: Star finding techniquesStan K21 Apr 2016, 19:17
Re: Star finding techniquesGreg Rudzinski21 Apr 2016, 20:14
OrienteeringEd Popko21 Apr 2016, 20:24
Re: Star finding techniquesRobert VanderPol II21 Apr 2016, 22:08
Re: Star finding techniquesBrad Morris22 Apr 2016, 00:24
Re: Jupiter in daylight and micrometer testBrad Morris22 Apr 2016, 00:32
Re: Star finding techniquesStan K22 Apr 2016, 02:31
Re: Star finding techniquesSean C22 Apr 2016, 03:02
Re: Star finding techniquesFrank Reed22 Apr 2016, 03:27
Re: Star finding techniquesRobert VanderPol II22 Apr 2016, 03:27
Re: Star finding techniquesGary LaPook22 Apr 2016, 07:23
Re: Star finding techniquesBill Lionheart22 Apr 2016, 08:46
Re: Star finding techniquesRobert VanderPol II22 Apr 2016, 12:17
Re: Star finding techniquesBill Noyce22 Apr 2016, 13:53
Re: Star finding techniquesBrad Morris22 Apr 2016, 14:43
Human Navigation bookJackson McDonald22 Apr 2016, 15:07
TI-85 Navigation Code.William Adams23 Apr 2016, 20:05
Re: TI-85 Navigation Code.Ron Jones23 Apr 2016, 23:48
Re: TI-85 Navigation Code.Bill Lionheart24 Apr 2016, 13:24
Shackleton CentennialFrank Reed24 Apr 2016, 16:07
Re: TI-85 Navigation Code.Ron Jones24 Apr 2016, 17:00
Re: TI-85 Navigation Code.Frank Reed24 Apr 2016, 17:34
Re: TI-85 Navigation Code.Bill Lionheart24 Apr 2016, 17:57
Re: TI-85 Navigation Code.Francis Upchurch24 Apr 2016, 19:00
Re: TI-85 Navigation Code.Greg Rudzinski24 Apr 2016, 19:03
Re: TI-85 Navigation Code.Herman Dekker24 Apr 2016, 20:06
Re: TI-85 Navigation Code.Bill B24 Apr 2016, 21:20
C&P Index Arm AdjustmentGreg Rudzinski25 Apr 2016, 01:45
Re: TI-85 Navigation Code.Bill Lionheart25 Apr 2016, 08:17
Puzzled by Douglas Protractor InstructionsMartin Gardner25 Apr 2016, 18:34
Re: Puzzled by Douglas Protractor InstructionsDavid Pike25 Apr 2016, 21:25
Re: TI-85 Navigation Code.Alan S27 Apr 2016, 06:19
Prose and Poetry and NavigationDoug MacPherson27 Apr 2016, 06:58
Re: TI-85 Navigation Code.Geoffrey Kolbe27 Apr 2016, 07:51
Re: Prose and Poetry and NavigationMichael Bradley27 Apr 2016, 09:03
Life on an Ocean LinerSean C27 Apr 2016, 10:17
Not another Plath Gyro-Sextant question?David Pike27 Apr 2016, 10:59
Re: Prose and Poetry and NavigationFrancis Upchurch27 Apr 2016, 13:38
Re: Prose and Poetry and NavigationDon Seltzer27 Apr 2016, 14:24
Wandering PoleFrank Reed27 Apr 2016, 14:53
Re: Prose and Poetry and NavigationHewitt Schlereth27 Apr 2016, 15:11
Re: Life on an Ocean LinerStan K27 Apr 2016, 15:12
Re: Life on an Ocean LinerBill Lionheart27 Apr 2016, 15:36
Re: Wandering PoleHewitt Schlereth27 Apr 2016, 16:00
Re: Prose and Poetry and NavigationJohn D. Howard27 Apr 2016, 16:47
Re: Not another Plath Gyro-Sextant question?Wolfgang Köberer27 Apr 2016, 18:06
Re: Life on an Ocean LinerBrad Morris27 Apr 2016, 19:12
Re: Wandering PoleBrad Morris27 Apr 2016, 19:24
Re: Not another Plath Gyro-Sextant question?David Pike27 Apr 2016, 20:17
Re: Life on an Ocean LinerSean C27 Apr 2016, 23:24
Re: Prose and Poetry and NavigationGary LaPook28 Apr 2016, 01:03
Re: Prose and Poetry and NavigationGary LaPook28 Apr 2016, 01:12
Re: Prose and Poetry and NavigationDavid Pike28 Apr 2016, 08:01
Maps and Charts at Mystic SeaportBruce J. Pennino28 Apr 2016, 12:50
NavList graphic bannerEd Popko29 Apr 2016, 09:44
A navigational featFrank Reed29 Apr 2016, 16:06
Re: Not another Plath Gyro-Sextant question?Wolfgang Köberer29 Apr 2016, 16:07
Re: A navigational featTom Sult29 Apr 2016, 16:33
Re: NavList graphic bannerFrank Reed29 Apr 2016, 16:48
Re: A navigational featLu Abel29 Apr 2016, 17:00
Re: NavList graphic bannerGary LaPook29 Apr 2016, 17:17
Re: A navigational featGary LaPook29 Apr 2016, 17:40
Re: NavList graphic bannerBill B29 Apr 2016, 20:09
Re: A navigational featGary LaPook30 Apr 2016, 01:10
SundialGary LaPook30 Apr 2016, 08:09
Re: SundialFrank Reed30 Apr 2016, 12:21
Re: The Observer’s Book on Astro-NavigationBrad Morris30 Apr 2016, 14:44
Re: The Observer’s Book on Astro-NavigationBrad Morris30 Apr 2016, 15:18
Re: SundialGary LaPook30 Apr 2016, 16:10
Re: The Observer’s Book on Astro-NavigationGary LaPook30 Apr 2016, 16:32
Re: SundialJohn D. Howard30 Apr 2016, 16:44
Re: SundialGary LaPook30 Apr 2016, 18:20
Re: The Observer’s Book on Astro-Navigation - Coutinho sextantBill Morris30 Apr 2016, 20:55
Re: The Observer’s Book on Astro-NavigationDavid Pike30 Apr 2016, 21:21
Re: The Observer’s Book on Astro-Navigation - Coutinho sextantDavid Pike30 Apr 2016, 21:37
Re: The Observer’s Book on Astro-NavigationBrad Morris30 Apr 2016, 23:49
Re: SundialNorm Goldblatt1 May 2016, 02:35
Re: The Observer’s Book on Astro-Navigation - Coutinho sextantBill Morris2 May 2016, 05:34
Re: Jupiter in daylight and micrometer testPeter Monta2 May 2016, 07:43
Re: The Observer’s Book on Astro-Navigation - Coutinho sextantGary LaPook2 May 2016, 08:26
Bubble sextant developmentGary LaPook2 May 2016, 08:32
Re: The Observer’s Book on Astro-Navigation - Coutinho sextantPaul Saffo2 May 2016, 12:54
French Sailing Legend Ditching Modern TechJackson McDonald2 May 2016, 18:32
Celestial position-finding on landJohn D. Howard2 May 2016, 20:10
"Modern Celestial" this weekend in Mystic, CTFrank Reed2 May 2016, 20:35
Re: SundialGary LaPook2 May 2016, 20:36
Re: SundialGary LaPook2 May 2016, 20:39
Re: Celestial position-finding on landRon Jones2 May 2016, 20:53
Re: Bubble sextant developmentDavid Pike2 May 2016, 20:57
Transit of Mercury next weekFrank Reed2 May 2016, 21:17
Re: The Observer’s Book on Astro-Navigation - Coutinho sextantDavid Pike2 May 2016, 21:41
Endeavour in Newport harborFrank Reed2 May 2016, 23:49
Re: Celestial position-finding on landMike Burkes3 May 2016, 00:06
Re: Celestial position-finding on landBruce J. Pennino3 May 2016, 00:20
Re: French Sailing Legend Ditching Modern TechSean C3 May 2016, 02:01
Re: Transit of Mercury next weekSean C3 May 2016, 02:04
Re: Celestial position-finding on landJohn D. Howard3 May 2016, 03:44
Re: French Sailing Legend Ditching Modern TechHenry Halboth3 May 2016, 05:00
Re: French Sailing Legend Ditching Modern TechStan K3 May 2016, 05:09
Re: Celestial position-finding on landStan K3 May 2016, 05:12
Re: Celestial position-finding on landGeoffrey Kolbe3 May 2016, 06:03
Re: Celestial position-finding on landGary LaPook3 May 2016, 06:28
Re: Celestial position-finding on landNorm Goldblatt3 May 2016, 06:39
Re: Celestial position-finding on landGary LaPook3 May 2016, 07:01
Re: French Sailing Legend Ditching Modern TechLuc Van den Borre3 May 2016, 07:26
Re: Jupiter in daylight and micrometer testBrad Morris3 May 2016, 12:53
Re: Transit of Mercury next weekFrancis Upchurch3 May 2016, 14:16
Re: Celestial position-finding on landBob Goethe3 May 2016, 15:16
Re: Celestial position-finding on landPaul Dolkas3 May 2016, 16:00
Re: French Sailing Legend Ditching Modern TechStan K3 May 2016, 16:48
Re: Transit of Mercury next weekStan K3 May 2016, 16:55
Re: French Sailing Legend Ditching Modern TechPeter Smith3 May 2016, 17:44
Re: Endeavour in Newport harborFrancis Upchurch3 May 2016, 19:01
Re: Celestial position-finding on landJohn D. Howard3 May 2016, 19:10
Re: Endeavour in Newport harborFrank Reed3 May 2016, 19:56
Re: Celestial position-finding on landJohn D. Howard3 May 2016, 20:29
Re: French Sailing Legend Ditching Modern TechAlan S3 May 2016, 21:11
Re: Celestial position-finding on landBob Goethe3 May 2016, 21:46
More Coutinho QuestionsDavid Pike3 May 2016, 22:51
Re: Celestial position-finding on landFrank Reed3 May 2016, 23:08
South Korea Revives GPS Backup ProjectJackson McDonald3 May 2016, 23:11
Re: Celestial position-finding on landKen Muldrew4 May 2016, 01:38
Re: More Coutinho QuestionsBill Morris4 May 2016, 03:35
Re: More Coutinho QuestionsBill Morris4 May 2016, 03:53
Re: South Korea Revives GPS Backup ProjectBrad Morris4 May 2016, 04:24
Re: More Coutinho QuestionsBrad Morris4 May 2016, 04:40
Re: South Korea Revives GPS Backup ProjectBill Lionheart4 May 2016, 06:27
Celestial position-finding on landGeoffrey Kolbe4 May 2016, 06:39
Re: More Coutinho QuestionsDavid Pike4 May 2016, 07:02
Re: More Coutinho QuestionsRobert VanderPol II4 May 2016, 13:16
Re: South Korea Revives GPS Backup ProjectGeoffrey Kolbe4 May 2016, 14:54
Re: More Coutinho QuestionsBrad Morris4 May 2016, 15:39
Re: More Coutinho QuestionsGary LaPook4 May 2016, 16:33
Re: More Coutinho QuestionsFrank Reed4 May 2016, 20:58
Re: More Coutinho QuestionsFrancis Upchurch4 May 2016, 21:30
Re: More Coutinho QuestionsBrad Morris5 May 2016, 02:08
The moons of Jupiter for Time or Position?Steve E. Bryant5 May 2016, 19:01
Re: The moons of Jupiter for Time or Position?Frank Reed5 May 2016, 22:35
Re: The moons of Jupiter for Time or Position?Jackson McDonald6 May 2016, 00:21
Re: The moons of Jupiter for Time or Position?Gary LaPook6 May 2016, 04:21
Re: The moons of Jupiter for Time or Position?Francis Upchurch6 May 2016, 04:26
Re: The Observer’s Book on Astro-Navigation - Coutinho sextantBill Morris6 May 2016, 05:26
Re: The moons of Jupiter for Time or Position?Brad Morris6 May 2016, 05:27
Re: The moons of Jupiter for Time or Position?Steve E. Bryant6 May 2016, 06:29
Horizon Shade PolariserMichael Bradley6 May 2016, 09:59
Re: SundialGary LaPook6 May 2016, 10:25
Re: The moons of Jupiter for Time or Position?Don Seltzer6 May 2016, 13:20
Re: The moons of Jupiter for Time or Position?John D. Howard6 May 2016, 15:10
Re: Horizon Shade PolariserGreg Rudzinski6 May 2016, 17:03
Re: Endeavour in Newport harborFrank Reed6 May 2016, 17:04
Re: Endeavour in Newport harborFrancis Upchurch6 May 2016, 17:31
Re: Horizon Shade PolariserFrancis Upchurch6 May 2016, 17:34
Re: Horizon Shade PolariserGreg Rudzinski6 May 2016, 20:21
Re: Horizon Shade PolariserRobert VanderPol II6 May 2016, 21:45
Re: Horizon Shade PolariserMichael Bradley6 May 2016, 22:09
Bayless/Modified AgetonRobert VanderPol II7 May 2016, 00:56
Re: Horizon Shade PolariserFrancis Upchurch7 May 2016, 07:40
Re: Horizon Shade PolariserBill Morris7 May 2016, 08:58
Re: French Sailing Legend Ditching Modern TechDavid Barrie7 May 2016, 10:37
Re: Bayless/Modified AgetonStan K7 May 2016, 13:44
Re: The moons of Jupiter for Time or Position?Paul Dolkas7 May 2016, 20:42
Re: The moons of Jupiter for Time or Position?Norm Goldblatt8 May 2016, 02:26
Re: Bayless/Modified AgetonAlan S8 May 2016, 02:35
Re: Bayless/Modified AgetonRobert VanderPol II8 May 2016, 03:35
Re: Bayless/Modified AgetonRobert VanderPol II8 May 2016, 12:45
Re: Bayless/Modified AgetonStan K8 May 2016, 13:50
Re: Bayless/Modified AgetonStan K8 May 2016, 14:08
Re: Horizon Shade PolariserGeoffrey Kolbe8 May 2016, 15:54
Aquino, Bayless, Bygrave, WeemsFrank Reed8 May 2016, 16:34
Re: Bayless/Modified AgetonGreg Rudzinski8 May 2016, 18:25
Re: Horizon Shade PolariserFrancis Upchurch8 May 2016, 18:49
Re: Aquino, Bayless, Bygrave, WeemsStan K8 May 2016, 21:53
Re: Bayless/Modified AgetonStan K8 May 2016, 22:04
Re: Bayless/Modified AgetonRobert VanderPol II8 May 2016, 22:53
Re: Bayless/Modified AgetonGreg Rudzinski9 May 2016, 06:15
Re: Horizon Shade PolariserGeoffrey Kolbe9 May 2016, 08:24
Re: The moons of Jupiter for Time or Position?Peter Smith9 May 2016, 14:29
Better Aging Through Celestial Navigation?Jackson McDonald9 May 2016, 15:13
Re: Better Aging Through Celestial Navigation?Bruce Cutting9 May 2016, 15:55
Re: Better Aging Through Celestial Navigation?Francis Upchurch9 May 2016, 18:09
Transit of Mercury TodayGreg Rudzinski9 May 2016, 18:26
Re: Transit of Mercury TodayStan K9 May 2016, 19:12
Re: Transit of Mercury TodayBill Lionheart9 May 2016, 20:22
Re: Transit of Mercury TodayBrad Morris10 May 2016, 03:04
Astronomical PhenomenaJohn D. Howard10 May 2016, 15:35
Re: Transit of Mercury TodayFrancis Upchurch10 May 2016, 16:42
Re: Bayless/Modified AgetonRobert Wyatt10 May 2016, 17:28
Re: Transit of Mercury TodayBrad Morris10 May 2016, 19:18
Celnav article in Ocean Navigator MagazineGary LaPook10 May 2016, 20:11
Re: Celnav article in Ocean Navigator MagazineStan K10 May 2016, 21:34
Re: Bayless/Modified AgetonStan K10 May 2016, 21:56
Re: Celnav article in Ocean Navigator MagazineRobert VanderPol II11 May 2016, 02:24
Re: Bayless/Modified AgetonRobert VanderPol II11 May 2016, 02:30
Re: Celnav article in Ocean Navigator MagazineStan K11 May 2016, 08:10
Re: Celnav article in Ocean Navigator MagazineBruce J. Pennino11 May 2016, 16:52
Re: Celnav article in Ocean Navigator MagazineFrank Reed11 May 2016, 22:20
G-Capt on Celestial Nav in the commercial world.Robert VanderPol II12 May 2016, 02:44
Re: G-Capt on Celestial Nav in the commercial world.Lu Abel12 May 2016, 17:17
Re: Astronomical PhenomenaÖrjan Sandström12 May 2016, 17:47
Science of Time SymposiumRichard Easton12 May 2016, 18:33
Re: Astronomical PhenomenaChris Presmeg12 May 2016, 19:32
Re: Astronomical PhenomenaFrank Reed12 May 2016, 20:04
Re: Astronomical PhenomenaÖrjan Sandström12 May 2016, 22:16
Whaling logbooksFrank Reed13 May 2016, 19:39
Commercial Flight SunsetGreg Rudzinski13 May 2016, 20:53
Re: Whaling logbooksJohn D. Howard14 May 2016, 21:29
Re: Whaling logbooksSean C15 May 2016, 17:17
Orbital navigation computer in OregonFrank Reed15 May 2016, 17:50
Learn to Love LogarithmsFrank Reed15 May 2016, 18:29
"Time Sights" and Lines of PositionDoug MacPherson15 May 2016, 18:54
Re: "Time Sights" and Lines of PositionFrank Reed15 May 2016, 19:30
Re: Human Navigation bookJackson McDonald15 May 2016, 20:26
Re: Human Navigation bookFrank Reed15 May 2016, 22:01
Re: Human Navigation bookJackson McDonald15 May 2016, 23:28
Re: Whaling logbooksJohn D. Howard16 May 2016, 00:38
Re: Learn to Love LogarithmsJohn D. Howard16 May 2016, 01:20
Re: Human Navigation bookFrank Reed16 May 2016, 01:28
Re: Learn to Love LogarithmsFrank Reed16 May 2016, 01:43
Learn to Love LogarithmsRommel John Miller16 May 2016, 01:51
Re: Whaling logbooksDale Lichtblau16 May 2016, 13:16
OT: Sylvester Wyet/Wyatt and Rice JonesRobert Wyatt16 May 2016, 14:35
Re: Whaling logbooksFrancis Upchurch16 May 2016, 15:22
Re: Whaling logbooksDave Walden16 May 2016, 17:24
Re: Commercial Flight SunsetGreg Rudzinski16 May 2016, 22:40
Re: Commercial Flight SunsetGary LaPook17 May 2016, 06:50
Table 4 Pub 249 v.2/3 officially updated through 2036Alex H17 May 2016, 08:51
Difference between HO 249 and USNO websiteJohn Almberg17 May 2016, 14:33
Re: Commercial Flight SunsetAntoine Couëtte17 May 2016, 14:48
Re: Orbital navigation computer in OregonPaul Dolkas17 May 2016, 15:29
Re: Difference between HO 249 and USNO websiteGary LaPook17 May 2016, 17:06
Re: Difference between HO 249 and USNO websiteJohn Almberg17 May 2016, 17:08
Re: Table 4 Pub 249 v.2/3 officially updated through 2036Greg Rudzinski17 May 2016, 17:31
Re: Orbital navigation computer in OregonFrancis Upchurch17 May 2016, 17:31
Re: Difference between HO 249 and USNO websiteGary LaPook17 May 2016, 17:44
Re: Difference between HO 249 and USNO websiteFrank Reed17 May 2016, 18:13
Re: Difference between HO 249 and USNO websiteJohn Almberg17 May 2016, 18:27
Re: Difference between HO 249 and USNO websiteJohn Almberg17 May 2016, 21:04
Re: Human Navigation bookDavid Barrie17 May 2016, 21:20
Re: Difference between HO 249 and USNO websiteJohn Almberg17 May 2016, 22:24
Re: Difference between HO 249 and USNO websiteStan K18 May 2016, 01:07
Re: Difference between HO 249 and USNO websiteJohn Almberg18 May 2016, 01:58
Fwd: CBC Radio Item on GPS Problems and DependenceRichard B. Langley18 May 2016, 12:42
Re: Table 4 Pub 249 / 19th Century NavigationSean C18 May 2016, 15:45
Re: Table 4 Pub 249 / 19th Century NavigationFrank Reed18 May 2016, 16:52
Re: Human Navigation bookFrancis Upchurch18 May 2016, 17:18
Re: Table 4 Pub 249 / 19th Century NavigationStan K18 May 2016, 20:41
Re: Commercial Flight SunsetGreg Rudzinski18 May 2016, 20:54
Re: Table 4 Pub 249 / 19th Century NavigationFrank Reed18 May 2016, 22:17
Re: Table 4 Pub 249 / 19th Century NavigationStan K19 May 2016, 00:09
Re: Human Navigation bookDavid Pike19 May 2016, 00:11
Low altitude sunPaul Jackson19 May 2016, 05:52
Re: Low altitude sunRafal O.19 May 2016, 15:42
Re: Low altitude sunBrad Morris19 May 2016, 18:11
Re: Low altitude sunRafal O.19 May 2016, 18:26
Re: Human Navigation bookBill B19 May 2016, 21:56
Re: Low altitude sunFrank Reed19 May 2016, 22:25
Re: Low altitude sunPaul Jackson20 May 2016, 05:59
Re: Low altitude sunPaul Jackson20 May 2016, 07:14
Re: Low altitude sunPaul Jackson20 May 2016, 07:23
Re: Whaling logbooksIan Gifford20 May 2016, 12:44
Re: Low altitude sunBrad Morris20 May 2016, 14:39
Re: Whaling logbooksFrank Reed20 May 2016, 19:14
Re: Whaling logbooksIan Gifford20 May 2016, 19:50
Re: Whaling logbooksBruce J. Pennino20 May 2016, 20:13
Re: Whaling logbooksBruce J. Pennino20 May 2016, 20:18
Re: Whaling logbooksDon Seltzer20 May 2016, 20:50
AN-5854-1 Bubble Sextant (Bausch & Lomb)Ludwig Redl21 May 2016, 16:55
Re: Whaling logbooksIan Gifford22 May 2016, 00:43
Bris Sextant CalibrationGreg Rudzinski24 May 2016, 17:13
Re: Bris Sextant CalibrationFrank Reed24 May 2016, 17:22
Re: Bris Sextant CalibrationFrancis Upchurch24 May 2016, 18:00
Re: Bris Sextant CalibrationGreg Rudzinski24 May 2016, 20:12
Re: Commercial Flight SunsetAntoine Couëtte25 May 2016, 12:53
Re: Commercial Flight SunsetGreg Rudzinski25 May 2016, 17:05
The Length of a DayGreg Rudzinski25 May 2016, 20:27
Re: The Length of a DayBruce J. Pennino25 May 2016, 22:17
Re: Bris Sextant CalibrationAndrés Ruiz26 May 2016, 18:02
Re: The Length of a DayAndrés Ruiz26 May 2016, 18:04
Re: The Length of a DayRon Jones26 May 2016, 23:45
Re: The Length of a DayGary LaPook27 May 2016, 08:10
Re: The Length of a DaySean C27 May 2016, 08:40
Re: The Length of a DayStan K27 May 2016, 13:48
Re: The Length of a DayRon Jones27 May 2016, 16:08
Attempting to decipher a "time sight"Doug MacPherson27 May 2016, 19:14
Re: The Length of a DayHerbert Prinz28 May 2016, 03:20
Re: Attempting to decipher a "time sight"Sean C28 May 2016, 13:54
Re: Attempting to decipher a "time sight"Herman Dekker28 May 2016, 16:35
Re: Attempting to decipher a "time sight"Sean C28 May 2016, 17:32
Re: Attempting to decipher a "time sight"Doug MacPherson28 May 2016, 17:56
Re: Attempting to decipher a "time sight"Frank Reed28 May 2016, 20:57
Re: Rolling Cruise ShipEd Popko29 May 2016, 12:23
Re: Attempting to decipher a "time sight"Doug MacPherson29 May 2016, 18:26
Re: Attempting to decipher a "time sight"Frank Reed29 May 2016, 18:48
Re: Attempting to decipher a "time sight"Frank Reed29 May 2016, 20:50
Re: Attempting to decipher a "time sight"Stan K30 May 2016, 20:23
Re: Attempting to decipher a "time sight"Frank Reed30 May 2016, 21:49
Re: Attempting to decipher a "time sight"Ed Popko31 May 2016, 16:12
Re: Attempting to decipher a "time sight"Don Seltzer31 May 2016, 18:40
18th Century ShipMichael Martin31 May 2016, 19:43
Re: Attempting to decipher a "time sight"Ed Popko31 May 2016, 21:16
Re: 18th Century ShipDon Seltzer31 May 2016, 21:21
Re: 18th Century ShipBill Lionheart31 May 2016, 21:37
Re: 18th Century ShipMichael Martin31 May 2016, 21:44
Re: Attempting to decipher a "time sight"Stan K31 May 2016, 22:55
Re: 18th Century ShipMichael Martin31 May 2016, 23:16
Re: 18th Century ShipMichael Martin31 May 2016, 23:28
Navigation - a state of mind?Geoffrey Kolbe1 Jun 2016, 06:52
Re: Navigation - a state of mind?Frank Reed1 Jun 2016, 22:35
Re: Navigation - a state of mind?Lu Abel1 Jun 2016, 23:35
Re: Navigation - a state of mind?Paul Saffo2 Jun 2016, 16:20
Cellphone tetheringMike Burkes2 Jun 2016, 19:19
Re: Navigation - a state of mind?Frank Reed2 Jun 2016, 19:23
Re: Cellphone tetheringGreg Rudzinski2 Jun 2016, 19:48
Re: Navigation - a state of mind?John D. Howard3 Jun 2016, 00:06
Re: Navigation - a state of mind?Paul Dolkas3 Jun 2016, 03:54
Re: Cellphone tetheringBob Crawley3 Jun 2016, 08:18
Re: Cellphone tetheringBill Lionheart3 Jun 2016, 09:29
Re: Cellphone tetheringSean C3 Jun 2016, 11:30
Re: Navigation - a state of mind?Noell Wilson3 Jun 2016, 12:40
Re: Navigation - a state of mind?John Almberg3 Jun 2016, 14:02
Re: Cellphone & Sextant tetheringGreg Rudzinski3 Jun 2016, 16:44
Re: Navigation - a state of mind?Ed Popko3 Jun 2016, 17:27
