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

2017

Index includes 3453 messages. Sorted by message ID, in descending order.

                    
Re: Article by Russell Porter on Latitude without instrumentsGary LaPook31 Dec 2017, 23:50
Re: Cotter's "History of Nautical Astronomy" on ebayFrank Reed31 Dec 2017, 23:31
Re: Article by Russell Porter on Latitude without instrumentsRoger W. Sinnott31 Dec 2017, 21:56
Re: Article by Russell Porter on Latitude without instrumentsGary LaPook31 Dec 2017, 21:11
Re: Article by Russell Porter on Latitude without instrumentsPaul Saffo31 Dec 2017, 16:25
Re: First Moon-Star LunarEd Popko31 Dec 2017, 11:44
Re: Latitude by two stars ...on a Party BoatBob Crawley31 Dec 2017, 09:32
Re: Solstice Sun LinesDavid Pike31 Dec 2017, 09:31
Re: First Moon-Star LunarAntoine Couëtte31 Dec 2017, 08:55
Re: Solstice Sun LinesAntoine Couëtte31 Dec 2017, 06:16
Re: First Moon-Star LunarAntoine Couëtte31 Dec 2017, 03:20
Re: Traditional navigation by slide ruleAlan S31 Dec 2017, 01:00
Article by Russell Porter on Latitude without instrumentsWayne Hilliard30 Dec 2017, 22:05
Re: Latitude by two stars ...on a Party BoatGreg Rudzinski30 Dec 2017, 17:38
Re: Solstice Sun LinesBrian Walton30 Dec 2017, 16:23
Re: Polar Grid AirNav and Oceanic AirNavAntoine Couëtte30 Dec 2017, 09:51
Re: Polar Grid AirNav and Oceanic AirNavGary LaPook30 Dec 2017, 03:28
Re: Polar Grid AirNav and Oceanic AirNavGary LaPook30 Dec 2017, 03:26
Re: Latitude by two stars ...on a Party BoatGreg Rudzinski30 Dec 2017, 01:10
Re: First Moon-Star LunarSean C29 Dec 2017, 21:17
AP1234 - 1941 EditionDavid Pike29 Dec 2017, 18:15
Re: Polar Grid AirNav and Oceanic AirNavJohn D. Howard29 Dec 2017, 16:38
Re: First Moon-Star LunarEd Popko29 Dec 2017, 16:20
Re: Polar Grid AirNav and Oceanic AirNavEd Popko29 Dec 2017, 13:34
Re: First Moon-Star LunarSean C29 Dec 2017, 08:32
Polar Grid AirNav and Oceanic AirNavAntoine Couëtte29 Dec 2017, 00:42
Re: Latitude by two stars observed simultaneouslyDavid Pike28 Dec 2017, 19:49
Re: First Moon-Star LunarEd Popko28 Dec 2017, 18:14
Re: Problem with radio 'atomic' clock --detected by LunarFrank Reed28 Dec 2017, 18:08
Re: Unwarranted levels of precisionFrank Reed28 Dec 2017, 17:54
Re: Latitude by two stars ...on a Party BoatGreg Rudzinski28 Dec 2017, 16:49
Problem with radio 'atomic' clock --detected by LunarGeoffrey Kolbe28 Dec 2017, 13:11
Re: History of Air NavigationDavid Pike28 Dec 2017, 11:44
Re: First Moon-Star LunarSean C28 Dec 2017, 11:26
Re: History of Air NavigationWolfgang Köberer28 Dec 2017, 08:27
Re: Heading/Speed Acceleration Error CardGary LaPook28 Dec 2017, 06:26
Re: A noon fix inland with an peri-sextantPaul Dolkas28 Dec 2017, 06:26
The Moon, the Universe, Betelgeuse, and IrelandFrank Reed28 Dec 2017, 03:19
Re: First Moon-Star LunarFrank Reed28 Dec 2017, 00:22
Re: A Lunar Example: Sun and Moon vertically alignedPaul Hirose27 Dec 2017, 22:00
Re: Coriolis Acceleration -- A general caseAntoine Couëtte27 Dec 2017, 21:54
Re: Solstice Sun LinesAntoine Couëtte27 Dec 2017, 19:49