Who's this using a Plath Coutinho SextantDavid Pike3 Jun 2016, 18:33
Re: Who's this using a Plath Coutinho SextantDavid Pike3 Jun 2016, 18:35
Re: Who's this using a Plath Coutinho SextantDavid Pike3 Jun 2016, 18:41
Re: Cellphone & Sextant tetheringHerman Dekker3 Jun 2016, 20:31
Re: Cellphone & Sextant tetheringGreg Rudzinski3 Jun 2016, 21:06
Re: Cellphone & Sextant tetheringBruce Cutting3 Jun 2016, 21:13
Re: Navigation - a state of mind?Frank Reed3 Jun 2016, 22:35
Re: Navigation - a state of mind?Frank Reed3 Jun 2016, 23:00
Re: Navigation - a state of mind?Bruce J. Pennino3 Jun 2016, 23:38
Re: Navigation - a state of mind?Gary LaPook4 Jun 2016, 21:06
Re: Navigation - a state of mind?Gary LaPook4 Jun 2016, 21:15
Use for Prime Vertical (PV)Bruce J. Pennino6 Jun 2016, 00:34
Re: Use for Prime Vertical (PV)Greg Rudzinski6 Jun 2016, 02:42
Neat video about LEM stellar alignment scopePaul Saffo7 Jun 2016, 16:52
Re: Navigation - a state of mind?Örjan Sandström7 Jun 2016, 17:17
Re: Use for Prime Vertical (PV)Gary LaPook7 Jun 2016, 18:10
Re: Use for Prime Vertical (PV)Frank Reed7 Jun 2016, 18:29
Re: GPS outagesGary LaPook7 Jun 2016, 19:10
Re: Neat video about LEM stellar alignment scopeBrad Morris7 Jun 2016, 20:27
DSLR Camera CN with 28 mm LensGreg Rudzinski7 Jun 2016, 22:38
Re: Neat video about LEM stellar alignment scopeRobert Eno8 Jun 2016, 01:13
Lunars workshop this weekendFrank Reed8 Jun 2016, 01:39
Re: Neat video about LEM stellar alignment scopeGary LaPook8 Jun 2016, 08:55
Hokule'a Arrives in New York CityEd Popko8 Jun 2016, 22:50
Re: Neat video about LEM stellar alignment scopeDon Seltzer8 Jun 2016, 23:47
Re: Cellphone tetheringAlan S9 Jun 2016, 00:43
Re: Cellphone tetheringJohn Almberg9 Jun 2016, 02:24
Re: Neat video about LEM stellar alignment scopePaul Dolkas9 Jun 2016, 03:32
Re: Cellphone tetheringBrad Morris9 Jun 2016, 05:11
Re: Neat video about LEM stellar alignment scopeBrad Morris9 Jun 2016, 05:24
D correction queryFrank M9 Jun 2016, 08:19
Re: Neat video about LEM stellar alignment scopeDon Seltzer9 Jun 2016, 15:03
Re: Neat video about LEM stellar alignment scopeBrad Morris9 Jun 2016, 16:07
Re: D correction queryStan K9 Jun 2016, 18:06
Re: Neat video about LEM stellar alignment scopeDon Seltzer9 Jun 2016, 19:44
Re: Neat video about LEM stellar alignment scopeFrank Reed9 Jun 2016, 19:53
Survivorman AnalemmaFrank Reed9 Jun 2016, 20:02
Re: D correction queryFrank M9 Jun 2016, 21:16
Re: Neat video about LEM stellar alignment scopePaul Dolkas10 Jun 2016, 04:10
Re: Neat video about LEM stellar alignment scopePaul Dolkas10 Jun 2016, 04:27
Re: Neat video about LEM stellar alignment scopeFrancis Upchurch10 Jun 2016, 05:49
Re: Neat video about LEM stellar alignment scopeEd Popko10 Jun 2016, 20:35
Re: Neat video about LEM stellar alignment scopePaul Dolkas11 Jun 2016, 07:23
Re: Neat video about LEM stellar alignment scopeEd Popko11 Jun 2016, 09:18
Re: Neat video about LEM stellar alignment scopeDave Walden11 Jun 2016, 11:39
Re: Neat video about LEM stellar alignment scopeFrancis Upchurch11 Jun 2016, 12:43
Re: Neat video about LEM stellar alignment scopePaul Dolkas11 Jun 2016, 17:03
Whyle Thomson & Co GlasgowDavid C11 Jun 2016, 22:26
Re: Neat video about LEM stellar alignment scopePaul Dolkas11 Jun 2016, 22:35
Re: Neat video about LEM stellar alignment scopeDon Seltzer11 Jun 2016, 23:25
Re: Whyle Thomson & Co GlasgowDon Seltzer12 Jun 2016, 00:22
Re: Whyle Thomson & Co GlasgowDavid C12 Jun 2016, 00:59
We were off-course 97% of the timePaul Saffo12 Jun 2016, 02:23
Re: We were off-course 97% of the timeFrank Reed12 Jun 2016, 03:04
HO 211 (Ageton) sight reduction accuracyPaul Hirose12 Jun 2016, 04:42
Re: We were off-course 97% of the timeBrad Morris12 Jun 2016, 06:08
Re: We were off-course 97% of the timeDavid Pike12 Jun 2016, 08:40
Re: Whyle Thomson & Co GlasgowDavid Pike12 Jun 2016, 09:22
Re: We were off-course 97% of the timeDon Seltzer12 Jun 2016, 14:15
Re: Neat video about LEM stellar alignment scopeFrancis Upchurch12 Jun 2016, 17:16
Re: We were off-course 97% of the timeRommel John Miller13 Jun 2016, 03:55
Re: Whyle Thomson & Co GlasgowDavid C13 Jun 2016, 05:08
Re: HO 211 (Ageton) sight reduction accuracyRobert VanderPol II14 Jun 2016, 16:30
2016, June 14th Mars LunarsSean C14 Jun 2016, 16:33
Re: 2016, June 14th Mars LunarsFrank Reed14 Jun 2016, 17:10
Fred Noonan CriticizedBruce J. Pennino14 Jun 2016, 20:09
Re: 2016, June 14th Mars LunarsAntoine Couëtte14 Jun 2016, 21:37
Re: Whyle Thomson & Co GlasgowNoell Wilson15 Jun 2016, 03:19
Thoughts on why 'north' is at the top of maps (BBC)Ed Popko15 Jun 2016, 09:41
Re: 2016, June 14th Mars LunarsSean C15 Jun 2016, 11:57
Re: 2016, June 14th Mars LunarsSean C15 Jun 2016, 12:15
Re: Fred Noonan CriticizedRoger Connor15 Jun 2016, 13:30
Re: Thoughts on why 'north' is at the top of maps (BBC)John D. Howard15 Jun 2016, 17:09
Re: HO 211 (Ageton) sight reduction accuracyPaul Hirose15 Jun 2016, 19:01
Re: Thoughts on why 'north' is at the top of maps (BBC)Bruce Cutting15 Jun 2016, 20:27
Bris Sextant Solar FilterJosh Paterson15 Jun 2016, 20:33
Re: Bris Sextant Solar FilterGreg Rudzinski15 Jun 2016, 20:55
Re: Bris Sextant Solar FilterGreg Rudzinski15 Jun 2016, 21:22
Re: HO 211 (Ageton) sight reduction accuracyRobert VanderPol II15 Jun 2016, 21:41
Re: Bris Sextant Solar FilterTom Sult15 Jun 2016, 21:58
Re: Thoughts on why 'north' is at the top of maps (BBC)Bob Goethe15 Jun 2016, 22:10
Re: Bris Sextant Solar FilterJohn Almberg15 Jun 2016, 22:31
Sven Yvrvind's Bris sextantRommel John Miller15 Jun 2016, 23:44
Re: Bris Sextant Solar FilterGreg Rudzinski16 Jun 2016, 00:18
Re: Bris Sextant Solar FilterJohn Almberg16 Jun 2016, 00:54
Re: Sven Yvrvind's Bris sextantGreg Rudzinski16 Jun 2016, 01:34
Re: Thoughts on why 'north' is at the top of maps (BBC)Frank Reed16 Jun 2016, 01:41
Re: Thoughts on why 'north' is at the top of maps (BBC)David C16 Jun 2016, 03:07
Intercept and distanceDavid C16 Jun 2016, 03:58
Re: Thoughts on why 'north' is at the top of maps (BBC)John D. Howard16 Jun 2016, 04:08
Re: Intercept and distanceGreg Rudzinski16 Jun 2016, 04:23
Re: 2016, June 14th Mars LunarsFrank Reed16 Jun 2016, 05:30
Re: Thoughts on why 'north' is at the top of maps (BBC)Francis Upchurch16 Jun 2016, 05:55
Re: Intercept and distanceDavid C16 Jun 2016, 05:55
Re: Intercept and distanceAndrés Ruiz16 Jun 2016, 08:18
Re: Thoughts on why 'north' is at the top of maps (BBC)David Pike16 Jun 2016, 09:07
Re: Thoughts on why 'north' is at the top of maps (BBC)Don Seltzer16 Jun 2016, 13:28
Re: Intercept and distanceGary LaPook16 Jun 2016, 16:26
Navigation of B-47 bombersGary LaPook16 Jun 2016, 17:08
Re: 2016, June 14th Mars LunarsSean C16 Jun 2016, 17:34
Re: Thoughts on why 'north' is at the top of maps (BBC)Bill B16 Jun 2016, 18:28
Re: Thoughts on why 'north' is at the top of maps (BBC)John D. Howard16 Jun 2016, 19:59
Re: Thoughts on why 'north' is at the top of maps (BBC)Bob Goethe16 Jun 2016, 21:02
Re: Intercept and distanceDavid C17 Jun 2016, 01:16
Re: Intercept and distanceDavid C17 Jun 2016, 01:32
Re: Intercept and distanceGreg Rudzinski17 Jun 2016, 02:07
Re: Intercept and distanceGary LaPook17 Jun 2016, 05:53
Re: Intercept and distanceDavid C17 Jun 2016, 17:40
Re: Intercept and distanceDavid C17 Jun 2016, 17:50
Re: 2016, June 14th Mars LunarsAntoine Couëtte17 Jun 2016, 18:00
Re: Intercept and distanceRobert Bernecky17 Jun 2016, 18:08
Re: Thoughts on why 'north' is at the top of maps (BBC)Robin Stuart17 Jun 2016, 18:21
Re: Intercept and distanceDavid C18 Jun 2016, 02:44
Re: 2016, June 14th Mars LunarsDave Walden18 Jun 2016, 12:44
Re: 2016, June 14th Mars LunarsSean C18 Jun 2016, 18:44
Re: Navigation of B-47 bombersSteve E. Bryant18 Jun 2016, 23:31
Re: HO 211 (Ageton) sight reduction accuracyPaul Hirose19 Jun 2016, 05:39
Re: 2016, June 14th Mars LunarsAntoine Couëtte19 Jun 2016, 17:51
Re: 2016, June 14th Mars LunarsAndrés Ruiz19 Jun 2016, 19:54
Re: 2016, June 14th Mars LunarsFrank Reed19 Jun 2016, 20:33
Re: 2016, June 14th Mars LunarsFrank Reed19 Jun 2016, 21:20
Re: 2016, June 14th Mars LunarsDave Walden20 Jun 2016, 02:32
Re: 2016, June 14th Mars LunarsAntoine Couëtte20 Jun 2016, 07:13
Re: 2016, June 14th Mars LunarsBrad Morris20 Jun 2016, 08:42
Re: Intercept and distanceBill Noyce20 Jun 2016, 10:56
Re: 2016, June 14th Mars LunarsAntoine Couëtte20 Jun 2016, 15:44
Re: 2016, June 14th Mars LunarsFrank Reed20 Jun 2016, 20:12
Re: 2016, June 14th Mars LunarsBrad Morris20 Jun 2016, 22:56
Re: Intercept and distanceDavid C20 Jun 2016, 23:23
Meaning of TildeDavid C20 Jun 2016, 23:58
Re: 2016, June 14th Mars LunarsSean C21 Jun 2016, 00:09
Happy "SHA 270 Day"!Frank Reed21 Jun 2016, 00:14
Re: Happy "SHA 270 Day"!David C21 Jun 2016, 00:48
Re: Intercept and distanceDavid C21 Jun 2016, 00:56
Re: 2016, June 14th Mars LunarsPeter Monta21 Jun 2016, 03:10
Used bubble sextantRobert VanderPol II21 Jun 2016, 04:55
Re: 2016, June 14th Mars LunarsAntoine Couëtte21 Jun 2016, 07:08
Re: 2016, June 14th Mars LunarsSean C21 Jun 2016, 14:47
Sextants at SeaDave Walden21 Jun 2016, 14:58
Re: Sextants at SeaRommel John Miller21 Jun 2016, 15:11
Re: Sextants at SeaHewitt Schlereth21 Jun 2016, 15:18
Re: Used bubble sextantMike Burkes21 Jun 2016, 15:21
Hokule'a in southern New EnglandFrank Reed21 Jun 2016, 18:16
Re: Used bubble sextantGreg Rudzinski21 Jun 2016, 21:21
Re: Used bubble sextantGreg Rudzinski21 Jun 2016, 21:22
Re: Meaning of TildeFrank Reed21 Jun 2016, 22:26
Re: Sextants at SeaFrank Reed21 Jun 2016, 22:51
Re: Sextants at SeaLu Abel22 Jun 2016, 00:26
Re: Meaning of TildeDavid C22 Jun 2016, 01:41
Re: Fred Noonan CriticizedGary LaPook22 Jun 2016, 07:01
Re: Fred Noonan CriticizedGary LaPook22 Jun 2016, 07:08
Re: Fred Noonan CriticizedBrad Morris22 Jun 2016, 09:00
Re: HO 211 (Ageton) sight reduction accuracyPaul Hirose23 Jun 2016, 04:42
Re: Fred Noonan CriticizedGary LaPook23 Jun 2016, 05:18
Re: Fred Noonan CriticizedGary LaPook23 Jun 2016, 11:15
Re: Fred Noonan CriticizedGary LaPook23 Jun 2016, 11:54
Sunline SagaGreg Rudzinski24 Jun 2016, 18:34
Re: Sunline SagaHewitt Schlereth24 Jun 2016, 18:57
Patrick O'Brian characters discuss time and longitudeEd Popko25 Jun 2016, 09:48
Re: Patrick O'Brian characters discuss time and longitudeDon Seltzer25 Jun 2016, 14:25
Re: Patrick O'Brian characters discuss time and longitudeFrancis Upchurch25 Jun 2016, 18:37
Re: Patrick O'Brian characters discuss time and longitudeDon Seltzer25 Jun 2016, 20:19
Re: Patrick O'Brian characters discuss time and longitudeGeoffrey Kolbe26 Jun 2016, 15:14
Re: Patrick O'Brian characters discuss time and longitudeDon Seltzer26 Jun 2016, 15:41
Re: Patrick O'Brian characters discuss time and longitudeHerbert Prinz26 Jun 2016, 17:10
Re: Patrick O'Brian characters discuss time and longitudePeter Monta26 Jun 2016, 18:49
Re: Patrick O'Brian characters discuss time and longitudeDon Seltzer26 Jun 2016, 19:34
Re: Patrick O'Brian characters discuss time andlongitudeJackson McDonald26 Jun 2016, 21:04
Re: Patrick O'Brian characters discuss time andlongitudeRommel John Miller26 Jun 2016, 22:14
Re: Patrick O'Brian characters discuss time and longitudeHerbert Prinz26 Jun 2016, 23:06
Re: Patrick O'Brian characters discuss time andlongitudeDon Seltzer26 Jun 2016, 23:43
Re: Patrick O'Brian characters discuss time and longitudePeter Monta27 Jun 2016, 06:59
Re: Patrick O'Brian characters discuss time and longitudeDavid Barrie27 Jun 2016, 10:18
Re: Patrick O'Brian characters discuss time and longitudeBob Goethe27 Jun 2016, 13:36
Re: Patrick O'Brian characters discuss time and longitudeDon Seltzer27 Jun 2016, 13:48
Re: Patrick O'Brian characters discuss time and longitudeFrancis Upchurch27 Jun 2016, 18:19
Re: Patrick O'Brian characters discuss time and longitudeDon E. Bray27 Jun 2016, 20:29
Re: Patrick O'Brian characters discuss time and longitudeDon Seltzer28 Jun 2016, 00:40
Re: Patrick O'Brian characters discuss time and longitudeDon E. Bray28 Jun 2016, 02:30
AM and PM time sightsDavid C28 Jun 2016, 03:27
Re: AM and PM time sightsDavid C28 Jun 2016, 07:01
Re: AM and PM time sightsGreg Rudzinski28 Jun 2016, 17:49
Re: AM and PM time sightsJohn D. Howard28 Jun 2016, 18:05
Re: Patrick O'Brian characters discuss time and longitudePeter Monta28 Jun 2016, 19:28
Re: AM and PM time sightsGreg Rudzinski29 Jun 2016, 00:34
Re: HO 211 (Ageton) sight reduction accuracyPaul Hirose29 Jun 2016, 05:57
Wonderful new biography of Nathaniel BowditchFrank Reed29 Jun 2016, 20:10
Re: AM and PM time sightsDavid C29 Jun 2016, 20:39
Re: Wonderful new biography of Nathaniel BowditchJackson McDonald29 Jun 2016, 22:56
Re: Thoughts on why 'north' is at the top of maps (BBC)Frank Reed30 Jun 2016, 19:57
Re: Thoughts on why 'north' is at the top of maps (BBC)Brad Morris30 Jun 2016, 23:18
Re: Thoughts on why 'north' is at the top of maps (BBC)John D. Howard1 Jul 2016, 03:56
Re: Thoughts on why 'north' is at the top of maps (BBC)Norm Goldblatt1 Jul 2016, 05:16
Not "zooming in" on GPS display leads to another incidentGary LaPook1 Jul 2016, 07:39
Re: Patrick O'Brian characters discuss time and longitudeDon Seltzer1 Jul 2016, 13:15
Mysterious celestial measurementEd Popko1 Jul 2016, 13:42
Re: Mysterious celestial measurementRobert VanderPol II1 Jul 2016, 14:06
Re: Mysterious celestial measurementDon Seltzer1 Jul 2016, 14:11
Re: Mysterious celestial measurementRobert H. van Gent1 Jul 2016, 14:16
Re: Mysterious celestial measurementGreg Rudzinski1 Jul 2016, 14:34
Re: Mysterious celestial measurementLuc Van den Borre1 Jul 2016, 14:50
Re: Mysterious celestial measurementJohn D. Howard1 Jul 2016, 14:55
Re: Not "zooming in" on GPS display leads to another incidentNoell Wilson1 Jul 2016, 14:59
Re: Mysterious celestial measurementLuc Van den Borre1 Jul 2016, 15:03
Re: Not "zooming in" on GPS display leads to another incidentGary LaPook1 Jul 2016, 17:29
Ten years managing NavListFrank Reed1 Jul 2016, 23:32
Re: Ten years managing NavListJackson McDonald2 Jul 2016, 00:13
Re: Ten years managing NavListTom Sult2 Jul 2016, 01:00
Re: Not "zooming in" on GPS display leads to another incidentJackson McDonald2 Jul 2016, 01:16
Re: Ten years managing NavListFrank Reed3 Jul 2016, 00:57
Re: Not "zooming in" on GPS display leads to another incidentFrank Reed3 Jul 2016, 01:35
AE and FN's plane?Mike Burkes3 Jul 2016, 02:44
Re: AE and FN's plane?Frank Reed3 Jul 2016, 04:16
Re: AE and FN's plane?Gary LaPook3 Jul 2016, 05:14
Re: Not "zooming in" on GPS display leads to another incidentGary LaPook3 Jul 2016, 05:30
Re: Not "zooming in" on GPS display leads to another incidentGary LaPook3 Jul 2016, 06:40
Re: Not "zooming in" on GPS display leads to another incidentGary LaPook3 Jul 2016, 06:43
Real Viking Ship Completes North Atlantic CrossingEd Popko3 Jul 2016, 10:46
Re: Real Viking Ship Completes North Atlantic CrossingGreg Rudzinski3 Jul 2016, 15:01
Re: Real Viking Ship Completes North Atlantic CrossingHewitt Schlereth3 Jul 2016, 16:17
Updated Windows lunar distance program v. 4.0.1.0Paul Hirose4 Jul 2016, 04:34
Re: Updated Windows lunar distance program v. 4.0.1.0David C4 Jul 2016, 09:31
Re: Updated Windows lunar distance program v. 4.0.1.0Stan K4 Jul 2016, 12:16
Weems - US Naval Inst. May 1927 - Rust's Azimuth DiagramGuus Dekker4 Jul 2016, 17:40
Re: Weems - US Naval Inst. May 1927 - Rust's Azimuth DiagramGary LaPook4 Jul 2016, 19:11
Congratulations USAFrancis Upchurch5 Jul 2016, 04:54
AstroNav CourseAndrés Ruiz5 Jul 2016, 13:26
Re: AstroNav CourseTom Sult5 Jul 2016, 15:58
Re: AstroNav CourseBob Goethe5 Jul 2016, 19:55
Re: AstroNav CourseBill Lionheart5 Jul 2016, 20:32
Re: AstroNav CourseRobert Eno5 Jul 2016, 21:36
Re: Updated Windows lunar distance program v. 4.0.1.0Paul Hirose5 Jul 2016, 21:38
Re: AstroNav CourseFrank Reed5 Jul 2016, 23:24
Re: AstroNav CourseStan K5 Jul 2016, 23:54
Re: AstroNav CourseRichard L. Stinson6 Jul 2016, 00:38
Re: AstroNav CourseFrank Reed6 Jul 2016, 01:05
Re: AstroNav CourseTom Sult6 Jul 2016, 01:22
Re: AstroNav CourseHewitt Schlereth6 Jul 2016, 01:43
Re: AstroNav CourseRobert Eno6 Jul 2016, 03:25
Re: AstroNav CourseAlan S6 Jul 2016, 03:25
Re: AstroNav CourseAlan S6 Jul 2016, 03:30
Re: Clearing the Lunar Distance via Trig TablesBrian Johnson6 Jul 2016, 03:42
Re: AstroNav CourseRommel John Miller6 Jul 2016, 04:58
Re: AstroNav CourseJohn Brown6 Jul 2016, 06:25
A positive leap second will be introduced at the end of December 2016Andrés Ruiz6 Jul 2016, 10:02
Leap Second AnnouncementSean C6 Jul 2016, 10:18
AzimuthsGrace OFarrrll6 Jul 2016, 13:12
Re: AstroNav CoursePaul Saffo6 Jul 2016, 13:20
Re: AstroNav CourseFrank Reed6 Jul 2016, 14:16
Re: AstroNav CourseRommel John Miller6 Jul 2016, 15:10
Re: AstroNav CourseStan K6 Jul 2016, 16:10
Re: AstroNav CourseBob Goethe6 Jul 2016, 16:39
Re: AstroNav CourseFrancis Upchurch6 Jul 2016, 16:49
3D AnalemmaSean C6 Jul 2016, 16:50
Re: AzimuthsNoell Wilson6 Jul 2016, 17:17
Re: AzimuthsGrace OFarrrll6 Jul 2016, 17:51
Re: AzimuthsGary LaPook6 Jul 2016, 17:54
Re: AzimuthsGrace OFarrrll6 Jul 2016, 18:17
Re: Updated Windows lunar distance program v. 4.0.1.0Paul Hirose6 Jul 2016, 18:36
Re: AstroNav CourseDavid Pike6 Jul 2016, 20:01
Re: AstroNav CourseJohn Almberg6 Jul 2016, 20:31
Re: AstroNav CourseFred Hebard6 Jul 2016, 20:54
Re: AstroNav CourseStan K6 Jul 2016, 22:25
Re: Updated Windows lunar distance program v. 4.0.1.0Stan K6 Jul 2016, 22:28
Re: AstroNav CourseDavid C6 Jul 2016, 23:20
Re: AzimuthsJackson McDonald6 Jul 2016, 23:59
Re: AstroNav CourseDavid C7 Jul 2016, 02:22
Re: AstroNav CourseFrank Reed7 Jul 2016, 05:56
Sextant auction in New ZealandJackson McDonald7 Jul 2016, 13:31
Re: Ten years managing NavListPeter Smith7 Jul 2016, 17:21
Re: 3D AnalemmaStephen Wawrzyniec7 Jul 2016, 17:44
Re: AstroNav CourseFrank Reed7 Jul 2016, 22:47
Re: AstroNav CourseFrank Reed7 Jul 2016, 22:52
Re: Ten years managing NavListBrad Morris7 Jul 2016, 23:04
Re: AstroNav CourseJohn Almberg8 Jul 2016, 02:54
Re: Ten years managing NavListRobert VanderPol II8 Jul 2016, 03:36
Re: Ten years managing NavListBrad Morris8 Jul 2016, 04:36
Re: 3D AnalemmaSean C8 Jul 2016, 08:37
Math versus Maths, was: AstroNav CourseHerbert Prinz8 Jul 2016, 11:26
Re: AstroNav CourseGuus Dekker8 Jul 2016, 13:07
Re: AstroNav CourseGeoffrey Butt8 Jul 2016, 16:43
Re: 3D AnalemmaStephen Wawrzyniec8 Jul 2016, 18:07
Re: Ten years managing NavListGeoffrey Kolbe9 Jul 2016, 06:01
Re: 3D AnalemmaBob Crawley9 Jul 2016, 08:30
Re: Ten years managing NavListDon Seltzer9 Jul 2016, 11:00
Re: Ten years managing NavListFrank Reed9 Jul 2016, 17:07
Re: Ten years managing NavListRobert VanderPol II9 Jul 2016, 17:07
Re: Ten years managing NavListPhilip Lange9 Jul 2016, 19:48
Re: Ten years managing NavListBill B9 Jul 2016, 20:54
Leap second in DecemberPaul Hirose9 Jul 2016, 21:22
Re: Leap second in DecemberHerbert Prinz9 Jul 2016, 23:17
Re: Leap second in DecemberDon Seltzer9 Jul 2016, 23:23
Re: Leap second in DecemberDon Seltzer9 Jul 2016, 23:40
Re: Leap second in DecemberLu Abel9 Jul 2016, 23:41
Telescope for Leupold & Stevens SextantJohn Shepard9 Jul 2016, 23:45
Re: Ten years managing NavListFred Hebard10 Jul 2016, 02:56
Re: Ten years managing NavListRobert VanderPol II10 Jul 2016, 03:55
Re: Visual Satellite NavigationFrank Reed10 Jul 2016, 05:36
Sextant platform for lunarsGeoffrey Kolbe10 Jul 2016, 05:46
Re: Leap second in DecemberPaul Hirose10 Jul 2016, 05:56
Re: 3D AnalemmaSean C10 Jul 2016, 06:56
Re: Sextant platform for lunarsDavid Pike10 Jul 2016, 10:16
Re: Ten years managing NavListDavid Pike10 Jul 2016, 10:27
Compact H.O. 211 (Ageton-Bayless) questionStan K10 Jul 2016, 16:51
Re: Sextant platform for lunarsDavid Pike10 Jul 2016, 16:55
Re: Visual Satellite NavigationPeter Monta10 Jul 2016, 17:23
Re: Sextant platform for lunarsRobert Eno10 Jul 2016, 18:31
Re: Ten years managing NavListBruce Cutting10 Jul 2016, 23:34
Re: Visual Satellite NavigationDavid C11 Jul 2016, 09:34
Re: Visual Satellite NavigationDave Walden11 Jul 2016, 12:21
The Apollo 11 guidance computer codeAndrés Ruiz11 Jul 2016, 14:07
Re: Visual Satellite NavigationLu Abel11 Jul 2016, 16:25
Re: Visual Satellite NavigationBrad Morris11 Jul 2016, 19:45
Re: Visual Satellite NavigationTom Sult11 Jul 2016, 20:03
Poll: Beetlejuice or BettlegherzFrank Reed11 Jul 2016, 23:30
Re: Poll: Beetlejuice or BettlegherzBill B11 Jul 2016, 23:38
Re: Poll: Beetlejuice or BettlegherzBob Goethe11 Jul 2016, 23:53
Re: Poll: Beetlejuice or BettlegherzStan K11 Jul 2016, 23:55
Re: Poll: Beetlejuice or BettlegherzFred Hebard12 Jul 2016, 01:48
Re: Poll: Beetlejuice or BettlegherzJohn D. Howard12 Jul 2016, 02:30
Re: The Apollo 11 guidance computer codeFrank Reed12 Jul 2016, 03:28
Re: Poll: Beetlejuice or BettlegherzFrancis Upchurch12 Jul 2016, 05:56
Re: Poll: Beetlejuice or BettlegherzDavid Pike12 Jul 2016, 07:59
Re: Poll: Beetlejuice or BettlegherzSean C12 Jul 2016, 09:27
Re: Poll: Beetlejuice or BettlegherzDon Seltzer12 Jul 2016, 12:39
Re: AM and PM time sightsGreg Rudzinski13 Jul 2016, 18:02
Re: Compact H.O. 211 (Ageton-Bayless) questionPaul Hirose15 Jul 2016, 23:42
Re: Compact H.O. 211 (Ageton-Bayless) questionStan K16 Jul 2016, 15:38
Re: Compact H.O. 211 (Ageton-Bayless) questionRobert VanderPol II16 Jul 2016, 16:30
Horizontal Sextant Angle ExerciseGreg Rudzinski16 Jul 2016, 22:19
Re: Compact H.O. 211 (Ageton-Bayless) questionStan K16 Jul 2016, 22:40
Celestial for allDave Walden17 Jul 2016, 22:07
Re: Celestial for allFrank Reed17 Jul 2016, 22:30
Loss of accuracy using Sun over Sun with a mercury artificial horizon?David Pike18 Jul 2016, 07:57
Re: Loss of accuracy using Sun over Sun with a mercury artificial horizon?Sean C18 Jul 2016, 11:25
Naval Academy brings back celestial navigation coursesRichard B. Langley18 Jul 2016, 12:40
Re: Naval Academy brings back celestial navigation coursesFrank Reed18 Jul 2016, 13:28
Re: Horizontal Sextant Angle ExerciseAndrés Ruiz18 Jul 2016, 13:58
Re: Sextant platform for lunarsLuc Desmedt18 Jul 2016, 15:02
Re: Horizontal Sextant Angle ExerciseJohn D. Howard18 Jul 2016, 17:21
And even more celestial-in-case-GPS-goes-down sillinessLu Abel18 Jul 2016, 17:33
Re: Horizontal Sextant Angle ExerciseJohn D. Howard18 Jul 2016, 18:25
Re: And even more celestial-in-case-GPS-goes-down sillinessRommel John Miller18 Jul 2016, 18:51
Re: Loss of accuracy using Sun over Sun with a mercury artificial horizon?David C18 Jul 2016, 21:31
Re: Loss of accuracy using Sun over Sun with a mercury artificial horizon?Fred Hebard19 Jul 2016, 01:12
Re: Loss of accuracy using Sun over Sun with a mercury artificial horizon?Bob Goethe19 Jul 2016, 01:20
Nautical AlmanacMike Burkes19 Jul 2016, 02:08
Re: Loss of accuracy using Sun over Sun with a mercury artificial horizon?David C19 Jul 2016, 02:27
Re: Loss of accuracy using Sun over Sun with a mercury artificial horizon?David C19 Jul 2016, 03:26
Re: Nautical AlmanacJohn D. Howard19 Jul 2016, 03:27
Re: Nautical AlmanacStan K19 Jul 2016, 03:31
HO 211 with Sadler methodPaul Hirose19 Jul 2016, 05:17
Re: Loss of accuracy using Sun over Sun with a mercury artificial horizon?Geoffrey Kolbe19 Jul 2016, 06:00
Re: Loss of accuracy using Sun over Sun with a mercury artificial horizon?Peter Monta19 Jul 2016, 06:47
Re: Nautical AlmanacRobert Pearson19 Jul 2016, 08:26
Re: Nautical AlmanacAntoine Couëtte19 Jul 2016, 12:19
Re: Nautical AlmanacGerman Diaz19 Jul 2016, 13:48
Re: Nautical AlmanacMike Burkes19 Jul 2016, 15:38
60° Pendulum AstrolabePhil Sadler19 Jul 2016, 16:38
Re: Nautical AlmanacStan K19 Jul 2016, 16:45
Re: Nautical AlmanacMike Burkes19 Jul 2016, 17:01
Re: Nautical AlmanacStan K19 Jul 2016, 17:07
Sextant accuracy and possibility of future improvementFrancis Upchurch19 Jul 2016, 18:08
Lost 19th Century Whaling Fleet Found Off Alaska's Arctic CoastEd Popko19 Jul 2016, 18:26
Re: Sextant accuracy and possibility of future improvementBrad Morris19 Jul 2016, 18:39
Re: And even more celestial-in-case-GPS-goes-down sillinessLu Abel19 Jul 2016, 18:43
Re: Sextant accuracy and possibility of future improvementFrank Reed19 Jul 2016, 19:12
Re: Sextant accuracy and possibility of future improvementRobert Eno19 Jul 2016, 19:32
Re: Sextant accuracy and possibility of future improvementLu Abel19 Jul 2016, 19:55
Re: Horizontal Sextant Angle ExerciseGreg Rudzinski19 Jul 2016, 20:14
Re: And even more celestial-in-case-GPS-goes-down sillinessRommel John Miller19 Jul 2016, 20:21
Re: Sextant accuracy and possibility of future improvementDon Seltzer19 Jul 2016, 20:22
Re: And even more celestial-in-case-GPS-goes-down sillinessDavid Pike19 Jul 2016, 20:39
Re: DSLR Camera CN with 28 mm LensGreg Rudzinski19 Jul 2016, 20:44
Re: Poll: Beetlejuice or BettlegherzNorm Goldblatt19 Jul 2016, 22:26
Re: Sextant accuracy and possibility of future improvementFrank Reed19 Jul 2016, 22:28
Re: And even more celestial-in-case-GPS-goes-down sillinessTom Sult19 Jul 2016, 23:44
Re: Nautical AlmanacMike Burkes20 Jul 2016, 01:03
Re: Nautical AlmanacStan K20 Jul 2016, 01:32
Re: Sextant accuracy and possibility of future improvementBrad Morris20 Jul 2016, 02:20
Re: HO 211 with Sadler methodRobert VanderPol II20 Jul 2016, 04:08
Re: Sextant accuracy and possibility of future improvementPaul Dolkas20 Jul 2016, 04:15
Re: Nautical AlmanacAndrés Ruiz20 Jul 2016, 06:41
Re: Horizontal Sextant Angle ExerciseAndrés Ruiz20 Jul 2016, 09:30
Re: Sextant accuracy and possibility of future improvementJohn D. Howard20 Jul 2016, 12:26
Re: Sextant accuracy and possibility of future improvementDon Seltzer20 Jul 2016, 15:15
Re: Sextant accuracy and possibility of future improvementBrad Morris20 Jul 2016, 15:58
Re: And even more celestial-in-case-GPS-goes-down sillinessMark Coady20 Jul 2016, 17:25
Re: Sextant accuracy and possibility of future improvementFrancis Upchurch20 Jul 2016, 18:27
Re: And even more celestial-in-case-GPS-goes-down sillinessEd Popko20 Jul 2016, 18:43
Re: Sextant accuracy and possibility of future improvementJohn D. Howard20 Jul 2016, 18:52
Re: 60° Pendulum AstrolabeFrank Reed20 Jul 2016, 19:42
Re: 60° Pendulum AstrolabePeter Monta20 Jul 2016, 21:10
Re: Sextant accuracy and possibility of future improvementBob Goethe20 Jul 2016, 21:18
Re: Sextant accuracy and possibility of future improvementFrank Reed20 Jul 2016, 22:24
Daytime Photograph of a StarBob Goethe21 Jul 2016, 02:29
Re: 60° Pendulum AstrolabeNoell Wilson21 Jul 2016, 02:48
Re: Sextant accuracy and possibility of future improvementPaul Dolkas21 Jul 2016, 03:59
Re: Sextant accuracy and possibility of future improvementPaul Dolkas21 Jul 2016, 04:28
Re: Sextant accuracy and possibility of future improvementSean C21 Jul 2016, 05:28
Re: 60° Pendulum AstrolabeSean C21 Jul 2016, 05:31
Re: 60° Pendulum AstrolabePaul Hirose21 Jul 2016, 09:18
Re: And even more celestial-in-case-GPS-goes-down sillinessRandall Morrow21 Jul 2016, 13:21
Re: Sextant accuracy and possibility of future improvementPhilip Lange21 Jul 2016, 14:00
Re: 60° Pendulum AstrolabeMark Coady21 Jul 2016, 17:20
Re: Sextant accuracy and possibility of future improvementRobert Eno21 Jul 2016, 17:27
Re: Sextant accuracy and possibility of future improvementLu Abel21 Jul 2016, 17:27
Re: And even more celestial-in-case-GPS-goes-down sillinessAlan S21 Jul 2016, 17:29
Re: Sextant accuracy and possibility of future improvementPhilip Lange21 Jul 2016, 17:57
Re: Sextant accuracy and possibility of future improvementLu Abel21 Jul 2016, 18:03
Re: Sextant accuracy and possibility of future improvementLu Abel21 Jul 2016, 18:26
Re: Sextant accuracy and possibility of future improvementDavid Pike21 Jul 2016, 18:52
Re: Sextant accuracy and possibility of future improvementBob Goethe21 Jul 2016, 19:24
Re: Daytime Photograph of a StarFrank Reed21 Jul 2016, 20:32
Re: Sextant accuracy and possibility of future improvementDon Seltzer21 Jul 2016, 20:45
Re: Sextant accuracy and possibility of future improvementJohn D. Howard21 Jul 2016, 21:14
ADMIN: Send good wishes to RJMFrank Reed21 Jul 2016, 22:50
Re: 60° Pendulum AstrolabeG Becker21 Jul 2016, 23:37
Re: Sextant accuracy and possibility of future improvementDavid C22 Jul 2016, 03:48
Re: Sextant accuracy and possibility of future improvementPaul Dolkas22 Jul 2016, 05:07
Re: 60° Pendulum AstrolabeGeoffrey Kolbe22 Jul 2016, 05:54
Re: 60° Pendulum AstrolabeMark Coady22 Jul 2016, 13:04
Re: Sextant accuracy and possibility of future improvementRobert VanderPol II23 Jul 2016, 02:05
Telescope for a 9 year old?Steve E. Bryant23 Jul 2016, 03:41
Re: 60° Pendulum AstrolabeRobert VanderPol II23 Jul 2016, 03:58
Re: HO 211 with Sadler methodPaul Hirose23 Jul 2016, 04:34
Re: Telescope for a 9 year old?David Pike23 Jul 2016, 08:06
Re: Sextant accuracy and possibility of future improvementBob Goethe23 Jul 2016, 10:43
Re: Telescope for a 9 year old?Tom Sult23 Jul 2016, 13:03
Re: Telescope for a 9 year old?Steve E. Bryant23 Jul 2016, 14:25
Re: Telescope for a 9 year old?John D. Howard23 Jul 2016, 14:32
Re: Telescope for a 9 year old?Don E. Bray23 Jul 2016, 14:58
Re: Telescope for a 9 year old?Paul Saffo23 Jul 2016, 21:54
40+ year ambition achievedDavid C24 Jul 2016, 05:43
Skywatcher QuizzAntoine Couëtte24 Jul 2016, 12:13
Re: DSLR Camera CN with 28 mm LensAntoine Couëtte24 Jul 2016, 12:18
Re: DSLR Camera CN with 28 mm LensGreg Rudzinski24 Jul 2016, 18:55
Re: HO 211 with Sadler methodAntoine Couëtte24 Jul 2016, 20:33
Re: Sextant RepairsMark Miller24 Jul 2016, 21:35
Re: Skywatcher QuizzGreg Rudzinski24 Jul 2016, 22:11
Re: Skywatcher QuizzNorm Goldblatt24 Jul 2016, 23:10
Re: Skywatcher QuizzNorm Goldblatt24 Jul 2016, 23:14
Re: Skywatcher QuizzStan K25 Jul 2016, 03:10
Re: Sextant RepairsKen Gebhart25 Jul 2016, 04:09
Re: Sextant accuracy and possibility of future improvementPaul Dolkas25 Jul 2016, 04:23
Re: 40+ year ambition achievedDavid C25 Jul 2016, 05:16
Re: Skywatcher QuizzAntoine Couëtte25 Jul 2016, 05:17
Re: Sextant RepairsLu Abel25 Jul 2016, 05:35
Re: Skywatcher QuizzFrank Reed25 Jul 2016, 06:26
Re: Sextant accuracy and possibility of future improvementBill Lionheart25 Jul 2016, 06:33
Re: Sextant RepairsBrad Morris25 Jul 2016, 14:20
Re: Sextant RepairsGreg Rudzinski25 Jul 2016, 15:48
Re: Sextant RepairsNoell Wilson25 Jul 2016, 17:40
Re: Sextant RepairsNoell Wilson25 Jul 2016, 17:44
Re: 40+ year ambition achievedDavid C25 Jul 2016, 23:24
1984 Bowditch questionStan K25 Jul 2016, 23:41
Re: 1984 Bowditch questionRobert VanderPol II25 Jul 2016, 23:45
Re: 1984 Bowditch questionStan K26 Jul 2016, 00:09
Re: 1984 Bowditch questionFrank Reed26 Jul 2016, 00:45
Re: 1984 Bowditch questionFrank Reed26 Jul 2016, 00:53
Re: 1984 Bowditch questionStan K26 Jul 2016, 02:25
Re: HO 211 with Sadler methodRobert VanderPol II26 Jul 2016, 05:17
Re: Sextant accuracy and possibility of future improvementGary LaPook26 Jul 2016, 05:58
Re: 1984 Bowditch questionMark Coady26 Jul 2016, 12:38
Re: 1984 Bowditch questionRobin Stuart26 Jul 2016, 14:07
Practice Horizon BubbleCharles McElhill26 Jul 2016, 15:43
1850s Metal Sextant - Hard to read the scalesGraham England26 Jul 2016, 17:21
Re: 1984 Bowditch questionStan K26 Jul 2016, 17:26
Re: 1984 Bowditch questionStan K26 Jul 2016, 17:44
Celestial Navigation Noon Sight Example - VideoGraham England26 Jul 2016, 17:59
Re: Practice Horizon BubbleRommel John Miller26 Jul 2016, 18:21
Re: Practice Horizon BubbleStan K26 Jul 2016, 18:32
Re: 1850s Metal Sextant - Hard to read the scalesStan K26 Jul 2016, 18:38
Re: Practice Horizon BubbleBrad Morris26 Jul 2016, 18:47
Re: 1850s Metal Sextant - Hard to read the scalesBrad Morris26 Jul 2016, 18:50
Re: 1850s Metal Sextant - Hard to read the scalesGraham England26 Jul 2016, 19:13
Re: 1850s Metal Sextant - Hard to read the scalesHenry Halboth26 Jul 2016, 19:59
Re: HO 211 with Sadler methodPaul Hirose26 Jul 2016, 20:05
Re: Celestial Navigation Noon Sight Example - VideoFrank Reed26 Jul 2016, 20:51
Re: 1850s Metal Sextant - Hard to read the scalesDavid C26 Jul 2016, 21:37
Re: Celestial Navigation Noon Sight Example - VideoBill B26 Jul 2016, 21:51
Re: 1984 Bowditch questionMark Coady26 Jul 2016, 21:54
Re: 1984 Bowditch questionFrank Reed26 Jul 2016, 22:32
Re: Practice Horizon BubbleBill B26 Jul 2016, 22:54
Re: Celestial Navigation Noon Sight Example - VideoGraham England26 Jul 2016, 23:17
Re: 1850s Metal Sextant - Hard to read the scalesGraham England26 Jul 2016, 23:22
Re: HO 211 with Sadler methodRobert VanderPol II26 Jul 2016, 23:35
Re: 1984 Bowditch questionGary LaPook27 Jul 2016, 00:04
Re: HO 211 with Sadler methodGreg Rudzinski27 Jul 2016, 00:56
Re: HO 211 with Sadler methodGreg Rudzinski27 Jul 2016, 01:15
Re: 1984 Bowditch questionStan K27 Jul 2016, 01:26
Re: HO 211 with Sadler methodStan K27 Jul 2016, 01:33
Re: HO 211 with Sadler methodGreg Rudzinski27 Jul 2016, 02:03
Re: HO 211 with Sadler methodJohn D. Howard27 Jul 2016, 03:44
Re: HO 211 with Sadler methodGary LaPook27 Jul 2016, 03:53
Re: HO 211 with Sadler methodStan K27 Jul 2016, 05:17
Re: HO 211 with Sadler methodGary LaPook27 Jul 2016, 09:55
Re: HO 211 with Sadler methodStan K27 Jul 2016, 11:44
Re: HO 211 with Sadler methodJohn D. Howard27 Jul 2016, 13:43
Re: HO 211 with Sadler methodGreg Rudzinski27 Jul 2016, 15:01
Setting a course when sailing into the wind.Graham England27 Jul 2016, 15:55
Re: HO 211 with Sadler methodJohn D. Howard27 Jul 2016, 16:39
Re: 1984 Bowditch questionRobin Stuart27 Jul 2016, 17:13
Re: Setting a course when sailing into the wind.Greg Rudzinski27 Jul 2016, 17:29
Re: HO 211 with Sadler methodHewitt Schlereth27 Jul 2016, 18:04
Re: HO 211 with Sadler methodStan K27 Jul 2016, 18:04
Re: HO 211 with Sadler methodStan K27 Jul 2016, 18:10
Re: HO 211 with Sadler methodGary LaPook27 Jul 2016, 18:35
Re: HO 211 with Sadler methodGary LaPook27 Jul 2016, 18:38
Re: 1984 Bowditch questionStan K27 Jul 2016, 18:43
Re: Setting a course when sailing into the wind.Hewitt Schlereth27 Jul 2016, 19:24
Re: Setting a course when sailing into the wind.Bill B27 Jul 2016, 19:33
Re: Setting a course when sailing into the wind.Bill B27 Jul 2016, 19:38
Re: HO 211 with Sadler methodJohn D. Howard27 Jul 2016, 19:39
Re: 1984 Bowditch questionFrank Reed27 Jul 2016, 19:48
ADMIN: receiving NavList messages via AOL emailFrank Reed27 Jul 2016, 20:00
Re: ADMIN: receiving NavList messages via AOL emailStan K27 Jul 2016, 20:28
Re: HO 211 with Sadler methodStan K27 Jul 2016, 20:31
Re: 1984 Bowditch questionStan K27 Jul 2016, 21:52
Re: HO 211 with Sadler methodHewitt Schlereth27 Jul 2016, 23:16
Re: Setting a course when sailing into the wind.Bob Goethe28 Jul 2016, 00:51
Re: Setting a course when sailing into the wind.Frank Reed28 Jul 2016, 01:06
Re: Setting a course when sailing into the wind.Bill B28 Jul 2016, 02:15
Re: Setting a course when sailing into the wind.Bill B28 Jul 2016, 02:51
Re: 1984 Bowditch questionRon Jones28 Jul 2016, 02:57
Re: Setting a course when sailing into the wind.Graham England28 Jul 2016, 14:30
Re: Setting a course when sailing into the wind.Don Seltzer28 Jul 2016, 14:56
Re: Setting a course when sailing into the wind.Greg Rudzinski28 Jul 2016, 15:17
Re: Practice Horizon BubbleCharles McElhill28 Jul 2016, 15:36
Re: Practice Horizon BubbleCharles McElhill28 Jul 2016, 15:39
Re: Practice Horizon BubbleCharles McElhill28 Jul 2016, 15:51
Re: Setting a course when sailing into the wind.Peter Smith28 Jul 2016, 16:26
Re: Setting a course when sailing into the wind.Lu Abel28 Jul 2016, 17:26
The mathematics of tacking downwindBob Goethe28 Jul 2016, 17:37
Re: Setting a course when sailing into the wind.David Pike28 Jul 2016, 19:19
Re: Setting a course when sailing into the wind.Don Seltzer28 Jul 2016, 21:12
Re: Practice Horizon BubbleBrad Morris29 Jul 2016, 04:39
Re: Practice Horizon BubbleBrad Morris29 Jul 2016, 06:01
Re: Setting a course when sailing into the wind.David Pike29 Jul 2016, 07:08
Re: The mathematics of tacking downwindGary LaPook29 Jul 2016, 08:57
Re: Practice Horizon BubbleGary LaPook29 Jul 2016, 09:28
Re: Practice Horizon BubbleGary LaPook29 Jul 2016, 09:31
Re: Setting a course when sailing into the wind.Don Seltzer29 Jul 2016, 11:55
Re: The mathematics of tacking downwindBob Goethe29 Jul 2016, 14:08
CelNav in practice: a contemporary examplePeter Hakel29 Jul 2016, 17:01
Re: The mathematics of tacking downwindHewitt Schlereth29 Jul 2016, 17:09
Re: The mathematics of tacking downwindFrancis Upchurch29 Jul 2016, 18:24
Re: The mathematics of tacking downwindBob Goethe29 Jul 2016, 18:32
Daytime Photographs of Aldebaran and SiriusBob Goethe29 Jul 2016, 18:48
Re: The mathematics of tacking downwindBill B29 Jul 2016, 19:00
Australia's position recalibratedBob Goethe29 Jul 2016, 19:12
Re: HO 211 with Sadler methodDavid C29 Jul 2016, 22:36
Re: HO 211 with Sadler methodFrank Reed29 Jul 2016, 23:03
Re: HO 211 with Sadler methodDavid C29 Jul 2016, 23:17
Re: The mathematics of tacking downwindGary LaPook29 Jul 2016, 23:28
Re: HO 211 with Sadler methodFrank Reed29 Jul 2016, 23:35
Re: The mathematics of tacking downwindStephen N.G. Davies30 Jul 2016, 04:34
Re: The mathematics of tacking downwindFrancis Upchurch30 Jul 2016, 06:36
Re: The mathematics of tacking downwindMichael Bradley30 Jul 2016, 16:48
Re: The mathematics of tacking downwindBill B30 Jul 2016, 19:25
Re: Poll: Beetlejuice or BettlegherzFrank Reed30 Jul 2016, 23:31
Re: Daytime Photographs of Aldebaran and SiriusFrank Reed31 Jul 2016, 00:00
Re: Practice Horizon BubbleFrank Reed31 Jul 2016, 00:04
Re: Daytime Photographs of Aldebaran and SiriusBob Goethe31 Jul 2016, 01:47
What are the impacts created by Vagaries of refractionMark Coady31 Jul 2016, 03:00
Re: Poll: Beetlejuice or BettlegherzSean C31 Jul 2016, 09:25
Working Model MHR1 SlideruleRobin Stuart31 Jul 2016, 15:35
Re: Working Model MHR1 SlideruleGary LaPook31 Jul 2016, 16:41
Re: Daytime Photographs of Aldebaran and SiriusFrank Reed31 Jul 2016, 19:42
Re: Poll: Beetlejuice or BettlegherzFrank Reed31 Jul 2016, 20:00
Re: Poll: Beetlejuice or BettlegherzFrank Reed31 Jul 2016, 20:13
Re: Daytime Photographs of Aldebaran and SiriusFrank Reed31 Jul 2016, 21:55
Re: Practice Horizon BubbleRandall Morrow1 Aug 2016, 00:12
Re: Working Model MHR1 SlideruleBrad Morris1 Aug 2016, 02:36
Re: Working Model MHR1 SlideruleRobin Stuart1 Aug 2016, 14:44
Re: Daytime Photographs of Aldebaran and SiriusBob Goethe1 Aug 2016, 16:42
Visibility range of cloudsFrank Reed1 Aug 2016, 18:12
Cannot focus sextant telescopesDavid C2 Aug 2016, 03:14
Re: Working Model MHR1 SlideruleAlan S2 Aug 2016, 03:16
Re: Working Model MHR1 SlideruleBrad Morris2 Aug 2016, 04:50
Museo Naval, MadridEd Popko2 Aug 2016, 13:19
Re: Working Model MHR1 SlideruleRobin Stuart2 Aug 2016, 13:24
Re: Cannot focus sextant telescopesStan K2 Aug 2016, 13:41
Re: Working Model MHR1 SlideruleAndrew Nikitin2 Aug 2016, 13:42
Re: Practice Horizon BubbleCharles McElhill2 Aug 2016, 15:26
Re: Practice Horizon BubbleCharles McElhill2 Aug 2016, 15:41
Re: Museo Naval, MadridBruce J. Pennino2 Aug 2016, 15:43
Re: Museo Naval, MadridJackson McDonald2 Aug 2016, 16:32
Re: What are the impacts created by Vagaries of refractionFrank Reed2 Aug 2016, 17:01
Re: Working Model MHR1 SlideruleRobin Stuart2 Aug 2016, 17:08
Fast analysis of backyard lunarsFrank Reed2 Aug 2016, 17:16
Re: Cannot focus sextant telescopesGeoffrey Kolbe2 Aug 2016, 17:19
Re: Museo Naval, MadridEd Popko2 Aug 2016, 17:54
Re: Museo Naval, MadridRommel John Miller2 Aug 2016, 18:39
Re: Cannot focus sextant telescopesStephen Wawrzyniec2 Aug 2016, 20:35
Re: Cannot focus sextant telescopesBill Morris2 Aug 2016, 21:38
Re: Cannot focus sextant telescopesDavid C2 Aug 2016, 21:52
Re: Cannot focus sextant telescopesDavid C2 Aug 2016, 22:42
Were Short methods really Short?David C2 Aug 2016, 23:22
Re: Cannot focus sextant telescopesBill Morris3 Aug 2016, 02:41
Re: Cannot focus sextant telescopesBill Morris3 Aug 2016, 02:52
Re: Museo Naval, MadridGary LaPook3 Aug 2016, 03:33
Re: Museo Naval, MadridGary LaPook3 Aug 2016, 03:35
Re: Were Short methods really Short?Gary LaPook3 Aug 2016, 04:14
Re: Museo Naval, MadridAndrés Ruiz3 Aug 2016, 08:19
Re: Were Short methods really Short?John D. Howard3 Aug 2016, 16:43
Re: Were Short methods really Short?Mark Coady3 Aug 2016, 17:46
Re: Were Short methods really Short?Greg Rudzinski3 Aug 2016, 21:22
Re: Museo Naval, MadridBruce J. Pennino3 Aug 2016, 22:12
Re: Were Short methods really Short?Greg Rudzinski4 Aug 2016, 01:27