History of Air NavigationFrank Reed27 Dec 2017, 19:35
Latitude by two stars ...on a Party BoatFrank Reed27 Dec 2017, 19:05
Re: First Moon-Star LunarAntoine Couëtte27 Dec 2017, 18:52
Re: Cotter's "History of Nautical Astronomy" on ebayBruce J. Pennino27 Dec 2017, 18:03
Heading/Speed Acceleration Error CardDavid Pike27 Dec 2017, 18:03
Re: Solstice Sun LinesBruce J. Pennino27 Dec 2017, 14:37
Re: First Moon-Star Lunar (corrected version)Antoine Couëtte27 Dec 2017, 11:36
Re: First Moon-Star LunarEd Popko27 Dec 2017, 11:07
Re: First Moon-Star LunarEd Popko27 Dec 2017, 10:58
Coriolis Acceleration – A general caseDavid Pike27 Dec 2017, 10:13
Re: First Moon-Star LunarAntoine Couëtte27 Dec 2017, 08:42
Cotter's "History of Nautical Astronomy" on ebayFrank Reed26 Dec 2017, 20:37
Re: Solstice Sun LinesDavid Pike26 Dec 2017, 17:44
Re: First Moon-Star LunarAntoine Couëtte26 Dec 2017, 15:45
Re: Solstice Sun LinesAntoine Couëtte26 Dec 2017, 14:34
Publishing Heights valuesAntoine Couëtte26 Dec 2017, 12:36
Re: Weems Star Altitude CurvesGary LaPook26 Dec 2017, 09:32
Regulations for examining masters and mates 1845David C26 Dec 2017, 07:18
Re: GPS Anti Spoof appGreg Rudzinski26 Dec 2017, 07:14
Re: Solstice Sun LinesTracy Shrier26 Dec 2017, 04:25
Re: Solstice Sun LinesDavid Pike25 Dec 2017, 23:31
Re: Solstice Sun LinesAntoine Couëtte25 Dec 2017, 21:41
Re: The "OTHER" Kamal.Greg Rudzinski25 Dec 2017, 19:26
Re: Solstice Sun LinesDavid Pike25 Dec 2017, 18:49
Re: The "OTHER" Kamal.Brad Morris25 Dec 2017, 17:53
Re: C Plath sextant, missing partPeter Van Dine25 Dec 2017, 16:23
Re: C Plath sextant, missing partPeter Van Dine25 Dec 2017, 16:20
The "OTHER" Kamal.Herman Dekker25 Dec 2017, 16:10
Re: Solstice Sun LinesAntoine Couëtte25 Dec 2017, 11:13
Re: Unwarranted levels of precisionMark Knudsen24 Dec 2017, 23:45
Re: Solstice Sun LinesFrank Reed24 Dec 2017, 17:00
Re: Solstice Sun LinesDavid Pike24 Dec 2017, 16:38
Re: Latitude by two stars observed simultaneouslyDavid Pike24 Dec 2017, 15:21
Re: C Plath sextant, missing partRidge White24 Dec 2017, 14:18
Re: C Plath sextant, missing partRidge White24 Dec 2017, 14:11
Re: Unwarranted levels of precisionMichael Arthur24 Dec 2017, 13:33
First Moon-Star LunarEd Popko24 Dec 2017, 12:44
Solstice Sun LinesTracy Shrier24 Dec 2017, 04:22
Re: C Plath sextant, missing partBill Morris24 Dec 2017, 03:08
Re: C Plath sextant, missing partGreg Rudzinski24 Dec 2017, 01:41
Re: Latitude by two stars observed simultaneouslyFrank Reed24 Dec 2017, 00:57
Re: Latitude by two stars observed simultaneouslyPeter Monta24 Dec 2017, 00:20
C Plath sextant, missing partPeter Van Dine23 Dec 2017, 23:27
Re: Latitude by two stars observed simultaneouslyFrank Reed23 Dec 2017, 21:18
Re: A Lunar Example: Sun and Moon vertically alignedSean C23 Dec 2017, 13:47
Re: Living on the EquatorDon Seltzer23 Dec 2017, 01:06
Living on the EquatorLu Abel22 Dec 2017, 23:20
Re: Howland Island landfallDavid C22 Dec 2017, 22:17
Re: A Lunar Example: Sun and Moon vertically alignedCharles McElhill22 Dec 2017, 21:57