Re: Were Short methods really Short?David C4 Aug 2016, 02:41
Re: What are the impacts created by Vagaries of refractionMark Coady4 Aug 2016, 02:47
Re: Were Short methods really Short?David C4 Aug 2016, 03:15
Re: Were Short methods really Short?Brad Morris4 Aug 2016, 04:06
Re: Cannot focus sextant telescopesDavid C4 Aug 2016, 04:42
Re: Were Short methods really Short?Greg Rudzinski4 Aug 2016, 04:51
Re: Were Short methods really Short?Gary LaPook4 Aug 2016, 07:09
Re: Were Short methods really Short?Gary LaPook4 Aug 2016, 07:43
Capella - Betelgeuse - CanopusAntoine Couëtte4 Aug 2016, 10:15
Re: Were Short methods really Short?Greg Rudzinski4 Aug 2016, 12:34
Re: Were Short methods really Short?Stan K4 Aug 2016, 13:34
Comments on Bygrave/MHR1 calculationsRobin Stuart4 Aug 2016, 19:55
Katherine JohnsonNoell Wilson4 Aug 2016, 22:19
Re: Were Short methods really Short?David C5 Aug 2016, 00:19
Re: Were Short methods really Short?Stan K5 Aug 2016, 01:27
Re: Windows lunar distance program v. 4.0.2.0Paul Hirose5 Aug 2016, 05:29
Re: Comments on Bygrave/MHR1 calculationsGary LaPook5 Aug 2016, 07:43
Re: Comments on Bygrave/MHR1 calculationsGary LaPook5 Aug 2016, 07:46
Re: Windows lunar distance program v. 4.0.2.0Dave Walden5 Aug 2016, 13:32
1947 Navigation lesson shipboardDon Seltzer5 Aug 2016, 20:36
Re: Were Short methods really Short?David C5 Aug 2016, 23:24
Re: 1947 Navigation lesson shipboardHenry Halboth5 Aug 2016, 23:36
Re: Were Short methods really Short?David C6 Aug 2016, 02:12
Re: Were Short methods really Short?Greg Rudzinski6 Aug 2016, 03:20
Re: Were Short methods really Short?Gary LaPook6 Aug 2016, 03:56
Re: Were Short methods really Short?Greg Rudzinski6 Aug 2016, 04:06
Re: 1947 Navigation lesson shipboardEd Popko6 Aug 2016, 10:14
Re: Capella - Betelgeuse - CanopusPaul Bedel6 Aug 2016, 12:55
Re: Comments on Bygrave/MHR1 calculationsRobin Stuart6 Aug 2016, 13:30
Cloudy Weather Johnson - Web SiteDavid C7 Aug 2016, 04:51
Re: 1947 Navigation lesson shipboardGeoffrey Kolbe7 Aug 2016, 06:20
Re: Capella - Betelgeuse - CanopusAntoine Couëtte7 Aug 2016, 06:46
Re: 1947 Navigation lesson shipboardEd Popko7 Aug 2016, 11:40
Re: Capella - Betelgeuse - CanopusGreg Rudzinski7 Aug 2016, 19:23
Re: 1947 Navigation lesson shipboardFrank Reed7 Aug 2016, 20:25
Re: Capella - Betelgeuse - CanopusAntoine Couëtte7 Aug 2016, 21:32
Re: Daytime Photographs of Aldebaran and SiriusPeter Monta7 Aug 2016, 22:29
Re: Were Short methods really Short?Stan K7 Aug 2016, 23:12
Re: Were Short methods really Short?Stan K8 Aug 2016, 00:03
Re: Cloudy Weather Johnson - Web SiteHenry Halboth8 Aug 2016, 02:18
Re: Capella - Betelgeuse - CanopusPaul Hirose8 Aug 2016, 06:05
Re: Comments on Bygrave/MHR1 calculationsGary LaPook8 Aug 2016, 08:44
Re: Comments on Bygrave/MHR1 calculationsRobin Stuart8 Aug 2016, 13:45
Re: Were Short methods really Short?Stan K8 Aug 2016, 14:40
Re: Comments on Bygrave/MHR1 calculationsRobin Stuart8 Aug 2016, 15:45
Re: Comments on Bygrave/MHR1 calculationsGary LaPook8 Aug 2016, 18:48
Re: Comments on Bygrave/MHR1 calculationsGary LaPook8 Aug 2016, 18:51
GPS jamming concernsGary LaPook8 Aug 2016, 19:33
Re: GPS jamming concernsRommel John Miller8 Aug 2016, 19:48
Re: GPS jamming concernsFrank Reed8 Aug 2016, 20:40
Re: GPS jamming concernsFrank Reed8 Aug 2016, 20:56
Re: GPS jamming concernsRommel John Miller8 Aug 2016, 22:00
Re: Capella - Betelgeuse - CanopusAntoine Couëtte9 Aug 2016, 00:05
Re: GPS jamming concernsAndrew Nikitin9 Aug 2016, 12:15
Re: GPS jamming concernsRichard B. Langley9 Aug 2016, 12:28
Re: GPS jamming concernsEd Popko9 Aug 2016, 15:35
Re: GPS jamming concernsBrad Morris9 Aug 2016, 17:07
Re: GPS jamming concernsMark Coady9 Aug 2016, 17:26
Re: Capella - Betelgeuse - CanopusGreg Rudzinski9 Aug 2016, 17:32
Re: GPS jamming concernsGary LaPook9 Aug 2016, 17:56
Re: GPS jamming concernsGary LaPook9 Aug 2016, 17:59
Re: GPS jamming concernsBob Goethe9 Aug 2016, 18:15
Re: GPS jamming concernsLu Abel9 Aug 2016, 19:48
Re: GPS jamming concernsFrank Reed9 Aug 2016, 19:50
Re: GPS jamming concernsAlan S9 Aug 2016, 20:04
Re: GPS jamming concernsMark Coady9 Aug 2016, 20:07
Re: GPS jamming concernsBob Goethe9 Aug 2016, 20:47
Re: GPS jamming concernsGary LaPook9 Aug 2016, 21:06
Re: GPS jamming concernsLu Abel9 Aug 2016, 21:39
Re: GPS jamming concernsLu Abel9 Aug 2016, 21:57
Re: GPS jamming concernsRommel John Miller9 Aug 2016, 22:09
Re: GPS jamming concernsAndrew Nikitin9 Aug 2016, 22:51
Navy wig wagDave Walden10 Aug 2016, 01:30
Re: Navy wig wagDave Walden10 Aug 2016, 01:34
Re: GPS jamming concernsLu Abel10 Aug 2016, 01:43
Re: GPS jamming concernsDavid C10 Aug 2016, 02:35
Re: Navy wig wagDavid C10 Aug 2016, 04:25
Re: Navy wig wagLu Abel10 Aug 2016, 05:59
Re: GPS jamming concernsGary LaPook10 Aug 2016, 06:08
Re: Navy wig wagGary LaPook10 Aug 2016, 07:08
Re: GPS jamming concernsDavid C10 Aug 2016, 07:16
New book on GPSDavid Barrie10 Aug 2016, 09:07
Sextant InformationMarlene Timm10 Aug 2016, 11:31
Re: GPS jamming concernsTom Sult10 Aug 2016, 13:54
Re: GPS jamming concernsLu Abel10 Aug 2016, 14:57
Re: GPS jamming concernsRommel John Miller10 Aug 2016, 16:50
Re: GPS jamming concernsMark Coady10 Aug 2016, 17:15
Re: Sextant InformationFrank Reed10 Aug 2016, 17:29
Re: GPS jamming concernsBob Goethe10 Aug 2016, 19:04
Re: Sextant InformationDave Walden10 Aug 2016, 19:17
Re: GPS jamming concernsDon Seltzer10 Aug 2016, 21:27
Re: GPS jamming concernsRobert VanderPol II10 Aug 2016, 21:43
Re: GPS jamming concernsJohn D. Howard10 Aug 2016, 21:46
Re: William Bligh's navigation and mappingRommel John Miller10 Aug 2016, 21:50
Re: GPS jamming concernsBob Goethe10 Aug 2016, 22:41
Re: GPS jamming concernsFrank Reed10 Aug 2016, 22:41
Re: William Bligh's navigation and mappingGreg Rudzinski10 Aug 2016, 23:52
Re: GPS jamming concernsTom Sult11 Aug 2016, 00:25
Re: William Bligh's navigation and mappingDon Seltzer11 Aug 2016, 01:28
Re: GPS jamming concernsMark Coady11 Aug 2016, 02:05
Re: GPS jamming concernsLu Abel11 Aug 2016, 02:14
Re: William Bligh's navigation and mappingDon Seltzer11 Aug 2016, 11:21
Re: Sextant InformationJean-Philippe Planas11 Aug 2016, 12:06
Re: William Bligh's navigation and mappingGreg Rudzinski11 Aug 2016, 15:16
Re: Comments on Bygrave/MHR1 calculationsRobin Stuart11 Aug 2016, 15:40
Re: GPS jamming concernsBob Goethe11 Aug 2016, 15:43
Re: GPS jamming concernsRobert Wyatt11 Aug 2016, 19:29
Re: Navy wig wagGary LaPook11 Aug 2016, 21:45
Re: GPS jamming concernsBob Goethe11 Aug 2016, 21:51
Re: Comments on Bygrave/MHR1 calculationsGary LaPook11 Aug 2016, 21:58
More bluster for the Year of StupidFrank Reed11 Aug 2016, 22:14
Re: More bluster for the Year of StupidStephen Wawrzyniec11 Aug 2016, 22:28
Re: GPS jamming concernsGary LaPook11 Aug 2016, 22:49
Re: GPS jamming concernsTom Sult11 Aug 2016, 23:22
Re: William Bligh's navigation and mappingBrad Morris11 Aug 2016, 23:29
Re: William Bligh's navigation and mappingRommel John Miller12 Aug 2016, 00:17
Re: More bluster for the Year of StupidGary LaPook12 Aug 2016, 00:33
Re: More bluster for the Year of StupidGary LaPook12 Aug 2016, 00:39
Re: William Bligh's navigation and mappingDon Seltzer12 Aug 2016, 02:21
Re: More bluster for the Year of StupidDavid Pike12 Aug 2016, 07:18
Re: GPS jamming concernsEd Popko12 Aug 2016, 10:53
Re: More bluster for the Year of StupidEd Popko12 Aug 2016, 12:29
Re: More bluster for the Year of StupidGary LaPook12 Aug 2016, 16:54
Re: William Bligh's navigation and mappingHenry Halboth12 Aug 2016, 17:51
Re: More bluster for the Year of StupidJohn D. Howard12 Aug 2016, 18:17
Classic Ageton two page tableDavid C12 Aug 2016, 23:45
Re: More bluster for the Year of StupidMark Coady13 Aug 2016, 02:17
WGS 84 and BVI ChartsBob Goethe13 Aug 2016, 15:43
DR Errors and usable LOPsBob Goethe13 Aug 2016, 15:56
Re: GPS jamming concernsIan Gifford13 Aug 2016, 16:07
Re: William Bligh's navigation and mappingDon Seltzer13 Aug 2016, 16:51
Re: Classic Ageton two page tableGreg Rudzinski13 Aug 2016, 18:00
Re: WGS 84 and BVI ChartsBob Goethe13 Aug 2016, 21:53
Re: WGS 84 and BVI ChartsGary LaPook13 Aug 2016, 23:20
That's really niceJoe Lynch14 Aug 2016, 02:33
Graphic tablesAndrew Nikitin15 Aug 2016, 12:50
Re: Graphic tablesMichael Bradley15 Aug 2016, 22:37
Re: WGS 84 and BVI ChartsFrank Reed16 Aug 2016, 06:20
Re: WGS 84 and BVI ChartsGary LaPook16 Aug 2016, 07:56
Re: WGS 84 and BVI ChartsFrank Reed16 Aug 2016, 13:39
Latitude by midnight sunBob Miorelli16 Aug 2016, 14:49
My SpyCast interview about GPSRichard Easton16 Aug 2016, 15:16
Re: Latitude by midnight sunBrad Morris16 Aug 2016, 15:27
Re: WGS 84 and BVI ChartsGary LaPook16 Aug 2016, 17:14
Re: WGS 84 and BVI ChartsBob Goethe16 Aug 2016, 18:11
Re: Latitude by midnight sunDavid Pike16 Aug 2016, 18:23
Re: Latitude by midnight sunDon Seltzer16 Aug 2016, 19:03
Reconditioned Bausch and Lomb A8-A Bubble Sextant F. S.Robert Swartz16 Aug 2016, 20:27
Re: Graphic tablesGreg Rudzinski16 Aug 2016, 20:41
Re: Latitude by midnight sunHerbert Prinz17 Aug 2016, 13:08
Re: Latitude by midnight sunFrank Reed17 Aug 2016, 15:22
Repair of Bubble HorizonPeter Thorner17 Aug 2016, 18:00
Historical charts and mappingFrank Reed17 Aug 2016, 19:02
Re: Historical charts and mappingHewitt Schlereth17 Aug 2016, 19:56
Re: Graphic tablesMichael Bradley17 Aug 2016, 20:05
Re: Historical charts and mappingDon Seltzer17 Aug 2016, 20:22
Re: Historical charts and mappingFrank Reed17 Aug 2016, 22:25
Re: Historical charts and mappingBruce Cutting17 Aug 2016, 23:06
Re: Graphic tablesGreg Rudzinski18 Aug 2016, 00:09
Re: Historical charts and mappingMark Coady18 Aug 2016, 03:39
LED conversion Astra IIIBDale Bletso18 Aug 2016, 10:48
Re: LED conversion Astra IIIBMarty Lyons18 Aug 2016, 14:26
Pelorus UseMarty Lyons18 Aug 2016, 14:34
Re: Historical charts and mappingRobin Stuart18 Aug 2016, 14:38
Re: Historical charts and mappingRobert Wyatt18 Aug 2016, 14:57
Re: LED conversion Astra IIIBStan K18 Aug 2016, 14:59
Re: LED conversion Astra IIIBDale Bletso18 Aug 2016, 16:34
Re: LED conversion Astra IIIBDale Bletso18 Aug 2016, 16:39
Re: LED conversion Astra IIIBBrad Morris18 Aug 2016, 17:50
Re: LED conversion Astra IIIBBruce Cutting18 Aug 2016, 18:13
Re: Historical charts and mappingFrank Reed18 Aug 2016, 19:00
Re: LED conversion Astra IIIBStephen Wawrzyniec18 Aug 2016, 19:56
Re: Graphic tablesGreg Rudzinski18 Aug 2016, 20:16
Re: LED conversion Astra IIIBBill B18 Aug 2016, 20:39
Re: Historical charts and mappingDavid C18 Aug 2016, 22:47
Re: Historical charts and mappingMark Coady19 Aug 2016, 01:03
Re: Historical charts and mappingBrad Morris19 Aug 2016, 03:14
Re: LED conversion Astra IIIBRommel John Miller19 Aug 2016, 03:34
Re: LED conversion Astra IIIBPaul Dolkas19 Aug 2016, 04:35
Re: LED conversion Astra IIIBPaul Dolkas19 Aug 2016, 06:11
Re: LED conversion Astra IIIBHerman Dekker19 Aug 2016, 06:47
Re: Historical charts and mappingGary LaPook19 Aug 2016, 09:26
Re: Historical charts and mappingBruce J. Pennino19 Aug 2016, 13:48
Re: LED conversion Astra IIIBHewitt Schlereth19 Aug 2016, 17:21
Grumman AA-5David Pike19 Aug 2016, 17:57
Re: LED conversion Astra IIIBDavid Pike19 Aug 2016, 18:43
Re: Historical charts and mappingJohn D. Howard19 Aug 2016, 21:26
Re: Historical charts and mappingDavid C20 Aug 2016, 02:14
Astronomisches rechengerät arg1Billy Kenway20 Aug 2016, 12:42
1802 first edition of The New American Practical Navigator for saleEd Popko20 Aug 2016, 13:18
Compact 0.1' Natural Haversine TableGreg Rudzinski20 Aug 2016, 20:29
Re: Grumman AA-5Gary LaPook21 Aug 2016, 16:44
Re: Historical charts and mappingDavid Pike21 Aug 2016, 22:02
Re: Historical charts and mappingBrad Morris22 Aug 2016, 01:40
Mars Saturn and AntaresBill B23 Aug 2016, 06:52
Re: Mars Saturn and AntaresAntoine Couëtte23 Aug 2016, 16:12
Re: Historical charts and mappingRobin Stuart23 Aug 2016, 17:18
Setting seconds on a digital displayFrank Reed24 Aug 2016, 04:09
Re: Setting seconds on a digital displayGreg Rudzinski24 Aug 2016, 04:41
Re: Setting seconds on a digital displayPeter Monta24 Aug 2016, 11:51
Re: Setting seconds on a digital displayLuc Van den Borre24 Aug 2016, 12:53
Davis MK25 - Sticky Index ArmJames Hadley24 Aug 2016, 14:37
Re: Setting seconds on a digital displayCharles M24 Aug 2016, 16:03
Re: Setting seconds on a digital displayFrank Reed24 Aug 2016, 16:30
Re: Setting seconds on a digital displayFrank Reed24 Aug 2016, 17:00
Re: Setting seconds on a digital displayGreg Rudzinski24 Aug 2016, 18:19
Re: Mars Saturn and AntaresGreg Rudzinski24 Aug 2016, 22:57
Re: LED conversion Astra IIIBPaul Dolkas25 Aug 2016, 03:44
Brent's Double Altitude MethodDavid C25 Aug 2016, 04:41
Venus and JupiterAntoine Couëtte25 Aug 2016, 10:10
Re: LED conversion Astra IIIBHerman Dekker25 Aug 2016, 12:28
Canopus againAntoine Couëtte25 Aug 2016, 15:02
Re: LED conversion Astra IIIBJohn D. Howard25 Aug 2016, 15:56
Re: GPS jamming concernsGary LaPook25 Aug 2016, 21:36
Re: Brent's Double Altitude MethodDavid Pike25 Aug 2016, 21:39
Re: Venus and JupiterSean C25 Aug 2016, 22:23
Re: GPS jamming concernsGary LaPook26 Aug 2016, 04:20
Re: GPS jamming concernsFrank Reed26 Aug 2016, 06:42
Re: GPS jamming concernsGary LaPook26 Aug 2016, 15:52
Re: William Bligh's navigation and mappingFrank Reed26 Aug 2016, 19:01
Finding Latitude at Sea from Two Altitudes of the Sun and a Possibly Incorrect WatchDavid Pike26 Aug 2016, 19:40
Re: William Bligh's navigation and mappingDon Seltzer26 Aug 2016, 19:42
Re: Finding Latitude at Sea from Two Altitudes of the Sun and a Possibly Incorrect WatchFrank Reed26 Aug 2016, 20:20
Re: William Bligh's navigation and mappingDavid Pike26 Aug 2016, 20:49
Re: William Bligh's navigation and mappingDon Seltzer26 Aug 2016, 21:13
Re: Finding Latitude at Sea from Two Altitudes of the Sun and a Possibly Incorrect WatchRobin Stuart27 Aug 2016, 20:10
Re: Finding Latitude at Sea from Two Altitudes of the Sun and a Possibly Incorrect WatchDavid Pike27 Aug 2016, 21:00
A lesson in a photoFrank Reed27 Aug 2016, 21:01
Sextant pre-set for taking sun-moon lunarsEd Popko28 Aug 2016, 00:11
Re: Sextant pre-set for taking sun-moon lunarsSean C28 Aug 2016, 02:35
Re: Sextant pre-set for taking sun-moon lunarsSean C28 Aug 2016, 02:44
Current Ocean Navigator MagazineGary LaPook28 Aug 2016, 05:50
Re: Sextant pre-set for taking sun-moon lunarsFrancis Upchurch28 Aug 2016, 08:32
Re: Finding Latitude at Sea from Two Altitudes of the Sun and a Possibly Incorrect WatchDavid Pike28 Aug 2016, 09:08
Re: Mars Saturn and AntaresAntoine Couëtte28 Aug 2016, 11:11
Re: A lesson in a photoDavid Pike28 Aug 2016, 11:19
Re: Kollsman periscopic sextant mount AFNOA has 5 models of D-1James Bradley28 Aug 2016, 11:54
Re: A lesson in a photoDavid Fleming28 Aug 2016, 14:12
Re: Hughes Tables.Ducruy Jacques28 Aug 2016, 15:20
Re: A lesson in a photoFrank Reed28 Aug 2016, 17:43
Re: Sextant pre-set for taking sun-moon lunarsFrank Reed28 Aug 2016, 18:05
Re: Kollsman periscopic sextant mount AFNOA has 5 models of D-1David Pike28 Aug 2016, 19:32
Re: Sextant pre-set for taking sun-moon lunarsEd Popko28 Aug 2016, 19:41
Re: A lesson in a photoDavid Pike28 Aug 2016, 20:15
Re: Hughes Tables.Paul Bedel29 Aug 2016, 12:48
Re: Hughes Tables.Antoine Couëtte29 Aug 2016, 13:23
Re: Hughes Tables.Ducruy Jacques29 Aug 2016, 16:20
Re: Mars Saturn and AntaresBill B29 Aug 2016, 19:36
Re: A lesson in a photoFrank Reed30 Aug 2016, 02:10
Re: Mars Saturn and AntaresAntoine Couëtte30 Aug 2016, 04:05
Re: A lesson in a photoDavid Pike30 Aug 2016, 08:30
Re: A lesson in a photoDavid Pike30 Aug 2016, 10:28
Lunars: how to use the prop.log tables?Tony Oz30 Aug 2016, 11:09
Restored WWII Link A-12 Bubble Sextant F.S.Robert Swartz30 Aug 2016, 13:52
Summer readingJackson McDonald30 Aug 2016, 15:01
Re: Lunars: how to use the prop.log tables?Tony Oz30 Aug 2016, 15:36
Re: Summer readingJackson McDonald30 Aug 2016, 15:39
Re: Kollsman periscopic sextant mount AFNOA has 5 models of D-1Gary LaPook30 Aug 2016, 17:40
Re: Summer readingBob Goethe30 Aug 2016, 18:01
Re: Lunars: how to use the prop.log tables?Ed Popko30 Aug 2016, 18:13
Re: Summer readingAlan S30 Aug 2016, 18:20
Re: Lunars: how to use the prop.log tables?Tony Oz30 Aug 2016, 18:25
Re: Summer readingJackson McDonald30 Aug 2016, 18:41
Old Rare SextantWilliam Cool Kaercher30 Aug 2016, 19:09
Summer ViewingGreg Rudzinski30 Aug 2016, 20:46
Re: Summer ViewingJackson McDonald30 Aug 2016, 21:15
Re: Summer readingGreg Rudzinski30 Aug 2016, 21:54
Re: Lunars: how to use the prop.log tables?Ed Popko30 Aug 2016, 22:05
Can't remember book title or authorAlan S30 Aug 2016, 22:34
Re: Hughes Tables.Alan S30 Aug 2016, 22:47
Re: Lunars: how to use the prop.log tables?Tony Oz30 Aug 2016, 23:40
Re: Lunars: how to use the prop.log tables?Ed Popko31 Aug 2016, 00:15
Re: Summer ViewingDave Walden31 Aug 2016, 12:23
Re: Lunars: how to use the prop.log tables?Tony Oz31 Aug 2016, 16:05
Re: Summer readingJackson McDonald31 Aug 2016, 16:10
Re: Summer readingHewitt Schlereth31 Aug 2016, 16:42
Re: Summer readingBob Goethe31 Aug 2016, 16:59
Re: Lunars: how to use the prop.log tables?Frank Reed31 Aug 2016, 17:40
Re: Lunars: how to use the prop.log tables?Tony Oz31 Aug 2016, 19:15
Re: Lunars: how to use the prop.log tables?Tony Oz31 Aug 2016, 19:21
Re: Summer ViewingFrank Reed31 Aug 2016, 21:28
Re: Mars Saturn and AntaresGreg Rudzinski1 Sep 2016, 01:39
Re: Lunars: how to use the prop.log tables?Francis Upchurch1 Sep 2016, 05:27
Emergency navigation: a Cruiserfix tool.Tony Oz1 Sep 2016, 09:51
Re: Emergency navigation: a Cruiserfix tool.Bill Lionheart1 Sep 2016, 11:16
Re: Emergency navigation: a Cruiserfix tool.Francis Upchurch1 Sep 2016, 12:10
Re: Emergency navigation: a Cruiserfix tool.Tony Oz1 Sep 2016, 13:18
Re: Lunars: how to use the prop.log tables?Robin Stuart1 Sep 2016, 14:29
Re: Emergency navigation: a Cruiserfix tool.Frank Reed1 Sep 2016, 16:16
Re: Lunars: how to use the prop.log tables?Tony Oz1 Sep 2016, 16:23
Re: Mars Saturn and AntaresNorm Goldblatt1 Sep 2016, 16:30
Emergency navigation: a Nocturnal as the Local Siderial Time source.Tony Oz1 Sep 2016, 16:42
Re: Lunars: how to use the prop.log tables?Robin Stuart1 Sep 2016, 17:20
Re: Emergency navigation: a Nocturnal as the Local Siderial Time source.Frank Reed1 Sep 2016, 17:24
Re: Lunars: how to use the prop.log tables?Frank Reed1 Sep 2016, 18:03
Re: Lunars: how to use the prop.log tables?Tony Oz1 Sep 2016, 18:26
Re: Lunars: how to use the prop.log tables?Robin Stuart1 Sep 2016, 18:39
Re: Lunars: how to use the prop.log tables?Frank Reed1 Sep 2016, 18:42
Re: Lunars: how to use the prop.log tables?Robin Stuart1 Sep 2016, 19:48
Re: Lunars: how to use the prop.log tables?Tony Oz1 Sep 2016, 20:54
Re: Planisphere pour les Distances LunairesTony Oz1 Sep 2016, 22:38
Re: Lunars: how to use the prop.log tables?David Pike1 Sep 2016, 22:48
Re: Lunars: how to use the prop.log tables?David Pike1 Sep 2016, 23:01
Re: Current Ocean Navigator MagazineAndrés Ruiz2 Sep 2016, 06:09
Re: Lunars: how to use the prop.log tables?David Pike2 Sep 2016, 07:44
Re: Emergency navigation: a Nocturnal as the Local Siderial Time source.Francis Upchurch2 Sep 2016, 08:09
Re: Emergency navigation: a Nocturnal as the Local Siderial Time source.Tony Oz2 Sep 2016, 08:48
Re: Lunars: how to use the prop.log tables?Tony Oz2 Sep 2016, 08:52
Re: Lunars: how to use the prop.log tables?Andrés Ruiz2 Sep 2016, 10:18
Re: Current Ocean Navigator MagazineGreg Rudzinski2 Sep 2016, 10:52
Re: Lunars: how to use the prop.log tables?Robin Stuart2 Sep 2016, 14:41
Re: Lunars: how to use the prop.log tables?Tony Oz2 Sep 2016, 17:07
Re: Hughes Tables.Paul Bedel2 Sep 2016, 19:12
Re: Lunars: how to use the prop.log tables?David Pike2 Sep 2016, 20:07
Fifty years since Chichester set sail - SailfeedJackson McDonald2 Sep 2016, 23:34
Re: Hughes Tables.Gary LaPook3 Sep 2016, 08:06
Re: Fifty years since Chichester set sail - SailfeedSam Lyness3 Sep 2016, 14:46
Is there a way to produce Sight reduction tables for air navigationAmit Yaffe3 Sep 2016, 19:04
Re: Is there a way to produce Sight reduction tables for air navigationGary LaPook3 Sep 2016, 19:28
Re: Is there a way to produce Sight reduction tables for air navigationFrank Reed3 Sep 2016, 19:32
Re: Puzzled by Douglas Protractor InstructionsMichael Koblic3 Sep 2016, 22:32
Re: Hughes Tables.Alan S3 Sep 2016, 23:16
Re: Hughes Tables.Frank Reed4 Sep 2016, 00:26
Re: Is there a way to produce Sight reduction tables for air navigationGary LaPook4 Sep 2016, 04:56
Re: Puzzled by Douglas Protractor InstructionsGary LaPook4 Sep 2016, 05:38
Re: Is there a way to produce Sight reduction tables for air navigationDave Walden4 Sep 2016, 12:39
Re: Is there a way to produce Sight reduction tables for air navigationBruce J. Pennino4 Sep 2016, 14:46
Re: Puzzled by Douglas Protractor InstructionsDavid Pike4 Sep 2016, 16:08
Re: Is there a way to produce Sight reduction tables for air navigationGary LaPook4 Sep 2016, 18:06
Re: Puzzled by Douglas Protractor InstructionsGary LaPook4 Sep 2016, 18:29
Re: Puzzled by Douglas Protractor InstructionsDavid Pike4 Sep 2016, 19:00
Re: Hughes Tables.Paul Bedel4 Sep 2016, 19:03
Re: Puzzled by Douglas Protractor InstructionsDavid Pike4 Sep 2016, 21:58
Re: Puzzled by Douglas Protractor InstructionsDavid Pike4 Sep 2016, 22:26
Weems and Plath Celestial slide rule instructions.Francis Upchurch5 Sep 2016, 08:10
Re: Puzzled by Douglas Protractor InstructionsDavid Pike5 Sep 2016, 09:00
Re: Puzzled by Douglas Protractor InstructionsHerman Dekker5 Sep 2016, 09:27
Re: Weems and Plath Celestial slide rule instructions.Ed Popko5 Sep 2016, 09:50
Re: Puzzled by Douglas Protractor InstructionsDavid Pike5 Sep 2016, 11:22
Casio FX-300ES vs FX-300ES Plus: which one to prefer?Tony Oz6 Sep 2016, 08:52
Re: Casio FX-300ES vs FX-300ES Plus: which one to prefer?Dave Walden6 Sep 2016, 12:06
Re: Casio FX-300ES vs FX-300ES Plus: which one to prefer?Frank Reed6 Sep 2016, 19:13
Re: Casio FX-300ES vs FX-300ES Plus: which one to prefer?Hewitt Schlereth6 Sep 2016, 19:24
Re: Casio FX-300ES vs FX-300ES Plus: which one to prefer?Tony Oz6 Sep 2016, 19:45
Re: Casio FX-300ES vs FX-300ES Plus: which one to prefer?John Carbone6 Sep 2016, 20:49
Sky Map ScreensaverSean C7 Sep 2016, 01:34
Re: Puzzled by Douglas Protractor InstructionsJohn Brown7 Sep 2016, 09:24
Re: Casio FX-300ES vs FX-300ES Plus: which one to prefer?Ronald van Riet7 Sep 2016, 11:53
Re: Casio FX-300ES vs FX-300ES Plus: which one to prefer?Greg Rudzinski7 Sep 2016, 18:06
Re: Casio FX-300ES vs FX-300ES Plus: which one to prefer?Frank Reed7 Sep 2016, 18:51
Lose the war if it's cloudyFrank Reed7 Sep 2016, 19:24
Re: Lose the war if it's cloudyBob Goethe7 Sep 2016, 21:01
Re: Lose the war if it's cloudyGary LaPook7 Sep 2016, 22:01
Re: Restored WWII Link A-12 Bubble Sextant F.S.Paul Dolkas8 Sep 2016, 03:25
Dip and the refractive invariantPaul Hirose8 Sep 2016, 06:13
Re: Lose the war if it's cloudyLu Abel8 Sep 2016, 17:22
Re: Lose the war if it's cloudyBob Goethe8 Sep 2016, 18:08
Pocket haversineAndrew Nikitin8 Sep 2016, 18:19
Re: Pocket haversineGreg Rudzinski8 Sep 2016, 21:10
Re: Restored WWII Link A-12 Bubble Sextant F.S.Ken Gebhart8 Sep 2016, 21:59
Re: Restored WWII Link A-12 Bubble Sextant F.S.Paul Dolkas9 Sep 2016, 05:04
Re: Restored WWII Link A-12 Bubble Sextant F.S.Ken Gebhart9 Sep 2016, 19:44
Re: Lose the war if it's cloudyDavid Pike9 Sep 2016, 21:47
Re: Casio FX-300ES vs FX-300ES Plus: which one to prefer?Alan S9 Sep 2016, 22:19
Re: Lose the war if it's cloudyGary LaPook10 Sep 2016, 11:09
Re: Sky Map ScreensaverHerman Dekker11 Sep 2016, 05:38
Lunar contrastGeoffrey Kolbe11 Sep 2016, 07:49
Re: Lunar contrastFrank Reed11 Sep 2016, 16:43
Re: Lunar contrastGeoffrey Kolbe11 Sep 2016, 18:46
Re: Puzzled by Douglas Protractor InstructionsDavid Pike11 Sep 2016, 18:56
Re: Lunar contrastHewitt Schlereth11 Sep 2016, 19:12
Modern LunarsAntoine Couëtte11 Sep 2016, 19:53
Re: Restored WWII Link A-12 Bubble Sextant F.S.Paul Dolkas11 Sep 2016, 20:32
Re: Modern LunarsAntoine Couëtte11 Sep 2016, 20:46
Best ages for taking Moon-Sun lunarsEd Popko11 Sep 2016, 20:58
Vernier Scale on Box SextantGreg Rudzinski11 Sep 2016, 21:04
Re: Best ages for taking Moon-Sun lunarsFrank Reed11 Sep 2016, 21:29
Re: Vernier Scale on Box SextantNoell Wilson12 Sep 2016, 00:21
Lunar distance software v. 4.1.1.0Paul Hirose12 Sep 2016, 03:28
Re: Vernier Scale on Box SextantGary LaPook12 Sep 2016, 04:12
Re: Vernier Scale on Box SextantGreg Rudzinski12 Sep 2016, 05:15
Re: Lunar contrastGeoffrey Kolbe12 Sep 2016, 05:57
Re: Vernier Scale on Box SextantFrancis Upchurch12 Sep 2016, 08:18
Re: Vernier Scale on Box SextantGeoffrey Kolbe12 Sep 2016, 10:19
Re: Vernier Scale on Box SextantBrian Walton12 Sep 2016, 10:28
CNav on an Arleigh-Burke class destroyerBob Goethe12 Sep 2016, 12:40
Re: Lunar contrastHewitt Schlereth12 Sep 2016, 14:35
Re: Vernier Scale on Box SextantGreg Rudzinski12 Sep 2016, 18:01
Re: Vernier Scale on Box SextantGreg Rudzinski12 Sep 2016, 18:08
Re: Restored WWII Link A-12 Bubble Sextant F.S.Ken Gebhart12 Sep 2016, 18:58
Re: Vernier Scale on Box SextantFrancis Upchurch12 Sep 2016, 19:48
Canada Finds Second Ship from Doomed Franklin VoyageEd Popko12 Sep 2016, 23:40
Re: Restored WWII Link A-12 Bubble Sextant F.S.Paul Dolkas13 Sep 2016, 03:58
Radar in July 1937 or too much MD370 reporting?David Pike13 Sep 2016, 09:03
Re: Radar in July 1937 or too much MD370 reporting?Don Seltzer13 Sep 2016, 14:12
Air Almanac 2017John D. Howard13 Sep 2016, 15:35
Lunars workshop October 23 at Mystic SeaportFrank Reed13 Sep 2016, 15:43
Re: Air Almanac 2017Frank Reed13 Sep 2016, 15:45
Zenith or zeenithFrank Reed13 Sep 2016, 15:56
Re: Restored WWII Link A-12 Bubble Sextant F.S.Ken Gebhart13 Sep 2016, 16:44
Re: Zenith or zeenithJohn D. Howard13 Sep 2016, 17:29
Re: Zenith or zeenithBob Goethe13 Sep 2016, 17:45
Re: Radar in July 1937 or too much MD370 reporting?Gary LaPook13 Sep 2016, 18:11
Cruise ship destroys small boat marina with thrusters.Gary LaPook13 Sep 2016, 19:17
Re: Radar in July 1937 or too much MD370 reporting?Brad Morris13 Sep 2016, 19:18
HMS Terror found after 168 yearsRobert Wyatt13 Sep 2016, 19:42
Re: Radar in July 1937 or too much MD370 reporting?Gary LaPook13 Sep 2016, 20:36
Re: Zenith or zeenithHewitt Schlereth13 Sep 2016, 20:51
Re: Setting seconds on a digital displayBill B13 Sep 2016, 21:03
Re: Radar in July 1937 or too much MD370 reporting?Bill B13 Sep 2016, 21:10
Difficult lunars from 1855Paul Hirose14 Sep 2016, 02:40
Re: Cruise ship destroys small boat marina with thrusters.Alan S14 Sep 2016, 03:51
Re: Abhav sightreduction?Axcel B.14 Sep 2016, 23:36
Re: Abhav sightreduction?Dave Walden15 Sep 2016, 01:54
Re: Cruise ship destroys small boat marina with thrusters.Antoine Couëtte15 Sep 2016, 07:48
Re: Abhav sightreduction?Axcel B.15 Sep 2016, 15:43
Official star namesFrank Reed15 Sep 2016, 18:59
Anacapa Island Sun LineGreg Rudzinski15 Sep 2016, 20:53
Re: Anacapa Island Sun LineDavid Smith15 Sep 2016, 22:22
Re: Anacapa Island Sun LineFrank Reed15 Sep 2016, 22:36
Re: Anacapa Island Sun LineGreg Rudzinski16 Sep 2016, 00:20
Re: Anacapa Island Sun LineGreg Rudzinski16 Sep 2016, 03:15
Re: Abhav sightreduction?Dave Walden16 Sep 2016, 03:58
Re: Official star namesRon Jones16 Sep 2016, 04:46
Re: Official star namesPeter Monta16 Sep 2016, 05:52
Re: Official star namesFrank Reed16 Sep 2016, 06:34
Re: Official star namesNorm Goldblatt16 Sep 2016, 07:10
Re: Official star namesHerbert Prinz16 Sep 2016, 07:11
Photo sextant sights & AppsAndrés Ruiz16 Sep 2016, 07:22
Re: Photo sextant sights & AppsDon Seltzer16 Sep 2016, 12:36
Sextant of the future?Andrés Ruiz16 Sep 2016, 14:01
Re: Sextant of the future?Greg Rudzinski16 Sep 2016, 14:55
A-12 sextant smellHerman Dekker16 Sep 2016, 15:34
Re: Sextant of the future?Francis Upchurch16 Sep 2016, 17:02
Re: Sextant of the future?Francis Upchurch16 Sep 2016, 17:14
Re: Sextant of the future?Ed Popko16 Sep 2016, 18:47
Re: Abhav sightreduction?Axcel B.16 Sep 2016, 18:53
Re: Sextant of the future?Brad Morris16 Sep 2016, 18:56
Re: Anacapa Island Sun LineBill B16 Sep 2016, 19:57
Reset Clock with Known LocationBruce J. Pennino16 Sep 2016, 20:02
Re: Anacapa Island Sun LineGreg Rudzinski16 Sep 2016, 21:10
Re: Anacapa Island Sun LineGreg Rudzinski16 Sep 2016, 21:20
Re: A-12 sextant smellDavid Pike16 Sep 2016, 23:00
A new way to record and time observationsGary LaPook17 Sep 2016, 05:38
Re: A new way to record and time observationsGary LaPook17 Sep 2016, 05:41
Re: A new way to record and time observationsGary LaPook17 Sep 2016, 05:58
Re: A new way to record and time observationsHerman Dekker17 Sep 2016, 07:17
Re: A new way to record and time observationsGary LaPook17 Sep 2016, 16:07
Re: A new way to record and time observationsFrank Reed17 Sep 2016, 22:18
Re: A new way to record and time observationsHerman Dekker17 Sep 2016, 22:34
Grip and Timex Mod to C&PGreg Rudzinski18 Sep 2016, 03:25
Re: Grip and Timex Mod to C&PGreg Rudzinski18 Sep 2016, 06:17
Latitude and longitude from a single twilight polarum reading of Alkaid and sextant Alt of PolarisFrancis Upchurch18 Sep 2016, 06:44
Sextant to go to MarsGary LaPook18 Sep 2016, 07:21
Re: Sextant to go to MarsGary LaPook18 Sep 2016, 07:24
Re: Modern LunarsAntoine Couëtte18 Sep 2016, 17:15
Re: Difficult lunars from 1855Antoine Couëtte18 Sep 2016, 19:16
Re: Difficult lunars from 1855Antoine Couëtte18 Sep 2016, 20:52
Tracking for allDavid Pike18 Sep 2016, 22:12
Navigation Spreadsheets in 2017Peter Hakel19 Sep 2016, 00:07
Re: Abhav sightreduction?Stan K19 Sep 2016, 00:58
Re: Abhav sightreduction?Stan K19 Sep 2016, 03:03
Re: Abhav sightreduction?Frank Reed19 Sep 2016, 03:39
Re: Modern LunarsGeoffrey Kolbe19 Sep 2016, 06:19
Re: Modern LunarsAntoine Couëtte19 Sep 2016, 11:20
A wrist-watch with Nautical Almanac data?Tony Oz19 Sep 2016, 15:23
Re: A wrist-watch with Nautical Almanac data?Tom Sult19 Sep 2016, 15:41
Re: A wrist-watch with Nautical Almanac data?Frank Reed19 Sep 2016, 16:11
Re: A wrist-watch with Nautical Almanac data?Tony Oz19 Sep 2016, 16:16
Re: A wrist-watch with Nautical Almanac data?Frank Reed19 Sep 2016, 17:11
Re: A wrist-watch with Nautical Almanac data?Tom Sult19 Sep 2016, 17:37
Celestial navigation planetarium program in Windham, ConnecticutFrank Reed19 Sep 2016, 17:37
Re: A wrist-watch with Nautical Almanac data?Tom Sult19 Sep 2016, 17:38
Re: Modern LunarsMark Coady20 Sep 2016, 03:35
Re: Modern LunarsPaul Hirose20 Sep 2016, 06:12
Re: A wrist-watch with Nautical Almanac data?Tony Oz20 Sep 2016, 13:42
Re: A wrist-watch with Nautical Almanac data?Andrew Nikitin20 Sep 2016, 14:21
Re: Modern LunarsAntoine Couëtte20 Sep 2016, 14:38
Re: A wrist-watch with Nautical Almanac data?Sean C20 Sep 2016, 15:33
Abhav vs S-TablesAxcel B.20 Sep 2016, 16:41
Re: A wrist-watch with Nautical Almanac data?Tony Oz20 Sep 2016, 17:32
Re: A wrist-watch with Nautical Almanac data?Greg Rudzinski20 Sep 2016, 17:49
Re: Abhav vs S-TablesGreg Rudzinski20 Sep 2016, 18:04
Re: Modern LunarsPaul Hirose20 Sep 2016, 23:08
Re: Abhav vs S-TablesRobert VanderPol II20 Sep 2016, 23:41
Re: Abhav vs S-TablesRobert VanderPol II20 Sep 2016, 23:46
Re: Modern LunarsAntoine Couëtte21 Sep 2016, 00:56
Re: Abhav vs S-TablesPaul Hirose21 Sep 2016, 02:28
Re: Abhav vs S-TablesRobert VanderPol II21 Sep 2016, 03:27
Windows lunar distance program release 4.2.0.0Paul Hirose21 Sep 2016, 05:26
Re: A wrist-watch with Nautical Almanac data?Tony Oz21 Sep 2016, 08:59
DIY "Bris mini-sextant": what angles to aim for (and other suggestions)?Tony Oz21 Sep 2016, 09:24
Re: DIY "Bris mini-sextant": what angles to aim for (and other suggestions)?Marty Lyons21 Sep 2016, 12:47
Re: DIY "Bris mini-sextant": what angles to aim for (and other suggestions)?Tony Oz21 Sep 2016, 14:18
Re: DIY "Bris mini-sextant": what angles to aim for (and other suggestions)?Greg Rudzinski21 Sep 2016, 14:23
Re: Abhav vs S-TablesStan K21 Sep 2016, 14:50
Re: Abhav vs S-TablesAxcel B.21 Sep 2016, 18:52
Re: Abhav vs S-TablesRobert VanderPol II21 Sep 2016, 20:09
Re: DIY "Bris mini-sextant": what angles to aim for (and other suggestions)?Greg Rudzinski21 Sep 2016, 20:12
Re: Abhav vs S-TablesPaul Hirose21 Sep 2016, 20:37
Re: Abhav vs S-TablesRobert VanderPol II21 Sep 2016, 22:04
Sun near zenith sightFrank Reed21 Sep 2016, 23:58
Re: Sun near zenith sightGreg Rudzinski22 Sep 2016, 02:04
Re: Sun near zenith sightStan K22 Sep 2016, 02:19
Re: Sun near zenith sightBob Miorelli22 Sep 2016, 03:18
Re: Sun near zenith sightPeter Hakel22 Sep 2016, 03:37
Re: Sun near zenith sightFrank Reed22 Sep 2016, 03:56
Re: Sun near zenith sightFrancis Upchurch22 Sep 2016, 09:17
Re: Abhav vs S-TablesAxcel B.22 Sep 2016, 14:59
Re: Sun near zenith sightHewitt Schlereth22 Sep 2016, 16:22
Re: Sun near zenith sightFrancis Upchurch22 Sep 2016, 16:35
Re: Sun near zenith sightStan K22 Sep 2016, 16:57
Re: Sun near zenith sightPeter Hakel22 Sep 2016, 18:41
Re: Sun near zenith sightFrancis Upchurch22 Sep 2016, 19:55
Re: Sun near zenith sightGreg Rudzinski22 Sep 2016, 20:28
Re: Sun near zenith sightDavid Pike22 Sep 2016, 20:59
Re: Sun near zenith sightDavid Pike22 Sep 2016, 21:44
Re: Sun near zenith sightStan K22 Sep 2016, 22:20
Re: Sun near zenith sightDavid Pike22 Sep 2016, 22:47
Re: Sun near zenith sightBob Miorelli22 Sep 2016, 23:42
Re: Sun near zenith sightStan K23 Sep 2016, 01:08
Re: Sun near zenith sightStan K23 Sep 2016, 01:08
Re: Abhav vs S-TablesRobert VanderPol II23 Sep 2016, 04:44
Re: Sun near zenith sightAntoine Couëtte23 Sep 2016, 06:58
Re: Sun near zenith sight (corrected)Antoine Couëtte23 Sep 2016, 07:57
Re: Casio FX-300ES vs FX-300ES Plus: which one to prefer?Tony Oz23 Sep 2016, 09:05
Searching for the "article of George Huxtable on logarithmic computations"Tony Oz23 Sep 2016, 11:45
Re: Searching for the "article of George Huxtable on logarithmic computations"Luc Van den Borre23 Sep 2016, 12:32
Re: Searching for the "article of George Huxtable on logarithmic computations"Captain Stephen Sprehn23 Sep 2016, 14:56
Re: Searching for the "article of George Huxtable on logarithmic computations"Tony Oz23 Sep 2016, 18:59
Re: Searching for the "article of George Huxtable on logarithmic computations"David Pike23 Sep 2016, 19:34
Re: Casio FX-300ES vs FX-300ES Plus: which one to prefer?Alan S23 Sep 2016, 19:44
Re: Abhav vs S-TablesAxcel B.23 Sep 2016, 20:01
V-Correction for Sun?Axcel B.23 Sep 2016, 20:21
How far away can you see landJohn D. Howard23 Sep 2016, 21:23
Re: How far away can you see landGreg Rudzinski23 Sep 2016, 22:25
Re: How far away can you see landTom Sult23 Sep 2016, 23:01
Re: V-Correction for Sun?Stan K23 Sep 2016, 23:16
Sun even nearer zenithFrank Reed23 Sep 2016, 23:43
Re: Modern LunarsPaul Hirose23 Sep 2016, 23:47
Re: Sun even nearer zenithStan K24 Sep 2016, 01:09
Re: Sun even nearer zenithFrank Reed24 Sep 2016, 01:49
Re: How far away can you see landJohn D. Howard24 Sep 2016, 02:11
Re: How far away can you see landAlan S24 Sep 2016, 02:26
Re: Modern LunarsPaul Hirose24 Sep 2016, 03:53
Re: Modern LunarsAntoine Couëtte24 Sep 2016, 06:58
Re: How far away can you see landGary LaPook24 Sep 2016, 07:23
Re: Searching for the "article of George Huxtable on logarithmic computations"Gary LaPook24 Sep 2016, 07:35
Re: Searching for the "article of George Huxtable on logarithmic computations"Antoine Couëtte24 Sep 2016, 07:38
Re: Casio FX-300ES vs FX-300ES Plus: which one to prefer?Sean C24 Sep 2016, 08:47
Re: Casio FX-300ES vs FX-300ES Plus: which one to prefer?Sean C24 Sep 2016, 09:14
Re: Searching for the "article of George Huxtable on logarithmic computations"Dave Walden24 Sep 2016, 12:47
Re: How far away can you see landBruce J. Pennino24 Sep 2016, 14:56
Re: How far away can you see landBruce J. Pennino24 Sep 2016, 16:01
Re: Casio FX-300ES vs FX-300ES Plus: which one to prefer?Tony Oz24 Sep 2016, 18:22
Re: Casio FX-300ES vs FX-300ES Plus: which one to prefer?Tony Oz24 Sep 2016, 18:31
Re: How far away can you see landJohn D. Howard25 Sep 2016, 00:02
Re: Modern LunarsPaul Hirose25 Sep 2016, 04:46
Re: Modern LunarsAntoine Couëtte25 Sep 2016, 10:04
Re: V-Correction for Sun?Herbert Prinz25 Sep 2016, 16:19
Re: How far away can you see landPaul Saffo25 Sep 2016, 16:20
Re: Traditional navigation by slide ruleGreg Rudzinski25 Sep 2016, 18:35
Re: Modern LunarsPaul Hirose25 Sep 2016, 23:44
Re: How far away can you see landAlan S26 Sep 2016, 02:18
Re: Modern LunarsAntoine Couëtte26 Sep 2016, 05:07
Re: Traditional navigation by slide rulePaul Hirose26 Sep 2016, 05:09
Re: Traditional navigation by slide ruleGreg Rudzinski26 Sep 2016, 07:17
Speed of SunsetNorm Goldblatt26 Sep 2016, 21:20
Re: Speed of SunsetTom Sult26 Sep 2016, 21:47
Re: Speed of SunsetLu Abel26 Sep 2016, 23:14
Star to star relationshipsMark Coady27 Sep 2016, 01:30
Re: Star to star relationshipsFrank Reed27 Sep 2016, 01:54
Re: Modern LunarsPaul Hirose27 Sep 2016, 03:34
Re: Speed of SunsetHerbert Prinz27 Sep 2016, 03:48
Re: Star to star relationshipsRobert VanderPol II27 Sep 2016, 04:19
Re: Speed of SunsetHerbert Prinz27 Sep 2016, 05:28
Re: Star to star relationshipsHerbert Prinz27 Sep 2016, 06:40
Re: Traditional navigation by slide ruleGary LaPook27 Sep 2016, 06:41
Re: Traditional navigation by slide ruleGary LaPook27 Sep 2016, 06:45
Re: Speed of SunsetNorm Goldblatt27 Sep 2016, 07:23
Re: Traditional navigation by slide rulePaul Hirose27 Sep 2016, 07:42
Re: Modern LunarsPaul Hirose27 Sep 2016, 07:46
Re: Traditional navigation by slide ruleGary LaPook27 Sep 2016, 08:16
Re: Modern LunarsAntoine Couëtte27 Sep 2016, 08:29
Re: Traditional navigation by slide ruleSean C27 Sep 2016, 10:45
Re: Star to star relationshipsFrank Reed27 Sep 2016, 15:48
Re: Star to star relationshipsMark Coady27 Sep 2016, 16:53
Re: Star to star relationshipsPeter Monta27 Sep 2016, 18:21
Re: Star to star relationshipsTony Oz27 Sep 2016, 18:33
Re: Sun even nearer zenithRommel John Miller27 Sep 2016, 18:49
Re: Sun even nearer zenithFrank Reed27 Sep 2016, 19:30
Re: Sun even nearer zenithLu Abel27 Sep 2016, 19:43
Re: Modern LunarsPaul Hirose27 Sep 2016, 20:00
Re: Sun even nearer zenithBill B27 Sep 2016, 20:05
Re: Traditional navigation by slide ruleGary LaPook27 Sep 2016, 22:06
Re: Star to star relationshipsHerbert Prinz27 Sep 2016, 22:39
SS WarrimooDavid Smith27 Sep 2016, 23:09
Re: Star to star relationshipsFrank Reed28 Sep 2016, 00:27
Re: SS WarrimooFrank Reed28 Sep 2016, 00:34
Re: SS WarrimooGreg Rudzinski28 Sep 2016, 00:59
Re: SS WarrimooDavid Smith28 Sep 2016, 00:59
Re: Modern LunarsAntoine Couëtte28 Sep 2016, 07:30
Re: Modern LunarsPaul Hirose28 Sep 2016, 15:42
Re: Modern LunarsAntoine Couëtte28 Sep 2016, 15:47
French Bureau of Longitude in 1885Paul Hirose28 Sep 2016, 19:46
Re: Modern LunarsAntoine Couëtte29 Sep 2016, 03:34
As Time Goes ByAndrés Ruiz29 Sep 2016, 06:36
Re: Modern LunarsEd Popko29 Sep 2016, 09:16
Re: French Bureau of Longitude in 1885Antoine Couëtte29 Sep 2016, 09:56
Re: French Bureau of Longitude in 1885Stephen N.G. Davies29 Sep 2016, 10:21
Modern Celestial Navigation this weekendFrank Reed29 Sep 2016, 17:17
Re: French Bureau of Longitude in 1885Antoine Couëtte29 Sep 2016, 18:45
Re: Modern LunarsPaul Hirose29 Sep 2016, 20:33
Re: Speed of SunsetDavid Pike30 Sep 2016, 21:10
Re: Speed of SunsetGary LaPook30 Sep 2016, 23:05
Janet TaylorWolfgang Köberer1 Oct 2016, 08:19
Re: Speed of SunsetHerbert Prinz1 Oct 2016, 12:35
Great Circle Course via calculator & HO 208Bruce J. Pennino1 Oct 2016, 15:20
Re: Great Circle Course via calculator & HO 208Gary LaPook1 Oct 2016, 16:14
Re: Speed of SunsetGeoffrey Kolbe1 Oct 2016, 17:04
Re: Great Circle Course via calculator & HO 208Peter Hakel1 Oct 2016, 17:50
Re: Great Circle Course via calculator & HO 208Greg Rudzinski1 Oct 2016, 17:59
Re: Great Circle Course via calculator & HO 208Stan K1 Oct 2016, 18:24
Re: Speed of SunsetDavid Pike1 Oct 2016, 20:25
Thompson abbreviated method for lunar clearanceFrancis Upchurch1 Oct 2016, 20:54
Re: Speed of SunsetDavid Pike1 Oct 2016, 22:18
Re: Great Circle Course via calculator & HO 208Greg Rudzinski2 Oct 2016, 02:30
Re: Speed of SunsetHerbert Prinz2 Oct 2016, 03:46
Re: Speed of SunsetHerbert Prinz2 Oct 2016, 04:34
Re: Speed of SunsetDavid Pike2 Oct 2016, 09:01
Re: Speed of SunsetDavid Pike2 Oct 2016, 11:56
Re: SNO-M sextant manualRalph Wolf2 Oct 2016, 20:08
Re: SNO-M sextant manualBruce Cutting3 Oct 2016, 00:04