Re: Latitude by two stars observed simultaneouslyCharles McElhill22 Dec 2017, 21:47
Re: Latitude by two stars observed simultaneouslyGreg Rudzinski22 Dec 2017, 21:08
Re: Howland Island landfallDavid C22 Dec 2017, 20:09
Re: A Lunar Example: Sun and Moon vertically alignedFrank Reed22 Dec 2017, 18:57
Re: Sextant scope footprintsMark Knudsen22 Dec 2017, 18:52
Re: A Lunar Example: Sun and Moon vertically alignedEd Popko22 Dec 2017, 18:20
Re: Latitude by two stars observed simultaneouslyBrad Morris22 Dec 2017, 17:30
Re: Latitude by two stars observed simultaneouslyFrank Reed22 Dec 2017, 17:09
Re: Unwarranted levels of precisionJackson McDonald22 Dec 2017, 11:24
Re: Howland Island landfallGary LaPook22 Dec 2017, 09:32
Re: Could I have seen Zubenelgenubi in morning twilight with x10 binoculars?David Pike22 Dec 2017, 09:03
Re: Latitude by two stars observed simultaneouslyDavid Pike22 Dec 2017, 08:17
Re: Fascinated by slide rulesAlan S22 Dec 2017, 05:19
Re: Unwarranted levels of precisionMichael Arthur22 Dec 2017, 00:14
Re: Sextant scope footprintsGreg Rudzinski22 Dec 2017, 00:04
Re: Latitude by two stars observed simultaneouslyGary LaPook21 Dec 2017, 23:52
Re: Fascinated by slide rulesRommel John Miller21 Dec 2017, 21:13
Re: Fascinated by slide rulesAlan S21 Dec 2017, 19:15
Sextant scope footprintsFrank Reed21 Dec 2017, 20:32
Re: Pub. 249 and the spherical earthBob Goethe21 Dec 2017, 20:30
Re: Latitude by two stars observed simultaneouslyGary LaPook21 Dec 2017, 20:17
Latitude by two stars observed simultaneouslyFrank Reed21 Dec 2017, 17:32
Re: Could I have seen Zubenelgenubi in morning twilight with x10 binoculars?Antoine Couëtte21 Dec 2017, 13:54
Re: A noon fix inland with an peri-sextantAntoine Couëtte21 Dec 2017, 13:18
Re: A Lunar Example: Sun and Moon vertically alignedEd Popko21 Dec 2017, 11:35
Howland Island landfallDavid C21 Dec 2017, 04:59
Re: Pub. 249 and the spherical earthFrank Reed21 Dec 2017, 02:42
Re: Unwarranted levels of precisionPeter Monta21 Dec 2017, 01:47
Re: Unwarranted levels of precisionDavid C21 Dec 2017, 01:19
Re: Unwarranted levels of precisionPaul Hirose21 Dec 2017, 00:44
Re: Pub. 249 and the spherical earthRoger W. Sinnott21 Dec 2017, 00:29
Re: Unwarranted levels of precisionDavid Pike20 Dec 2017, 23:00
Re: Unwarranted levels of precisionPeter Monta20 Dec 2017, 21:59
Re: Circular "Navigational Computer"Alan S20 Dec 2017, 18:11
Re: Pub. 249 and the spherical earthFrank Reed20 Dec 2017, 17:23
Re: Pub. 249 and the spherical earthGreg Rudzinski20 Dec 2017, 17:15
Re: Pub. 249 and the spherical earthFrank Reed20 Dec 2017, 17:07
Re: Pub. 249 and the spherical earthStan K20 Dec 2017, 16:23
Re: Unwarranted levels of precisionGary LaPook20 Dec 2017, 16:20
Re: Unwarranted levels of precisionRobert VanderPol II20 Dec 2017, 14:01
Pub. 249 and the spherical earthBob Goethe20 Dec 2017, 12:40
Re: Unwarranted levels of precisionDavid Pike20 Dec 2017, 09:06
Re: Unwarranted levels of precisionGary LaPook20 Dec 2017, 06:15