Re: SNO-M sextant manualRobert VanderPol II3 Oct 2016, 00:13
Re: SNO-M sextant manualFrank Reed3 Oct 2016, 01:51
Re: SNO-M sextant manualSean C3 Oct 2016, 06:35
Re: Great Circle Course via calculator & HO 208Gary LaPook3 Oct 2016, 09:56
Re: Traditional navigation by slide ruleTony Oz3 Oct 2016, 14:06
Celestial navigation during the Civil WarEd Popko3 Oct 2016, 15:49
Q and Thompson's third correction tables.Mark Coady3 Oct 2016, 17:12
Re: Traditional navigation by slide ruleBob Goethe3 Oct 2016, 18:04
Re: Great Circle Course via calculator & HO 208Herbert Prinz3 Oct 2016, 18:29
Re: Q and Thompson's third correction tablesFrank Reed3 Oct 2016, 19:51
Re: Celestial navigation during the Civil WarDon Seltzer3 Oct 2016, 20:44
Re: Celestial navigation during the Civil WarEd Popko3 Oct 2016, 20:54
Re: Thompson abbreviated method for lunar clearanceFrank Reed3 Oct 2016, 21:01
Re: French Bureau of Longitude in 1885Paul Hirose3 Oct 2016, 21:38
Re: Great Circle Course via calculator & HO 208Bill B3 Oct 2016, 23:04
Venetian NavList memberJackson McDonald4 Oct 2016, 00:55
Re: Venetian NavList memberStan K4 Oct 2016, 01:12
Re: Great Circle Course via calculator & HO 208Gary LaPook4 Oct 2016, 04:51
Re: Q and Thompson's third correction tablesFrancis Upchurch4 Oct 2016, 05:27
Re: Thompson abbreviated method for lunar clearanceFrancis Upchurch4 Oct 2016, 05:31
Re: French Bureau of Longitude in 1885Antoine Couëtte4 Oct 2016, 05:38
Re: Great Circle Course via calculator & HO 208David Fleming4 Oct 2016, 17:45
Re: Traditional navigation by slide ruleTony Oz4 Oct 2016, 18:03
Re: Great Circle Course via calculator & HO 208David Fleming4 Oct 2016, 18:08
Re: Celestial navigation during the Civil WarFrank Reed4 Oct 2016, 18:49
Re: Celestial navigation during the Civil WarEd Popko4 Oct 2016, 21:21
Sea of Glory by PhilbrickGreg Rudzinski4 Oct 2016, 21:41
Re: Great Circle Course via calculator & HO 208Bill B5 Oct 2016, 02:30
Re: Great Circle Course via calculator & HO 208Bill B5 Oct 2016, 03:12
Re: Great Circle Course via calculator & HO 208David Fleming5 Oct 2016, 03:37
Re: Great Circle Course via calculator & HO 208Bill B5 Oct 2016, 05:33
Re: Great Circle Course via calculator & HO 208Bill B5 Oct 2016, 06:26
Re: Great Circle Course via calculator & HO 208David Fleming5 Oct 2016, 06:47
Re: Great Circle Course via calculator & HO 208Dave Walden5 Oct 2016, 11:48
Re: Great Circle Course via calculator & HO 208Gary LaPook5 Oct 2016, 17:01
Re: Great Circle Course via calculator & HO 208Gary LaPook5 Oct 2016, 17:26
Corner Cosines: The sign of Dh Moon and Dh SunMark Coady5 Oct 2016, 18:26
Re: Corner Cosines: The sign of Dh Moon and Dh SunFrank Reed5 Oct 2016, 18:34
Re: Great Circle Course via calculator & HO 208Frank Reed5 Oct 2016, 19:27
Sunset FunDoug MacPherson6 Oct 2016, 01:31
Re: Great Circle Course via calculator & HO 208Tony Oz6 Oct 2016, 11:01
Re: Sunset FunBruce J. Pennino6 Oct 2016, 13:45
Re: Great Circle Course via calculator & HO 208Frank Reed6 Oct 2016, 20:05
Re: Great Circle Course via calculator & HO 208Bill B6 Oct 2016, 20:55
Re: Great Circle Course via calculator & HO 208Gary LaPook6 Oct 2016, 21:21
Re: Great Circle Course via calculator & HO 208Gary LaPook6 Oct 2016, 21:26
Re: Great Circle Course via calculator & HO 208Antoine Couëtte7 Oct 2016, 05:31
Re: Great Circle Course via calculator & HO 208Luc Van den Borre7 Oct 2016, 08:12
Re: Great Circle Course via calculator & HO 208Peter Hakel7 Oct 2016, 13:58
US moves towards eLoran?David Pike7 Oct 2016, 20:54
Re: Great Circle Course via calculator & HO 208Stan K8 Oct 2016, 00:50
Solar eclipse of August 21, 2017Steve E. Bryant8 Oct 2016, 03:46
Re: Solar eclipse of August 21, 2017Sean C8 Oct 2016, 05:42
Re: Solar eclipse of August 21, 2017Steve E. Bryant8 Oct 2016, 13:52
Havnetid/hamntidHerbert Prinz8 Oct 2016, 17:36
Re: Havnetid/hamntidHerbert Prinz8 Oct 2016, 17:43
Re: Havnetid/hamntidFrank Reed8 Oct 2016, 18:02
Re: Solar eclipse of August 21, 2017Frank Reed8 Oct 2016, 18:39
An "Indiana Jones" momentGary LaPook10 Oct 2016, 22:32
Re: An "Indiana Jones" momentDavid Pike10 Oct 2016, 23:00
Obtaining a position fix with an android phone?Fraser Kitchell11 Oct 2016, 02:30
Re: Obtaining a position fix with an android phone?Stan K11 Oct 2016, 03:27
Re: Obtaining a position fix with an android phone?Tom Sult11 Oct 2016, 04:14
Re: Obtaining a position fix with an android phone?Robert VanderPol II11 Oct 2016, 04:26
Eclipse computations with Lunar4Paul Hirose11 Oct 2016, 04:41
Re: Obtaining a position fix with an android phone?Bob Goethe11 Oct 2016, 06:15
Re: Obtaining a position fix with an android phone?Bill Lionheart11 Oct 2016, 06:25
Re: Eclipse computations with Lunar4Frank Reed11 Oct 2016, 18:14
Re: Obtaining a position fix with an android phone?Fraser Kitchell11 Oct 2016, 19:13
Re: Obtaining a position fix with an android phone?Stan K11 Oct 2016, 20:17
Re: Traditional navigation by slide ruleTony Oz12 Oct 2016, 17:23
Re: Traditional navigation by slide ruleBob Goethe12 Oct 2016, 18:53
Re: Traditional navigation by slide rulePeter Monta13 Oct 2016, 06:15
V-Correction for Sun? Answer from UKHO...Axcel B.13 Oct 2016, 13:35
Re: V-Correction for Sun?Robin Stuart13 Oct 2016, 15:10
Re: Traditional navigation by slide ruleBob Goethe13 Oct 2016, 15:22
Re: V-Correction for Sun? Answer from UKHO...John D. Howard13 Oct 2016, 15:26
Re: V-Correction for Sun? Answer from UKHO...Gary LaPook13 Oct 2016, 18:46
Re: V-Correction for Sun?Stan K13 Oct 2016, 18:46
Re: V-Correction for Sun?Robin Stuart13 Oct 2016, 19:10
Re: V-Correction for Sun?Stan K13 Oct 2016, 21:01
Re: V-Correction for Sun? Answer from UKHO...David Pike13 Oct 2016, 23:58
Re: Traditional navigation by slide rulePaul Dolkas14 Oct 2016, 04:51
Re: V-Correction for Sun?Herbert Prinz14 Oct 2016, 15:54
Re: V-Correction for Sun? Answer from UKHO...Herbert Prinz14 Oct 2016, 16:51
Re: V-Correction for Sun?Stan K14 Oct 2016, 18:29
Re: Traditional navigation by slide rulePaul Hirose14 Oct 2016, 18:42
Re: V-Correction for Sun? Answer from UKHO...David Pike14 Oct 2016, 19:14
Re: Traditional navigation by slide ruleBob Goethe14 Oct 2016, 19:41
Re: Traditional navigation by slide rulePaul Dolkas14 Oct 2016, 21:10
Re: Traditional navigation by slide ruleBob Goethe14 Oct 2016, 21:28
Re: V-Correction for Sun?Sean C14 Oct 2016, 22:23
Re: V-Correction for Sun?Stan K14 Oct 2016, 22:53
Re: V-Correction for Sun?Herbert Prinz15 Oct 2016, 00:22
Re: V-Correction for Sun?Sean C15 Oct 2016, 01:42
Re: V-Correction for Sun?Stan K15 Oct 2016, 02:38
Re: V-Correction for Sun?Stan K15 Oct 2016, 03:08
Re: V-Correction for Sun? Answer from UKHO...Gary LaPook15 Oct 2016, 06:43
Re: V-Correction for Sun? Answer from UKHO...David Pike15 Oct 2016, 07:45
Re: V-Correction for Sun? Answer from UKHO...John D. Howard15 Oct 2016, 14:08
Re: V-Correction for Sun? Answer from UKHO...Gary LaPook16 Oct 2016, 04:25
Re: V-Correction for Sun? Answer from UKHO...Gary LaPook16 Oct 2016, 04:48
Re: V-Correction for Sun? Answer from UKHO...Gary LaPook16 Oct 2016, 09:19
Re: V-Correction for Sun? Answer from UKHO...David Pike16 Oct 2016, 09:53
Re: V-Correction for Sun?Robin Stuart16 Oct 2016, 15:00
Re: V-Correction for Sun? Answer from UKHO...John D. Howard16 Oct 2016, 15:25
Re: V-Correction for Sun?Herbert Prinz16 Oct 2016, 16:04
Re: V-Correction for Sun? Answer from UKHO...Herbert Prinz16 Oct 2016, 16:09
Re: V-Correction for Sun?John D. Howard16 Oct 2016, 16:43
Re: V-Correction for Sun? Answer from UKHO...Gary LaPook16 Oct 2016, 20:02
Re: V-Correction for Sun? Answer from UKHO...Gary LaPook16 Oct 2016, 20:08
Re: V-Correction for Sun?Stan K16 Oct 2016, 20:23
Re: V-Correction for Sun? Answer from UKHO...David Pike16 Oct 2016, 20:24
Re: V-Correction for Sun? Answer from UKHO...David Pike16 Oct 2016, 23:04
Re: V-Correction for Sun? Answer from UKHO...David Pike16 Oct 2016, 23:13
Disney's celestial navigation movieFrank Reed17 Oct 2016, 02:35
Re: V-Correction for Sun? Answer from UKHO...John D. Howard17 Oct 2016, 03:18
Accuracy of celestial navigationGary LaPook17 Oct 2016, 05:00
DIY planisphere: how to begin with it?Tony Oz17 Oct 2016, 09:58
Charles W. Morgan on DockBruce J. Pennino17 Oct 2016, 13:30
Re: Accuracy of celestial navigationJohn D. Howard17 Oct 2016, 14:08
Antikythera mechanismJackson McDonald17 Oct 2016, 14:19
Re: Antikythera mechanismBill Lionheart17 Oct 2016, 14:45
Re: DIY planisphere: how to begin with it?Andrew Nikitin17 Oct 2016, 16:31
Re: DIY planisphere: how to begin with it?Brad Morris17 Oct 2016, 18:19
Re: DIY planisphere: how to begin with it?Frank Reed17 Oct 2016, 18:38
Re: DIY planisphere: how to begin with it?Brad Morris17 Oct 2016, 20:05
Re: Hav-Doniol Lat/Dec subtractionsMichael Bradley17 Oct 2016, 22:48
Re: Great Circle Course via calculator & HO 208Bruce J. Pennino17 Oct 2016, 22:54
Re: Accuracy of celestial navigationAlan S18 Oct 2016, 03:43
Re: V-Correction for Sun? Answer from UKHO...David Pike18 Oct 2016, 05:32
Solar eclipse August 21, 2017Gary LaPook18 Oct 2016, 05:37
Re: V-Correction for Sun? Answer from UKHO...Gary LaPook18 Oct 2016, 07:31
Re: V-Correction for Sun? Answer from UKHO...David Pike18 Oct 2016, 08:20
Re: Traditional navigation by slide rulePaul Hirose18 Oct 2016, 08:52
Re: V-Correction for Sun? Answer from UKHO...Stan K18 Oct 2016, 09:11
Re: Great Circle Course via calculator & HO 208Stan K18 Oct 2016, 09:50
Re: DIY planisphere: how to begin with it?Tony Oz18 Oct 2016, 11:19
Re: Hav-Doniol Lat/Dec subtractionsStan K18 Oct 2016, 13:57
Re: Traditional navigation by slide ruleBob Goethe18 Oct 2016, 16:36
Re: Antikythera mechanismFrancis Upchurch18 Oct 2016, 17:14
Re: V-Correction for Sun? Answer from UKHO...Axcel B.18 Oct 2016, 19:32
Re: DIY planisphere: how to begin with it?Brad Morris18 Oct 2016, 19:58
Re: Traditional navigation by slide ruleBrad Morris18 Oct 2016, 20:10
Re: DIY planisphere: how to begin with it?Frank Reed18 Oct 2016, 20:48
Re: Traditional navigation by slide ruleBob Goethe18 Oct 2016, 21:28
Aldebaran occultation tonightPaul Hirose18 Oct 2016, 22:21
Re: Traditional navigation by slide rulePaul Hirose18 Oct 2016, 22:33
Re: Traditional navigation by slide ruleBob Goethe18 Oct 2016, 23:10
Re: Antikythera mechanismBill Morris19 Oct 2016, 02:15
Re: Antikythera mechanismGeoffrey Kolbe19 Oct 2016, 06:34
Re: DIY planisphere: how to begin with it?Gary LaPook19 Oct 2016, 07:29
Re: Traditional navigation by slide ruleFrancis Upchurch19 Oct 2016, 09:18
Re: Hav-Doniol Lat/Dec subtractionsGreg Rudzinski19 Oct 2016, 16:11
Re: Traditional navigation by slide ruleAndrew Nikitin19 Oct 2016, 16:12
Excellent YouTube CN Short VideoGreg Rudzinski19 Oct 2016, 16:42
Re: Traditional navigation by slide ruleBob Goethe19 Oct 2016, 18:38
Re: Hav-Doniol Lat/Dec subtractionsMichael Bradley19 Oct 2016, 21:22
Re: V-Correction for Sun? Answer from UKHO...just one more?Mark Coady20 Oct 2016, 01:25
Re: V-Correction for Sun? Answer from UKHO...just one more?Frank Reed20 Oct 2016, 02:00
Re: V-Correction for Sun? Answer from UKHO...just one more?John D. Howard20 Oct 2016, 02:07
Re: Traditional navigation by slide rulePaul Hirose20 Oct 2016, 05:00
Re: DIY planisphere: how to begin with it?Tony Oz20 Oct 2016, 12:49
Re: Traditional navigation by slide ruleTony Oz20 Oct 2016, 14:09
Re: Traditional navigation by slide ruleBob Goethe20 Oct 2016, 17:09
Re: Traditional navigation by slide rulePaul Dolkas20 Oct 2016, 17:11
Re: Disney's celestial navigation movieJackson McDonald20 Oct 2016, 18:45
Re: Traditional navigation by slide ruleBob Goethe20 Oct 2016, 19:37
Re: Traditional navigation by slide ruleFrancis Upchurch20 Oct 2016, 21:11
An interesting web site aboout space navigationGary LaPook22 Oct 2016, 20:48
Poster incorporating the Navigator's log from the Enola Gay for saleDavid Pike23 Oct 2016, 20:52
Re: Poster incorporating the Navigator's log from the Enola Gay for saleHerman Dekker24 Oct 2016, 00:13
Re: Poster incorporating the Navigator's log from the Enola Gay for saleDavid Pike24 Oct 2016, 08:11
Re: Traditional navigation by slide rulePaul Hirose25 Oct 2016, 16:36
Re: Ebbco Sun Shade ModificationGreg Rudzinski25 Oct 2016, 20:54
Re: Traditional navigation by slide ruleGary LaPook25 Oct 2016, 22:24
Weems Second Setting Navigation WatchMichael Bechtle25 Oct 2016, 22:29
Re: Weems Second Setting Navigation WatchBruce J. Pennino26 Oct 2016, 00:35
Re: Traditional navigation by slide ruleGary LaPook26 Oct 2016, 09:01
Re: Traditional navigation by slide ruleGary LaPook26 Oct 2016, 09:22
Re: Traditional navigation by slide ruleGary LaPook26 Oct 2016, 09:52
Re: Traditional navigation by slide ruleTony Oz26 Oct 2016, 10:52
Re: Traditional navigation by slide ruleBob Goethe26 Oct 2016, 16:32
Re: Traditional navigation by slide ruleBob Goethe26 Oct 2016, 16:36
Celestial navigation classes: looking for suggestions...Frank Reed26 Oct 2016, 17:56
Re: Traditional navigation by slide ruleGary LaPook26 Oct 2016, 18:05
Re: Celestial navigation classes: looking for suggestions...Greg Rudzinski26 Oct 2016, 18:30
Re: Celestial navigation classes: looking for suggestions...Tom Sult26 Oct 2016, 19:37
Re: Traditional navigation by slide ruleStan K26 Oct 2016, 20:33
Re: Celestial navigation classes: looking for suggestions...John D. Howard26 Oct 2016, 21:48
Re: Celestial navigation classes: looking for suggestions...Robert VanderPol II26 Oct 2016, 21:53
Re: Celestial navigation classes: looking for suggestions...Alan S26 Oct 2016, 22:02
Re: Celestial navigation classes: looking for suggestions...Doug MacPherson26 Oct 2016, 22:08
Re: Celestial navigation classes: looking for suggestions...Bob Goethe26 Oct 2016, 22:33
Re: Celestial navigation classes: looking for suggestions...Jackson McDonald26 Oct 2016, 23:20
Re: Traditional navigation by slide ruleGary LaPook27 Oct 2016, 00:04
Re: Traditional navigation by slide ruleGary LaPook27 Oct 2016, 00:53
Re: Celestial navigation classes: looking for suggestions...Robert VanderPol II27 Oct 2016, 02:34
Re: Celestial navigation classes: looking for suggestions...Francis Upchurch27 Oct 2016, 04:32
Re: Traditional navigation by slide ruleGary LaPook27 Oct 2016, 08:00
Re: Great Circle Course via calculator & HO 208Gary LaPook27 Oct 2016, 10:19
Re: Great Circle Course via calculator & HO 208Gary LaPook27 Oct 2016, 10:29
Re: Traditional navigation by slide ruleStan K27 Oct 2016, 13:19
Re: Great Circle Course via calculator & HO 208Francis Upchurch27 Oct 2016, 14:58
Re: Celestial navigation classes: looking for suggestions...Doug MacPherson27 Oct 2016, 16:57
Re: Traditional navigation by slide ruleStan K27 Oct 2016, 17:30
Re: Great Circle Course via calculator & HO 208Gary LaPook27 Oct 2016, 20:40
Re: Great Circle Course via calculator & HO 208Gary LaPook27 Oct 2016, 20:42
Re: Celestial navigation classes: looking for suggestions...Greg Rudzinski28 Oct 2016, 01:17
Re: Traditional navigation by slide ruleGary LaPook28 Oct 2016, 08:03
Re: Traditional navigation by slide ruleGary LaPook28 Oct 2016, 08:20
Re: Traditional navigation by slide ruleGary LaPook28 Oct 2016, 09:11
Re: Celestial navigation classes: looking for suggestions...Bruce J. Pennino28 Oct 2016, 13:36
Re: Celestial navigation classes: looking for suggestions...Bruce J. Pennino28 Oct 2016, 13:49
Re: Traditional navigation by slide rulePaul Dolkas28 Oct 2016, 16:57
Re: Traditional navigation by slide ruleBob Goethe28 Oct 2016, 17:39
Re: Traditional navigation by slide ruleGary LaPook28 Oct 2016, 17:44
Re: Traditional navigation by slide ruleAndrew Nikitin28 Oct 2016, 18:02
Re: Celestial navigation classes: looking for suggestions...Brad Morris28 Oct 2016, 19:04
Re: Traditional navigation by slide ruleBob Goethe28 Oct 2016, 19:19
Re: Traditional navigation by slide ruleBob Goethe28 Oct 2016, 19:59
Re: Celestial navigation classes: looking for suggestions...Bruce J. Pennino28 Oct 2016, 20:12
Re: Great Circle Course via calculator & HO 208Bruce J. Pennino28 Oct 2016, 20:17
Re: Traditional navigation by slide rulePaul Hirose28 Oct 2016, 23:35
Re: Celestial navigation classes: looking for suggestions...Robert VanderPol II29 Oct 2016, 00:33
Re: Traditional navigation by slide ruleGary LaPook29 Oct 2016, 01:54
Re: Great Circle Course via calculator & HO 208Gary LaPook29 Oct 2016, 04:59
Re: Traditional navigation by slide ruleGary LaPook29 Oct 2016, 05:20
Re: Great Circle Course via calculator & HO 208Francis Upchurch29 Oct 2016, 08:43
Re: Traditional navigation by slide ruleGary LaPook29 Oct 2016, 09:00
Re: Traditional navigation by slide ruleGary LaPook29 Oct 2016, 09:24
Re: Traditional navigation by slide ruleGary LaPook29 Oct 2016, 10:02
Re: Traditional navigation by slide ruleStan K29 Oct 2016, 14:18
Re: Traditional navigation by slide ruleGary LaPook29 Oct 2016, 18:31
Re: Traditional navigation by slide ruleStan K29 Oct 2016, 19:31
Re: Traditional navigation by slide ruleGary LaPook29 Oct 2016, 21:18
Re: MA-1 bubble sextantRichard Marks29 Oct 2016, 22:13
Re: Traditional navigation by slide ruleNoell Wilson29 Oct 2016, 22:54
Re: Traditional navigation by slide ruleGary LaPook29 Oct 2016, 23:04
Davis MK3 & Casio Watch Mod.Greg Rudzinski29 Oct 2016, 23:52
Re: Kollsman periscopic sextant mountRichard Marks30 Oct 2016, 00:31
Re: Davis MK3 & Casio Watch Mod.Bob Goethe30 Oct 2016, 01:02
Re: Davis MK3 & Casio Watch Mod.Stan K30 Oct 2016, 01:24
Re: Kollsman periscopic sextant mountGary LaPook30 Oct 2016, 07:40
Re: Kollsman periscopic sextant mountÖrjan Sandström30 Oct 2016, 07:50
Body "X"Antoine Couëtte30 Oct 2016, 18:52
Re: Body "X"Frank Reed30 Oct 2016, 19:26
Re: Davis MK3 & Casio Watch Mod.Greg Rudzinski30 Oct 2016, 20:00
Re: Davis MK3 & Casio Watch Mod.Greg Rudzinski30 Oct 2016, 20:09
Re: Body "X"Antoine Couëtte30 Oct 2016, 21:38
A rate of change ruleFrank Reed31 Oct 2016, 02:15
Re: A rate of change ruleLu Abel31 Oct 2016, 04:12
Re: A rate of change ruleLu Abel31 Oct 2016, 04:18
Re: Traditional navigation by slide ruleSean C31 Oct 2016, 14:05
Doing my homeworkTony Oz31 Oct 2016, 15:28
Re: A rate of change ruleFrank Reed31 Oct 2016, 16:09
Re: Doing my homeworkFrank Reed31 Oct 2016, 16:38
Re: Traditional navigation by slide ruleGary LaPook31 Oct 2016, 16:50
Re: A rate of change ruleLu Abel31 Oct 2016, 17:04
Re: Doing my homeworkGary LaPook31 Oct 2016, 17:05
Re: Doing my homeworkTony Oz31 Oct 2016, 17:08
Re: Doing my homeworkFrank Reed31 Oct 2016, 17:10
Re: Doing my homeworkFrank Reed31 Oct 2016, 17:19
Re: Doing my homeworkTony Oz31 Oct 2016, 17:36
Re: Doing my homeworkFrank Reed31 Oct 2016, 17:39
Re: Doing my homeworkTony Oz31 Oct 2016, 19:17
Re: Davis MK3 & Casio Watch Mod.Noell Wilson31 Oct 2016, 20:03
Re: Traditional navigation by slide ruleBob Goethe31 Oct 2016, 21:07
Re: Davis MK3 & Casio Watch Mod.Bob Goethe31 Oct 2016, 21:47
Re: Doing my homeworkGary LaPook31 Oct 2016, 23:40
Re: Doing my homeworkGary LaPook31 Oct 2016, 23:41
Re: Traditional navigation by slide ruleGary LaPook31 Oct 2016, 23:45
Re: Doing my homeworkPeter Monta1 Nov 2016, 03:41
Re: Celestial navigation classes: looking for suggestions...Frank Reed1 Nov 2016, 18:52
Re: Davis MK3 & Casio Watch Mod.Greg Rudzinski1 Nov 2016, 18:54
GPS out by milesFrank Reed1 Nov 2016, 18:58
Re: Doing my homeworkGreg Rudzinski1 Nov 2016, 19:13
A navigation philosophy and landing on MarsFrank Reed1 Nov 2016, 19:26
Re: GPS out by milesGreg Rudzinski1 Nov 2016, 19:27
Re: A navigation philosophy and landing on MarsGreg Rudzinski1 Nov 2016, 19:41
Re: A navigation philosophy and landing on MarsFrank Reed1 Nov 2016, 20:13
Re: GPS out by milesBob Goethe1 Nov 2016, 20:37
Another round on the fate of Amelia Earhart in today's newsEd Popko1 Nov 2016, 20:38
Re: Another round on the fate of Amelia Earhart in today's newsDon Seltzer1 Nov 2016, 21:36
Re: GPS out by milesLu Abel2 Nov 2016, 01:15
Re: GPS out by milesTom Sult2 Nov 2016, 01:16
Re: GPS out by milesDon Seltzer2 Nov 2016, 01:40
Re: Another round on the fate of Amelia Earhart in today's newsGary LaPook2 Nov 2016, 01:44
Re: Another round on the fate of Amelia Earhart in today's newsGary LaPook2 Nov 2016, 07:11
Re: Another round on the fate of Amelia Earhart in today's newsGary LaPook2 Nov 2016, 07:12
Re: Another round on the fate of Amelia Earhart in today's newsEd Popko2 Nov 2016, 09:38
Re: Another round on the fate of Amelia Earhart in today's newsDon Seltzer2 Nov 2016, 13:25
Re: Another round on the fate of Amelia Earhart in today's newsBrad Morris2 Nov 2016, 13:45
Rhumb line by slide rulePaul Hirose2 Nov 2016, 21:41
Re: Doing my homeworkTony Oz3 Nov 2016, 10:41
Re: Doing my homeworkJohn D. Howard3 Nov 2016, 19:04
Re: Rhumb line by slide ruleBob Goethe3 Nov 2016, 19:15
Re: Doing my homeworkTony Oz3 Nov 2016, 21:41
Perigee full moon November 14th - Time for a special lunar?Ed Popko3 Nov 2016, 22:15
Which calculator to use for "arctan(tan(269))"?Tony Oz3 Nov 2016, 22:31
Re: Doing my homeworkStan K3 Nov 2016, 22:52
Re: Which calculator to use for "arctan(tan(269))"?Frank Reed3 Nov 2016, 22:55
Re: Which calculator to use for "arctan(tan(269))"?Stan K3 Nov 2016, 23:12
Re: Which calculator to use for "arctan(tan(269))"?Steve E. Bryant3 Nov 2016, 23:32
Re: Doing my homeworkJohn D. Howard3 Nov 2016, 23:52
That magic number: 3438Frank Reed4 Nov 2016, 02:09
Strange goings with a Casio G Shock watchAlan S4 Nov 2016, 03:16
Re: Traditional navigation by slide ruleBob Goethe4 Nov 2016, 06:52
Re: Strange goings with a Casio G Shock watchSean C4 Nov 2016, 11:07
Re: Doing my homeworkTony Oz4 Nov 2016, 14:06
Re: That magic number: 3438Robin Stuart4 Nov 2016, 14:46
Re: Strange goings with a Casio G Shock watchSteve E. Bryant4 Nov 2016, 14:50
Re: Which calculator to use for "arctan(tan(269))"?Robin Stuart4 Nov 2016, 15:28
Re: Which calculator to use for "arctan(tan(269))"?Tony Oz4 Nov 2016, 15:48
Re: Which calculator to use for "arctan(tan(269))"?Tony Oz4 Nov 2016, 15:50
Re: Which calculator to use for "arctan(tan(269))"?Bill Lionheart4 Nov 2016, 16:39
Re: Which calculator to use for "arctan(tan(269))"?Robin Stuart4 Nov 2016, 17:28
Re: Which calculator to use for "arctan(tan(269))"?Frank Reed4 Nov 2016, 17:54
Death to the Intercept Method!Frank Reed4 Nov 2016, 18:37
Re: Which calculator to use for "arctan(tan(269))"?Tony Oz4 Nov 2016, 19:03
Re: That magic number: 3438David Pike4 Nov 2016, 19:45
Re: That magic number: 3438David Pike4 Nov 2016, 19:57
Re: Death to the Intercept Method!Stan K4 Nov 2016, 20:11
Re: That magic number: 3438Robin Stuart4 Nov 2016, 20:41
Re: Death to the Intercept Method!Bob Goethe4 Nov 2016, 21:13
Re: Death to the Intercept Method!Doug MacPherson4 Nov 2016, 22:27
Re: Strange goings with a Casio G Shock watchAlan S4 Nov 2016, 22:33
Re: Strange goings with a Casio G Shock watchTony Oz4 Nov 2016, 22:58
Re: Death to the Intercept Method!John D. Howard4 Nov 2016, 23:00
Re: Strange goings with a Casio G Shock watchAlan S4 Nov 2016, 23:32
Re: Strange goings with a Casio G Shock watchAlan S4 Nov 2016, 23:38
Re: That magic number: 3438David Pike4 Nov 2016, 23:51
Re: Traditional navigation by slide ruleTony Oz5 Nov 2016, 00:16
Re: That magic number: 3438Frank Reed5 Nov 2016, 00:55
Re: Death to the Intercept Method!Mark Coady5 Nov 2016, 01:55
Re: Strange goings with a Casio G Shock watchSteve E. Bryant5 Nov 2016, 05:24
Re: Strange goings with a Casio G Shock watchHerman Dekker5 Nov 2016, 07:49
Re: Death to the Intercept Method!Sean C5 Nov 2016, 10:16
Re: Strange goings with a Casio G Shock watchBill Lionheart5 Nov 2016, 10:22
Re: Death to the Intercept Method!Francis Upchurch5 Nov 2016, 10:35
Re: Strange goings with a Casio G Shock watchSean C5 Nov 2016, 13:46
Re: Death to the Intercept Method!Peter Hakel5 Nov 2016, 14:14
Re: Strange goings with a Casio G Shock watchBill Lionheart5 Nov 2016, 16:49
Re: Traditional navigation by slide ruleBob Goethe5 Nov 2016, 17:01
Re: Strange goings with a Casio G Shock watchHerman Dekker5 Nov 2016, 17:11
Re: Strange goings with a Casio G Shock watchBrad Morris5 Nov 2016, 18:29
Re: Strange goings with a Casio G Shock watchSean C5 Nov 2016, 18:52
Time keeping anomalies with my Casio G Shock watchAlan S6 Nov 2016, 01:07
Re: Death to the Intercept Method!Robert Pearson6 Nov 2016, 01:59
Re: Doing my homework. Part 1 [FINISHED]Tony Oz6 Nov 2016, 02:45
Re: Traditional navigation by slide ruleBob Goethe6 Nov 2016, 04:13
Re: Traditional navigation by slide ruleGary LaPook6 Nov 2016, 07:15
Plotting a LOP properly: how to?Tony Oz6 Nov 2016, 20:22
Re: Plotting a LOP properly: how to?Gary LaPook6 Nov 2016, 20:35
Re: Plotting a LOP properly: how to?Tony Oz6 Nov 2016, 20:58
Re: Plotting a LOP properly: how to?Alan S6 Nov 2016, 22:17
Table 4 Suns GHA+Dec modifiedHerman Dekker7 Nov 2016, 21:01
Greenwich England highlightsSteve E. Bryant8 Nov 2016, 01:21
Re: Greenwich England highlightsBrad Morris8 Nov 2016, 05:48
Re: Table 4 Suns GHA+Dec modifiedGary LaPook8 Nov 2016, 06:33
Re: Greenwich England highlightsSteve E. Bryant8 Nov 2016, 07:13
Re: Strange goings with a Casio G Shock watchBill Lionheart8 Nov 2016, 08:41
Re: Greenwich England highlightsFrancis Upchurch8 Nov 2016, 09:14
Re: Traditional navigation by slide ruleBob Goethe8 Nov 2016, 19:01
Re: Strange goings with a Casio G Shock watchAlan S8 Nov 2016, 19:49
Re: Traditional navigation by slide ruleFrancis Upchurch8 Nov 2016, 20:31
Re: Traditional navigation by slide ruleGary LaPook8 Nov 2016, 22:24
Best Budget Sextant for Novice Celestial NavigatorsGreg Rudzinski8 Nov 2016, 23:59
Re: Best Budget Sextant for Novice Celestial NavigatorsAlan S9 Nov 2016, 01:38
Re: Best Budget Sextant for Novice Celestial NavigatorsAlan S9 Nov 2016, 03:28
Re: Traditional navigation by slide ruleNoell Wilson9 Nov 2016, 17:39
Re: Traditional navigation by slide ruleTony Oz9 Nov 2016, 18:07
Re: Greenwich England highlightsDavid Smith9 Nov 2016, 19:32
Re: Traditional navigation by slide ruleAlan S9 Nov 2016, 22:55
Re: Traditional navigation by slide rulePaul Hirose10 Nov 2016, 06:07
Accuracy of 19th century navigatorsGeoffrey Kolbe10 Nov 2016, 20:41
Re: Traditional navigation by slide ruleBob Goethe10 Nov 2016, 21:00
Re: Best Budget Sextant for Novice Celestial NavigatorsLu Abel10 Nov 2016, 21:31
Re: Best Budget Sextant for Novice Celestial NavigatorsBruce Cutting10 Nov 2016, 22:47
Re: Accuracy of 19th century navigatorsFrank Reed10 Nov 2016, 23:10
Re: Traditional navigation by slide ruleTony Oz11 Nov 2016, 18:58
Re: Traditional navigation by slide ruleBob Goethe11 Nov 2016, 21:13
Re: Traditional navigation by slide ruleGary LaPook12 Nov 2016, 01:28
Re: Traditional navigation by slide ruleGary LaPook12 Nov 2016, 02:11
Re: Traditional navigation by slide ruleGary LaPook12 Nov 2016, 02:25
Re: Traditional navigation by slide ruleGary LaPook12 Nov 2016, 02:32
Re: Traditional navigation by slide ruleBob Goethe12 Nov 2016, 07:47
Re: Traditional navigation by slide ruleBob Goethe12 Nov 2016, 08:43
Re: Traditional navigation by slide ruleBrad Morris12 Nov 2016, 16:22
14th century ships found in Black SeaNoell Wilson12 Nov 2016, 16:27
Re: Traditional navigation by slide ruleGary LaPook12 Nov 2016, 22:30
Re: Traditional navigation by slide ruleGary LaPook12 Nov 2016, 22:51
Re: Traditional navigation by slide ruleBob Goethe12 Nov 2016, 23:57
Re: Traditional navigation by slide rulePaul Hirose13 Nov 2016, 05:55
Re: Best Budget Sextant for Novice Celestial NavigatorsMark Coady13 Nov 2016, 15:15
Re: Best Budget Sextant for Novice Celestial NavigatorsBill Lionheart13 Nov 2016, 17:20
Re: Perigee full moon November 14th - Time for a special lunar?Frank Reed13 Nov 2016, 19:13
Re: Traditional navigation by slide ruleBob Goethe13 Nov 2016, 21:10
Re: Perigee full moon November 14th - Time for a special lunar?Robin Stuart13 Nov 2016, 22:05
Re: Perigee full moon November 14th - Time for a special lunar?Ed Popko13 Nov 2016, 23:37
Re: Perigee full moon November 14th - Time for a special lunar?Sean C14 Nov 2016, 05:01
Re: Traditional navigation by slide ruleGary LaPook14 Nov 2016, 05:29
Re: Traditional navigation by slide ruleGary LaPook14 Nov 2016, 06:23
"Super-Lune du siècle"Jackson McDonald14 Nov 2016, 17:13
Re: "Super-Lune du siècle"Gary LaPook14 Nov 2016, 17:35
Re: "Super-Lune du siècle"Greg Rudzinski14 Nov 2016, 19:38
360 degree slide rule trigPaul Hirose16 Nov 2016, 05:37
Unless they're Vikings, old men can't navigateFrank Reed17 Nov 2016, 18:36
Re: "Super-Lune du siècle"Brad Morris17 Nov 2016, 20:03
Re: "Super-Lune du siècle"Frank Reed17 Nov 2016, 20:38
Re: "Super-Lune du siècle"Bill Lionheart17 Nov 2016, 20:57
Re: Unless they're Vikings, old men can't navigateDavid Pike17 Nov 2016, 21:17
Re: Unless they're Vikings, old men can't navigateDavid Pike17 Nov 2016, 21:55
Re: Unless they're Vikings, old men can't navigateGary LaPook17 Nov 2016, 22:51
Re: Unless they're Vikings, old men can't navigateBob Goethe18 Nov 2016, 00:18
Re: Unless they're Vikings, old men can't navigateDon Seltzer18 Nov 2016, 14:30
How Globes were Made in the 1950sEd Popko18 Nov 2016, 22:15
Re: "Super-Lune du siècle"Frank Reed19 Nov 2016, 00:13
Daytime Venus AvailableGreg Rudzinski19 Nov 2016, 00:43
Re: How Globes were Made in the 1950sHerbert Prinz19 Nov 2016, 05:48
Re: How Globes were Made in the 1950sFrancis Upchurch19 Nov 2016, 06:07
Re: "Super-Lune du siècle"Bill Lionheart19 Nov 2016, 09:44
Re: How Globes were Made in the 1950sDavid Pike19 Nov 2016, 09:45
Re: How Globes were Made in the 1950sBill Lionheart19 Nov 2016, 09:58
Re: "Super-Lune du siècle"Robin Stuart19 Nov 2016, 16:04
Re: Unless they're Vikings, old men can't navigateGeoffrey Kolbe19 Nov 2016, 19:51
Re: How Globes were Made in the 1950sRobert Eno19 Nov 2016, 19:51
Re: "Super-Lune du siècle"Ed Popko19 Nov 2016, 19:58
Re: How Globes were Made in the 1950sFrancis Upchurch19 Nov 2016, 20:22
Re: "Super-Lune du siècle"Steve E. Bryant19 Nov 2016, 21:51
Re: Daytime Venus AvailablePeter Hakel20 Nov 2016, 05:11
Polhemus templates for 1:2'500'000 scaleRafal O.21 Nov 2016, 12:00
Re: Polhemus templates for 1:2'500'000 scaleRobert VanderPol II21 Nov 2016, 16:41
Re: Polhemus templates for 1:2'500'000 scaleDavid Pike21 Nov 2016, 21:21
Re: Polhemus templates for 1:2'500'000 scaleDavid Pike21 Nov 2016, 21:32
Re: "Super-Lune du siècle"Frank Reed22 Nov 2016, 03:40
Re: Polhemus templates for 1:2'500'000 scaleRafal O.22 Nov 2016, 06:46
Re: Polhemus templates for 1:2'500'000 scaleRafal O.22 Nov 2016, 06:50
Re: Polhemus templates for 1:2'500'000 scaleRafal O.22 Nov 2016, 06:55
Re: Great Circle Sailing ChartRobin Stuart22 Nov 2016, 19:14
Re: Great Circle Sailing ChartDavid Pike23 Nov 2016, 09:56
Re: Traditional navigation by slide ruleTony Oz23 Nov 2016, 16:16
Celestial Pre-computation Form for PolhemusDavid Pike23 Nov 2016, 17:54
Re: Traditional navigation by slide ruleBob Goethe23 Nov 2016, 18:13
Re: Celestial Pre-computation Form for PolhemusRobin Stuart23 Nov 2016, 19:14
Nautical or Statute Miles for Air NavigationDavid Pike23 Nov 2016, 19:52
Re: Nautical or Statute Miles for Air NavigationDavid Pike23 Nov 2016, 20:39
Re: Nautical or Statute Miles for Air NavigationDavid Pike23 Nov 2016, 21:34
USNO Website Down?Sean C23 Nov 2016, 22:29
Re: USNO Website Down?Bob Goethe23 Nov 2016, 22:39
Re: USNO Website Down?Herman Dekker23 Nov 2016, 22:48
Re: USNO Website Down?Frank Reed23 Nov 2016, 23:02
Re: USNO Website Down?Alan S23 Nov 2016, 23:42
A Nautical Almanac questionStan K23 Nov 2016, 23:52
Re: Nautical or Statute Miles for Air NavigationPaolo Borchetta24 Nov 2016, 03:11
Re: Nautical or Statute Miles for Air NavigationNoell Wilson24 Nov 2016, 03:13
Re: Celestial Pre-computation Form for PolhemusGary LaPook24 Nov 2016, 06:02
Re: Nautical or Statute Miles for Air NavigationGary LaPook24 Nov 2016, 06:29
Re: Nautical or Statute Miles for Air NavigationGary LaPook24 Nov 2016, 06:36
Re: Celestial Pre-computation Form for PolhemusGary LaPook24 Nov 2016, 07:20
Re: Celestial Pre-computation Form for PolhemusDavid Pike24 Nov 2016, 09:07
Venus by day and Gregs tipPaul Jackson24 Nov 2016, 10:11
IAU Formally Approves 227 Star NamesRobert H. van Gent24 Nov 2016, 13:57
Re: Traditional navigation by slide ruleGreg Rudzinski24 Nov 2016, 17:56
The flat BygraveTony Oz24 Nov 2016, 18:09
Re: The flat BygraveGary LaPook24 Nov 2016, 19:08
Re: IAU Formally Approves 227 Star NamesFrank Reed24 Nov 2016, 19:26
Re: Celestial Pre-computation Form for PolhemusGary LaPook24 Nov 2016, 19:30
Re: A Nautical Almanac questionDavid Fleming24 Nov 2016, 20:15
Re: The flat BygraveRobin Stuart24 Nov 2016, 21:37
Re: A Nautical Almanac questionStan K24 Nov 2016, 22:51
Re: Celestial Pre-computation Form for PolhemusDavid Pike24 Nov 2016, 23:19
Re: The flat BygraveTony Oz25 Nov 2016, 16:54
Re: The flat BygraveBrad Morris25 Nov 2016, 18:26
Re: The flat BygraveGary LaPook25 Nov 2016, 19:22
Re: 360 degree slide rule trigPaul Hirose28 Nov 2016, 06:04
Re: Kollsman periscopic sextant mountRobert Swartz28 Nov 2016, 06:27
Re: Kollsman periscopic sextant mountRobert Swartz28 Nov 2016, 06:33
Cellnav trained mariners and aviatorsDavid C28 Nov 2016, 07:34
Re: Cellnav trained mariners and aviatorsGary LaPook28 Nov 2016, 09:00
Re: Kollsman periscopic sextant mountGary LaPook28 Nov 2016, 09:04
Re: Kollsman periscopic sextant mountDavid Pike28 Nov 2016, 09:48
Re: Kollsman periscopic sextant mountDavid Pike28 Nov 2016, 10:16
Re: Great Circle Sailing ChartDavid Pike28 Nov 2016, 10:32
Re: A Nautical Almanac questionStan K28 Nov 2016, 16:36
Re: Kollsman periscopic sextant mountGary LaPook28 Nov 2016, 16:46
Re: Great Circle Sailing ChartGary LaPook28 Nov 2016, 16:57
Re: Kollsman periscopic sextant mountDavid Pike28 Nov 2016, 18:00
Latest Bulletin A from Different SenderSean C28 Nov 2016, 18:43
Re: Latest Bulletin A from Different SenderSean C29 Nov 2016, 02:31
Long by ChronDavid C29 Nov 2016, 03:16
Captains Logbook from 1687 describes longitudeGeorge Ayers29 Nov 2016, 03:42
Re: Captains Logbook from 1687 describes longitudeBrad Morris29 Nov 2016, 04:06
Re: Captains Logbook from 1687 describes longitudeDavid C29 Nov 2016, 04:06
Re: Captains Logbook from 1687 describes longitudeFrank Reed29 Nov 2016, 06:35
Re: Kollsman periscopic sextant mountRobert Swartz29 Nov 2016, 06:55
USN Ball Recording SextantRobert Swartz29 Nov 2016, 07:05
Re: Kollsman periscopic sextant mountDavid Pike29 Nov 2016, 10:33
Re: Captains Logbook from 1687 describes longitudeDon Seltzer29 Nov 2016, 14:19
Re: USN Ball Recording SextantRobert Eno29 Nov 2016, 16:19
Re: Long by ChronJohn D. Howard29 Nov 2016, 17:28
Quicker Ex-Meridian Formula for Slide Rule or CalculatorGreg Rudzinski29 Nov 2016, 19:08
Re: Quicker Ex-Meridian Formula for Slide Rule or CalculatorFrancis Upchurch29 Nov 2016, 19:37
Re: Long by ChronDavid C29 Nov 2016, 19:37
Re: Kollsman periscopic sextant mountGary LaPook29 Nov 2016, 21:22
Re: Kollsman periscopic sextant mountGary LaPook29 Nov 2016, 21:47
Re: Kollsman periscopic sextant mountPaul Dolkas29 Nov 2016, 22:28
Re: Kollsman periscopic sextant mountDavid Pike29 Nov 2016, 23:16
Re: Quicker Ex-Meridian Formula for Slide Rule or CalculatorGreg Rudzinski30 Nov 2016, 17:07
Re: Quicker Ex-Meridian Formula for Slide Rule or CalculatorRonald van Riet1 Dec 2016, 09:41
Re: Captains Logbook from 1687 describes longitudeLars Bergman1 Dec 2016, 17:15
Re: Quicker Ex-Meridian Formula for Slide Rule or CalculatorGreg Rudzinski1 Dec 2016, 17:35
Re: Captains Logbook from 1687 describes longitudeFrank Reed1 Dec 2016, 17:43
Re: Quicker Ex-Meridian Formula for Slide Rule or CalculatorFrank Reed1 Dec 2016, 18:31
Re: Quicker Ex-Meridian Formula for Slide Rule or CalculatorGreg Rudzinski1 Dec 2016, 18:46
Re: Quicker Ex-Meridian Formula for Slide Rule or CalculatorFrancis Upchurch1 Dec 2016, 19:22
Re: Quicker Ex-Meridian Formula for Slide Rule or CalculatorGary LaPook2 Dec 2016, 01:55
Re: Quicker Ex-Meridian Formula for Slide Rule or CalculatorJohn Brown2 Dec 2016, 10:40
Windjammer SunlineGreg Rudzinski2 Dec 2016, 17:31
Two men and the Old Man stage horizontal angle sightsDavid C2 Dec 2016, 22:47
Re: Celestial Navigation in the MoviesFrank Petrie3 Dec 2016, 01:21
Re: Two men and the Old Man stage horizontal angle sightsDavid C3 Dec 2016, 01:30
Re: Celestial Navigation in the MoviesGary LaPook3 Dec 2016, 02:46
Re: Windjammer SunlineGary LaPook3 Dec 2016, 06:55
Blackburn's C2 table...a rambleDavid C3 Dec 2016, 07:17
Re: Blackburn's C2 table...a rambleDavid C3 Dec 2016, 09:18
Re: Two men and the Old Man stage horizontal angle sightsDavid Pike3 Dec 2016, 10:45
Re: Celestial Navigation in the MoviesEd Popko3 Dec 2016, 18:42
Re: Blackburn's C2 table...a rambleFrank Reed3 Dec 2016, 19:17
Re: Blackburn's C2 table...a rambleDavid C3 Dec 2016, 20:59
Re: Celestial Navigation in the MoviesFrank Reed3 Dec 2016, 21:03
Re: Blackburn's C2 table...a rambleDavid C4 Dec 2016, 04:26
Re: Celestial Navigation in the MoviesGary LaPook4 Dec 2016, 09:42
Alt-Azimuth tablesDucruy Jacques4 Dec 2016, 10:54
Re: Blackburn's C2 table...a rambleJackson McDonald4 Dec 2016, 11:47
Re: Celestial Navigation in the MoviesFrank Reed4 Dec 2016, 18:26
Re: Celestial Navigation in the MoviesFrank Reed4 Dec 2016, 19:15
Re: Celestial Navigation in the MoviesRobert Swartz4 Dec 2016, 20:30
Winter Solstice and Camera CNGreg Rudzinski4 Dec 2016, 22:37
Double Altitude - Sensitivity to Time IntervalDavid C5 Dec 2016, 07:44
Re: Double Altitude - Sensitivity to Time IntervalFrank Reed5 Dec 2016, 08:07
Re: Double Altitude - Sensitivity to Time IntervalBill Lionheart5 Dec 2016, 09:21
Re: Quicker Ex-Meridian Formula for Slide Rule or CalculatorGary LaPook5 Dec 2016, 09:51
Re: Quicker Ex-Meridian Formula for Slide Rule or CalculatorJohn Brown5 Dec 2016, 11:00
Celestial Cartography Is in the Midst of a Dramatic Upgrade - Scientific AmericanJackson McDonald5 Dec 2016, 14:40
Re: Double Altitude - Sensitivity to Time IntervalTom Sult5 Dec 2016, 15:26
Re: Quicker Ex-Meridian Formula for Slide Rule or CalculatorGary LaPook5 Dec 2016, 18:40
Re: Quicker Ex-Meridian Formula for Slide Rule or CalculatorFrank Reed5 Dec 2016, 19:26
Re: Double Altitude - Sensitivity to Time IntervalDavid C5 Dec 2016, 19:38
Re: Blackburn's C2 table...a rambleBill Noyce5 Dec 2016, 19:41
Re: Winter Solstice and Camera CNDavid C5 Dec 2016, 19:44
Re: Blackburn's C2 table...a rambleDavid C5 Dec 2016, 19:51
Re: Celestial Navigation in the MoviesFrank Petrie5 Dec 2016, 20:03
Re: Celestial Navigation in the MoviesJackson McDonald5 Dec 2016, 20:58
Re: Celestial Navigation in the MoviesChris Willmes5 Dec 2016, 22:09
Hello and a question about polarizer sun filtersWayne Hilliard5 Dec 2016, 22:39
SextantDon Seltzer5 Dec 2016, 22:56
Re: Celestial Navigation in the MoviesFrank Reed6 Dec 2016, 00:30
Re: Celestial Navigation in the MoviesFrank Petrie6 Dec 2016, 06:28
Re: Hello and a question about polarizer sun filtersBill Lionheart6 Dec 2016, 09:03
Re: Quicker Ex-Meridian Formula for Slide Rule or CalculatorJohn Brown6 Dec 2016, 09:08
Re: Hello and a question about polarizer sun filtersGeoffrey Kolbe6 Dec 2016, 09:51
Re: Hello and a question about polarizer sun filtersBill Lionheart6 Dec 2016, 11:03
Re: Hello and a question about polarizer sun filtersFred Hebard6 Dec 2016, 15:46
Equal altitude puzzle from a movieFrank Reed6 Dec 2016, 19:07
Re: Hello and a question about polarizer sun filtersWayne Hilliard6 Dec 2016, 19:25
Re: Hello and a question about polarizer sun filtersFred Hebard6 Dec 2016, 19:55
Re: Hello and a question about polarizer sun filtersWayne Hilliard6 Dec 2016, 20:34
Re: Equal altitude puzzle from a movieFrank Reed6 Dec 2016, 22:25
Re: Hello and a question about polarizer sun filtersWayne Hilliard6 Dec 2016, 22:39
Re: Hello and a question about polarizer sun filtersWayne Hilliard6 Dec 2016, 22:44
"d" correctionsMike Freeman6 Dec 2016, 23:24
Re: "d" correctionsStan K6 Dec 2016, 23:42
Re: Equal altitude puzzle from a movieStan K7 Dec 2016, 00:22
Re: Equal altitude puzzle from a movieDavid C7 Dec 2016, 04:10
Re: Equal altitude puzzle from a movieFrank Reed7 Dec 2016, 06:20
Re: Celestial Navigation in the MoviesFrank Petrie7 Dec 2016, 07:17
Re: Hello and a question about polarizer sun filtersGeoffrey Kolbe7 Dec 2016, 07:40
Re: Hello and a question about polarizer sun filtersHerman Dekker7 Dec 2016, 15:00
Re: Celestial Navigation in the MoviesAlan S7 Dec 2016, 18:44
Re: Celestial Navigation in the MoviesFrank Reed7 Dec 2016, 20:10
Re: Equal altitude puzzle from a movieFrank Reed7 Dec 2016, 21:08
Re: Celestial Navigation in the MoviesAlan S7 Dec 2016, 22:31
Re: Long by ChronDavid C8 Dec 2016, 03:17
Re: Celestial Navigation in the MoviesHenry Halboth8 Dec 2016, 04:50
Re: Hello and a question about polarizer sun filtersGeoffrey Kolbe8 Dec 2016, 07:48
Re: Hello and a question about polarizer sun filtersHerman Dekker8 Dec 2016, 08:42
Re: Hello and a question about polarizer sun filtersFrank Reed8 Dec 2016, 15:48
Re: Celestial Navigation in the MoviesFrancis Upchurch8 Dec 2016, 18:35
Re: Celestial Navigation in the MoviesGreg Rudzinski8 Dec 2016, 19:12
Is Sextant a generic word?John D. Howard8 Dec 2016, 19:27
Re: Two men and the Old Man stage horizontal angle sightsDavid Pike8 Dec 2016, 21:11
Re: Is Sextant a generic word?David Pike8 Dec 2016, 21:38
Re: Is Sextant a generic word?Stan K8 Dec 2016, 22:16
Re: Celestial Navigation in the MoviesGreg Rudzinski8 Dec 2016, 23:08
Re: Is Sextant a generic word?Gary LaPook8 Dec 2016, 23:11
USS Arizona mystery superstructure detailEd Popko9 Dec 2016, 01:09
Re: USS Arizona mystery superstructure detailFrank Reed9 Dec 2016, 01:48
Re: Is Sextant a generic word?Frank Reed9 Dec 2016, 01:58
Re: Is Sextant a generic word?Frank Reed9 Dec 2016, 02:30
Re: USS Arizona mystery superstructure detailGreg R_9 Dec 2016, 03:46
Re: Is Sextant a generic word?John D. Howard9 Dec 2016, 05:44
Emergency Meridian AltitudeDavid C9 Dec 2016, 07:18
Re: Is Sextant a generic word?Ronald van Riet9 Dec 2016, 09:17
Re: USS Arizona mystery superstructure detailDavid Pike9 Dec 2016, 10:27
Re: Hello and a question about polarizer sun filtersWayne Hilliard9 Dec 2016, 10:50
Re: Is Sextant a generic word?Bruce J. Pennino9 Dec 2016, 13:20
Re: Is Sextant a generic word?Frank Reed9 Dec 2016, 18:19
Re: Emergency Meridian AltitudeDavid C9 Dec 2016, 19:54
Re: Is Sextant a generic word?John D. Howard9 Dec 2016, 20:21
Re: Emergency Meridian AltitudeGreg Rudzinski9 Dec 2016, 20:24
Re: Is Sextant a generic word?Stan K9 Dec 2016, 20:35
Re: Is Sextant a generic word?Paul Dolkas9 Dec 2016, 21:19
Re: Is Sextant a generic word?Tom Sult9 Dec 2016, 21:35
Re: Is Sextant a generic word?Alan S9 Dec 2016, 22:50
Re: Is Sextant a generic word?David C10 Dec 2016, 01:39
Re: Is Sextant a generic word?Sean C10 Dec 2016, 03:24
Re: Is Sextant a generic word?Herman Dekker10 Dec 2016, 07:37
Re: Celestial Navigation in the MoviesÖrjan Sandström10 Dec 2016, 10:16
Re: Is Sextant a generic word?Ed Popko10 Dec 2016, 12:29
Re: Is Sextant a generic word?Herbert Prinz10 Dec 2016, 16:02
Re: Is Sextant a generic word?Frank Reed10 Dec 2016, 16:13
Re: Is Sextant a generic word?Lu Abel10 Dec 2016, 16:27
Re: Is Sextant a generic word?Francis Upchurch10 Dec 2016, 17:02
Re: Is Sextant a generic word?Gary LaPook10 Dec 2016, 17:24
Re: Is Sextant a generic word?Paul Dolkas10 Dec 2016, 19:06
Bris sextantAdrian Blunt10 Dec 2016, 19:14
Re: Is Sextant a generic word?Herbert Prinz10 Dec 2016, 19:26
Re: Is Sextant a generic word?Ed Popko10 Dec 2016, 20:41
Re: Bris sextantGreg Rudzinski11 Dec 2016, 00:03
Re: Bris sextantGreg Rudzinski11 Dec 2016, 00:13
Twitter Cel Nav ChallengeEd Popko11 Dec 2016, 00:17
Re: Bris sextantAlexandre Eremenko11 Dec 2016, 02:50
Re: Emergency Meridian AltitudeDavid C11 Dec 2016, 02:53
Re: Twitter Cel Nav ChallengeKen Gebhart11 Dec 2016, 04:53
Re: Is Sextant a generic word?Geoffrey Kolbe11 Dec 2016, 09:09
Re: Is Sextant a generic word?Francis Upchurch11 Dec 2016, 09:38
Re: Is Sextant a generic word?Bill Lionheart11 Dec 2016, 10:11
Re: Twitter Cel Nav ChallengeStan K11 Dec 2016, 13:30
Re: Twitter Cel Nav ChallengeSean C11 Dec 2016, 13:44
Re: Twitter Cel Nav ChallengeMichael Bradley11 Dec 2016, 14:36
Re: Twitter Cel Nav ChallengeDavid Pike11 Dec 2016, 16:12
Re: Twitter Cel Nav ChallengeBruce J. Pennino11 Dec 2016, 16:33
Re: Twitter Cel Nav ChallengeEd Popko11 Dec 2016, 17:31
Re: Twitter Cel Nav ChallengeAlan S11 Dec 2016, 17:37
Re: Twitter Cel Nav ChallengeAlan S11 Dec 2016, 17:43
The lie of the land: when map makers get it wrong –  in pictures Books The GuardianJackson McDonald11 Dec 2016, 20:15
Re: Is Sextant a generic word?Bruce J. Pennino11 Dec 2016, 20:22
Re: Emergency Meridian AltitudeGreg Rudzinski11 Dec 2016, 22:36
Re: The lie of the land: when map ma kers get it wrong �� in pictures Books The GuardianGary LaPook12 Dec 2016, 18:02
Re: The lie of the land: when map ma kers get it wrong �� in p ictures Books The GuardianLu Abel12 Dec 2016, 20:08
Re: The lie of the land: when map makers get it wrongEd Popko12 Dec 2016, 21:00
A Navlist member is getting an awardStan K12 Dec 2016, 21:39
Re: A Navlist member is getting an awardEd Popko12 Dec 2016, 22:17
Re: A Navlist member is getting an awardJohn D. Howard12 Dec 2016, 22:17
Re: A Navlist member is getting an awardGary LaPook12 Dec 2016, 22:22
Re: The lie of the land: when map ma kers get it wrong �� in pictures Book s The GuardianDavid Pike12 Dec 2016, 23:44
Santa Barbara 2016: 4-LOP fixPeter Hakel12 Dec 2016, 23:51
Twitter Cel Nav Challenge - submissionsEd Popko12 Dec 2016, 23:58
Re: The lie of the land: when map makers get it wrongDavid Pike13 Dec 2016, 00:24
Fer3.com problem?Stan K13 Dec 2016, 00:39
Santa Barbara 2016: Venus sightPeter Hakel13 Dec 2016, 01:06
Re: Fer3.com problem?Frank Reed13 Dec 2016, 01:10
"Point determinatif" translation in englishPosth P13 Dec 2016, 01:32
Re: Fer3.com problem?Stan K13 Dec 2016, 02:14
Re: "Point determinatif" translation in englishStan K13 Dec 2016, 02:21
Re: A Navlist member is getting an awardNoell Wilson13 Dec 2016, 02:35
Re: "Point determinatif" translation in englishHenry Halboth13 Dec 2016, 06:48
Re: Santa Barbara 2016: 4-LOP fixGreg Rudzinski13 Dec 2016, 18:28
Re: "Point determinatif" translation in englishGeoffrey Butt13 Dec 2016, 20:03
Re: Santa Barbara 2016: Venus sightStan K13 Dec 2016, 22:08
Re: Santa Barbara 2016: Venus sightPeter Hakel14 Dec 2016, 01:20
Re: Santa Barbara 2016: Venus sightStan K14 Dec 2016, 02:40
Re: Santa Barbara 2016: Venus sightStan K14 Dec 2016, 02:48
Re: Santa Barbara 2016: Venus sightPeter Hakel14 Dec 2016, 15:15
Galileo Goes LiveDavid Pike15 Dec 2016, 10:18
Re: Galileo Goes LiveRichard B. Langley16 Dec 2016, 13:28
Re: Galileo Goes LiveTom Sult16 Dec 2016, 15:04
Re: Galileo Goes LiveSean C16 Dec 2016, 15:32
Re: Santa Barbara 2016: Venus sightBill Noyce16 Dec 2016, 16:19
Re: Santa Barbara 2016: Venus sightStan K16 Dec 2016, 18:04
USNS BowdtchGary LaPook16 Dec 2016, 18:09
Re: USNS BowdtchGary LaPook16 Dec 2016, 18:26
Re: USNS BowdtchFrank Reed16 Dec 2016, 18:35
Re: USNS BowdtchGreg Rudzinski16 Dec 2016, 18:43
Re: USNS BowdtchGeoffrey Kolbe17 Dec 2016, 06:52
The Sun does not stop for anyoneDavid C17 Dec 2016, 09:20
Re: The Sun does not stop for anyoneFrank Reed17 Dec 2016, 15:02
Re: The Sun does not stop for anyoneJohn D. Howard17 Dec 2016, 16:33
Re: USNS Bowditch - also Slocum!Paul Saffo17 Dec 2016, 18:15
Re: The Sun does not stop for anyoneGreg Rudzinski17 Dec 2016, 18:27
Re: USNS Bowditch - also Slocum!Frank Reed17 Dec 2016, 19:00
Re: The Sun does not stop for anyoneDavid C17 Dec 2016, 20:45
Re: The Sun does not stop for anyoneDavid C17 Dec 2016, 21:34
Re: The Sun does not stop for anyoneJohn D. Howard17 Dec 2016, 22:14
Re: The Sun does not stop for anyonePeter Hakel17 Dec 2016, 22:33
Re: USNS Bowditch - also Slocum!Gary LaPook17 Dec 2016, 23:49
Re: USNS Bowditch - also Slocum!Brad Morris18 Dec 2016, 00:16
Re: USNS Bowditch - also Slocum!Don Seltzer18 Dec 2016, 00:34
Re: USNS Bowditch - also Slocum!Lu Abel18 Dec 2016, 01:13
Re: USNS Bowditch - also Slocum!Robert VanderPol II18 Dec 2016, 06:20
Re: USNS Bowditch - also Slocum!Don Seltzer18 Dec 2016, 15:09
Nautical Almanac 1981 (USCG license training)Frank Reed18 Dec 2016, 17:27
Celestial navigation in animals?Bill Lionheart18 Dec 2016, 17:31
Re: Nautical Almanac 1981 (USCG license training)Stan K18 Dec 2016, 18:03
Re: Celestial navigation in animals?Greg Rudzinski18 Dec 2016, 19:00
Bob Goethe's Mark 2 Navigators slide rule, test drive comparisons.Francis Upchurch19 Dec 2016, 12:32
Re: Santa Barbara 2016: Venus sightStan K19 Dec 2016, 17:28
Re: Santa Barbara 2016: Venus sightBrad Morris19 Dec 2016, 18:45
Re: Bob Goethe's Mark 2 Navigators slide rule, test drive comparisons.Bob Goethe19 Dec 2016, 19:48
First Nations Navigation - west coast of British Columbia?Carly Butler20 Dec 2016, 00:47
Re: Santa Barbara 2016: Venus sightPeter Hakel20 Dec 2016, 00:48
Re: Bob Goethe's Mark 2 Navigators slide rule, test drive comparisons.Frank Reed20 Dec 2016, 01:04
Talk at AF Space Command (GPS History)Richard Easton20 Dec 2016, 01:25
Re: Celestial navigation in animals?Frank Reed20 Dec 2016, 01:43
Re: First Nations Navigation - west coast of British Columbia?Frank Reed20 Dec 2016, 01:59
Re: Santa Barbara 2016: Venus sightStan K20 Dec 2016, 02:06
Re: First Nations Navigation - west coast of British Columbia?Greg Rudzinski20 Dec 2016, 02:16
Re: Bob Goethe's Mark 2 Navigators slide rule, test drive comparisons.Alan S20 Dec 2016, 03:04
Re: First Nations Navigation - west coast of British Columbia?Tom Sult20 Dec 2016, 04:04
Re: Celestial navigation in animals?Brad Morris20 Dec 2016, 04:19
Re: Celestial navigation in animals?Brad Morris20 Dec 2016, 04:21
Re: Celestial navigation in animals?Francis Upchurch20 Dec 2016, 18:42
Summer SolsticeDavid C20 Dec 2016, 18:58
Re: Summer SolsticeFrancis Upchurch20 Dec 2016, 20:25
Re: Celestial navigation in animals?David Pike20 Dec 2016, 20:37
Re: Summer SolsticeDavid C20 Dec 2016, 21:14
Personal Equation and Index ErrorDavid C21 Dec 2016, 00:27
Re: Summer SolsticeDavid C21 Dec 2016, 01:30
Re: Personal Equation and Index ErrorGreg Rudzinski21 Dec 2016, 03:27
Re: Summer SolsticeDavid C21 Dec 2016, 06:57
Re: Personal Equation and Index ErrorDavid C21 Dec 2016, 07:10
Re: Summer SolsticePaul Werner21 Dec 2016, 12:55
Re: Personal Equation and Index ErrorGary LaPook21 Dec 2016, 19:04
Re: Personal Equation and Index ErrorBill Morris21 Dec 2016, 19:34
Re: Summer SolsticeDavid C21 Dec 2016, 20:35
Re: Summer SolsticeBrad Morris21 Dec 2016, 23:40
Re: Summer SolsticeStan K22 Dec 2016, 00:33
Pistor & Martin's Prismatic SextantBrad Morris22 Dec 2016, 00:35
LAN Example for ON Nov/Dec IssueGreg Rudzinski22 Dec 2016, 19:16
Re: LAN Example for ON Nov/Dec IssuePaul Jackson22 Dec 2016, 19:54
Re: LAN Example for ON Nov/Dec IssueStan K22 Dec 2016, 20:17
Re: LAN Example for ON Nov/Dec IssueJackson McDonald22 Dec 2016, 20:41
Re: LAN Example for ON Nov/Dec IssueHewitt Schlereth22 Dec 2016, 21:14
Re: Pistor & Martin's Prismatic SextantHerbert Prinz23 Dec 2016, 04:01
Re: Pistor & Martin's Prismatic SextantBrad Morris23 Dec 2016, 05:20
Re: LAN Example for ON Nov/Dec IssueHerbert Prinz23 Dec 2016, 06:17
Re: Pistor & Martin's Prismatic SextantHerbert Prinz23 Dec 2016, 07:10
Kollsman Pendulous Reference Sextant QuestionsDavid Pike23 Dec 2016, 11:10
Re: Summer SolsticePaul Werner23 Dec 2016, 11:21
Re: Summer SolsticeDavid Pike23 Dec 2016, 11:32
Re: Pistor & Martin's Prismatic SextantBrad Morris23 Dec 2016, 14:10
Constructing the next square up on a Mercator chart.David Pike23 Dec 2016, 14:36
Re: Summer SolsticeBrad Morris23 Dec 2016, 14:37
Re: Summer SolsticeStan K23 Dec 2016, 14:38
Re: Pistor & Martin's Prismatic SextantHerbert Prinz23 Dec 2016, 15:38
Re: LAN Example for ON Nov/Dec IssueRobin Stuart23 Dec 2016, 15:54
Re: Summer SolsticeBob Goethe23 Dec 2016, 16:29
Re: Constructing the next square up on a Mercator chart.Robin Stuart23 Dec 2016, 17:07
Re: Summer SolsticeDavid Pike23 Dec 2016, 17:09
Re: Constructing the next square up on a Mercator chart.Stan K23 Dec 2016, 18:21
Re: Summer SolsticeStan K23 Dec 2016, 18:22
Re: Constructing the next square up on a Mercator chart.David Pike23 Dec 2016, 19:52
Underway Daylight 3-Body FixGreg Rudzinski23 Dec 2016, 21:26
Re: Summer SolsticeDavid Pike23 Dec 2016, 21:40
Re: LAN Example for ON Nov/Dec IssuePaul Jackson23 Dec 2016, 22:23
Re: Underway Daylight 3-Body FixDoug MacPherson24 Dec 2016, 00:56
Re: The Sun does not stop for anyoneDavid C24 Dec 2016, 01:09
Re: Summer SolsticeJohn D. Howard24 Dec 2016, 02:28
Re: The Sun does not stop for anyoneJohn D. Howard24 Dec 2016, 02:56
Re: Summer SolsticeJohn D. Howard24 Dec 2016, 03:00
Re: Summer SolsticeDavid C24 Dec 2016, 04:31
Re: The Sun does not stop for anyoneDavid C24 Dec 2016, 04:38
Re: Summer SolsticeBrad Morris24 Dec 2016, 04:43
Re: LAN Example for ON Nov/Dec IssueStan K24 Dec 2016, 06:11
Re: Summer SolsticeDavid C24 Dec 2016, 07:04
An Astrovan at LastDavid Pike24 Dec 2016, 12:13
Re: The Sun does not stop for anyoneJohn D. Howard24 Dec 2016, 17:08
Re: The Sun does not stop for anyoneFrank Reed24 Dec 2016, 18:17
Re: The Sun does not stop for anyoneDavid Pike24 Dec 2016, 21:05
Re: The Sun does not stop for anyoneGreg Rudzinski24 Dec 2016, 22:17
Orion-teeringFrank Reed25 Dec 2016, 01:12
Re: The Sun does not stop for anyoneGary LaPook25 Dec 2016, 09:46
Re: AN-5854-1 Bubble Sextant (Bausch & Lomb)Steve Schoner26 Dec 2016, 02:27
Re: The Sun does not stop for anyoneDavid C26 Dec 2016, 07:15
Re: The Sun does not stop for anyoneDavid Pike26 Dec 2016, 10:58
Re: The lie of the land: when map makers get it wrongDavid Pike26 Dec 2016, 11:26
Re: AN-5854-1 Bubble Sextant (Bausch & Lomb)Greg Rudzinski26 Dec 2016, 11:55
Leap second on December 31Frank Reed26 Dec 2016, 15:54
Re: The Sun does not stop for anyoneFrank Reed26 Dec 2016, 16:56
Re: The Sun does not stop for anyoneGary LaPook26 Dec 2016, 18:59
Re: The Sun does not stop for anyoneGary LaPook26 Dec 2016, 19:20
Re: The Sun does not stop for anyoneGary LaPook26 Dec 2016, 19:51
Re: The Sun does not stop for anyoneGary LaPook26 Dec 2016, 20:12
Re: The Sun does not stop for anyoneFrank Reed26 Dec 2016, 20:31
Re: The Sun does not stop for anyoneDavid Pike26 Dec 2016, 20:56
Re: The Sun does not stop for anyoneGreg Rudzinski26 Dec 2016, 22:11
NavList individualsBob Goethe26 Dec 2016, 22:56
Re: The Sun does not stop for anyoneFrank Reed27 Dec 2016, 00:38
Re: The Sun does not stop for anyoneDavid C27 Dec 2016, 01:27
Re: The Sun does not stop for anyoneGary LaPook27 Dec 2016, 06:14
Re: The Sun does not stop for anyoneGary LaPook27 Dec 2016, 08:14
Re: Leap second on December 31Geoffrey Kolbe27 Dec 2016, 09:25
Re: The Sun does not stop for anyoneGary LaPook27 Dec 2016, 10:58
Re: The Sun does not stop for anyoneGary LaPook27 Dec 2016, 11:20
Re: The Sun does not stop for anyoneJohn D. Howard27 Dec 2016, 14:53
Re: The Sun does not stop for anyoneGreg Rudzinski27 Dec 2016, 16:21
Re: The Sun does not stop for anyoneDavid Pike27 Dec 2016, 18:27
Lan By DslrGreg Rudzinski27 Dec 2016, 20:08
Re: The Sun does not stop for anyoneDavid Pike27 Dec 2016, 20:34
Re: The Sun does not stop for anyoneGary LaPook28 Dec 2016, 09:56
Re: The Sun does not stop for anyoneGary LaPook28 Dec 2016, 10:35
Re: The Sun does not stop for anyoneJohn D. Howard28 Dec 2016, 16:56
Re: Lan By DslrAndrés Ruiz28 Dec 2016, 17:57
Re: An Astrovan at LastAndrés Ruiz28 Dec 2016, 18:09
Re: The Sun does not stop for anyoneJohn D. Howard28 Dec 2016, 19:09
Golden Globe Race NavigationFrank Reed28 Dec 2016, 22:45
Re: An Astrovan at LastDavid Pike28 Dec 2016, 22:48
Re: Golden Globe Race NavigationBob Goethe28 Dec 2016, 23:23
Re: Golden Globe Race NavigationManuel Cruz29 Dec 2016, 00:33
Re: The Sun does not stop for anyoneGary LaPook29 Dec 2016, 07:40
Re: The Sun does not stop for anyoneGary LaPook29 Dec 2016, 08:19
Re: The Sun does not stop for anyoneDavid Pike29 Dec 2016, 10:20
Re: Leap second on December 31Frank Reed29 Dec 2016, 15:57
Re: Golden Globe Race NavigationDoug MacPherson29 Dec 2016, 16:29
Re: The Sun does not stop for anyoneJohn D. Howard29 Dec 2016, 16:30
Re: Golden Globe Race NavigationFrancis Upchurch29 Dec 2016, 18:35
Re: Leap second on December 31Bob Goethe29 Dec 2016, 18:48
Re: Golden Globe Race NavigationGreg Rudzinski29 Dec 2016, 18:53
Re: Golden Globe Race NavigationFrank Reed29 Dec 2016, 19:16
Re: The Sun does not stop for anyoneFrank Reed29 Dec 2016, 19:50
Re: The Sun does not stop for anyoneDavid C29 Dec 2016, 20:06
Re: The Sun does not stop for anyoneGary LaPook29 Dec 2016, 20:16
First Venus sightDavid C29 Dec 2016, 20:28
NavList and Facebook celestial groupFrank Reed29 Dec 2016, 20:45
Re: Leap second on December 31Robin Stuart29 Dec 2016, 21:29
Re: Golden Globe Race NavigationHewitt Schlereth29 Dec 2016, 22:16
Re: The Sun does not stop for anyoneDavid Pike29 Dec 2016, 23:03
Re: NavList and Facebook celestial groupAlan S29 Dec 2016, 23:40
Re: The Sun does not stop for anyoneJohn D. Howard30 Dec 2016, 01:18
Re: Golden Globe Race NavigationGreg Rudzinski30 Dec 2016, 03:30
Re: Golden Globe Race NavigationHewitt Schlereth30 Dec 2016, 04:09
Re: Golden Globe Race NavigationHenry Halboth30 Dec 2016, 04:09
Re: Golden Globe Race NavigationGreg Rudzinski30 Dec 2016, 06:01
Re: The Sun does not stop for anyoneGary LaPook30 Dec 2016, 08:14
Re: Leap second on December 31Geoffrey Kolbe30 Dec 2016, 13:55
Re: The Sun does not stop for anyoneJohn D. Howard30 Dec 2016, 15:17
Re: Leap second on December 31Peter Smith30 Dec 2016, 16:26
Re: The Sun does not stop for anyoneGary LaPook30 Dec 2016, 17:06
Re: The Sun does not stop for anyoneGary LaPook30 Dec 2016, 17:15
Re: The Sun does not stop for anyoneBob Goethe30 Dec 2016, 18:10
Re: The Sun does not stop for anyoneFrank Reed30 Dec 2016, 18:48
Hamilton 992B as Marine ChronometerGreg Rudzinski30 Dec 2016, 19:01
Re: The Sun does not stop for anyoneBob Goethe30 Dec 2016, 19:05
Re: The Sun does not stop for anyoneJohn D. Howard30 Dec 2016, 19:25
Re: The Sun does not stop for anyoneJohn D. Howard30 Dec 2016, 19:37
Re: The Sun does not stop for anyoneJohn D. Howard30 Dec 2016, 19:54
Re: The Sun does not stop for anyoneGary LaPook30 Dec 2016, 19:59
Re: The Sun does not stop for anyoneGary LaPook30 Dec 2016, 20:10
Re: The Sun does not stop for anyoneRobin Stuart30 Dec 2016, 20:14
Re: The Sun does not stop for anyoneFrank Reed30 Dec 2016, 20:38
Re: The Sun does not stop for anyoneFrank Reed30 Dec 2016, 20:50
Re: The Sun does not stop for anyoneStan K30 Dec 2016, 21:08
Re: The Sun does not stop for anyoneDavid Pike30 Dec 2016, 21:27
Re: First Venus sightDavid C31 Dec 2016, 01:42
Re: First Venus sightJohn D. Howard31 Dec 2016, 02:22
Re: The Sun does not stop for anyoneGary LaPook31 Dec 2016, 05:15
Re: The Sun does not stop for anyoneGary LaPook31 Dec 2016, 05:19
Re: The Sun does not stop for anyoneGary LaPook31 Dec 2016, 05:29
Re: Golden Globe Race NavigationHenry Halboth31 Dec 2016, 06:12
Re: The Sun does not stop for anyoneGary LaPook31 Dec 2016, 06:24
Re: The Sun does not stop for anyoneGary LaPook31 Dec 2016, 07:01
Using Venus for Marine Sextant CalibrationRobert Swartz31 Dec 2016, 07:09
Re: The Sun does not stop for anyoneSean C31 Dec 2016, 10:06
Re: The Sun does not stop for anyoneRobin Stuart31 Dec 2016, 15:09
Re: The Sun does not stop for anyoneFrank Reed31 Dec 2016, 15:32
Re: The Sun does not stop for anyoneRobin Stuart31 Dec 2016, 15:47
Toward a reedition of "Histoire generale de la navigation" by F. MarguetAnnaig Labornez31 Dec 2016, 16:35
Re: Hamilton 992B as Marine ChronometerFrancis Upchurch31 Dec 2016, 16:46
Re: The Sun does not stop for anyoneRobin Stuart31 Dec 2016, 17:08
A conformal plotting sheet for high latitudesDavid Pike31 Dec 2016, 17:43
Showing a Mercator Projection is not a perspective projectionDavid Pike31 Dec 2016, 18:14
Re: Hamilton 992B as Marine ChronometerFrancis Upchurch31 Dec 2016, 19:28
Re: Showing a Mercator Projection is not a perspective projectionRobin Stuart31 Dec 2016, 19:39
Re: Hamilton 992B as Marine Chronometer for 2018 GGRGreg Rudzinski31 Dec 2016, 20:22
Re: Showing a Mercator Projection is not a perspective projectionRobin Stuart31 Dec 2016, 20:43
Re: Leap second on December 31David C31 Dec 2016, 21:23
Re: Toward a reedition of "Histoire generale de la navigation" by F. MarguetJackson McDonald31 Dec 2016, 21:28
Re: Golden Globe Race NavigationGreg Rudzinski31 Dec 2016, 22:28
Re: An Astrovan at LastDavid Pike31 Dec 2016, 22:59

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