Re: Unwarranted levels of precisionDavid C20 Dec 2017, 04:59
Re: A noon fix inland with an peri-sextantGary LaPook20 Dec 2017, 02:26
Re: Unwarranted levels of precisionGary LaPook20 Dec 2017, 02:04
Re: A noon fix inland with an peri-sextantDavid Pike19 Dec 2017, 23:43
Unwarranted levels of precisionGary LaPook19 Dec 2017, 23:22
Re: A noon fix inland with an peri-sextantFrank Reed19 Dec 2017, 22:13
Re: An explanation of CalendarsAndrew Nikitin19 Dec 2017, 21:17
Re: A Lunar Example: Sun and Moon vertically alignedEd Popko19 Dec 2017, 18:29
Re: Planet positions and light travel timeFrank Reed19 Dec 2017, 17:17
Re: Planet positions and light travel timeAntoine Couëtte19 Dec 2017, 13:19
An explanation of CalendarsBob Crawley19 Dec 2017, 09:05
Re: A noon fix inland with an peri-sextantPaul Dolkas19 Dec 2017, 00:09
A Lunar Example: Sun and Moon vertically alignedFrank Reed18 Dec 2017, 23:53
Re: Planet positions and light travel timePaul Hirose18 Dec 2017, 21:25
A noon fix inland with an peri-sextantDavid Pike18 Dec 2017, 19:56
Re: Persistence and demise of LunarsBruce Cutting18 Dec 2017, 19:38
Re: Hello from a New MemberGary LaPook18 Dec 2017, 17:42
Re: Hello from a New MemberEd Popko18 Dec 2017, 13:54
Re: Planet positions and light travel timeDon Seltzer18 Dec 2017, 16:13
Re: Planet positions and light travel timeDave Walden18 Dec 2017, 14:39
Re: Planet positions and light travel timeDavid Pike18 Dec 2017, 08:12
Re: Could I have seen Zubenelgenubi in morning twilight with x10 binoculars?David Pike18 Dec 2017, 08:06
Re: Interesting Street SignGary LaPook18 Dec 2017, 03:37
Re: Planet positions and light travel timeRobert Bernecky17 Dec 2017, 23:38
Re: Planet positions and light travel timeFrank Reed17 Dec 2017, 23:28
Re: Planet positions and light travel timeDave Walden17 Dec 2017, 23:08
Re: Planet positions and light travel timeMike Mayer17 Dec 2017, 22:52
Re: Planet positions and light travel timeGreg Rudzinski17 Dec 2017, 22:42
Planet positions and light travel timeDavid Pike17 Dec 2017, 21:08
Re: Could I have seen Zubenelgenubi in morning twilight with x10 binoculars?David Pike17 Dec 2017, 20:57
Re: Hello from a New MemberJohn D. Howard17 Dec 2017, 20:26
Re: Could I have seen Zubenelgenubi in morning twilight with x10 binoculars?Greg Rudzinski17 Dec 2017, 16:51
Re: Could I have seen Zubenelgenubi in morning twilight with x10 binoculars?Greg Rudzinski17 Dec 2017, 15:44
Re: Elephant Island - Proposed Relief ExpeditionDavid C17 Dec 2017, 07:15
Interesting Street SignDavid C17 Dec 2017, 07:06
Elephant Island - Proposed Relief ExpeditionDavid C17 Dec 2017, 06:58
Hello from a New MemberWilliam Hood17 Dec 2017, 05:08
Re: I.T.M.A or 'if the cap fits'David C17 Dec 2017, 02:56
Re: I.T.M.A or 'if the cap fits'David C17 Dec 2017, 02:01
I.T.M.A or 'if the cap fits'David Pike16 Dec 2017, 22:31
Re: Could I have seen Zubenelgenubi in morning twilight with x10 binoculars?Stan K16 Dec 2017, 22:26
Re: Could I have seen Zubenelgenubi in morning twilight with x10 binoculars?Frank Reed16 Dec 2017, 20:52
Re: Could I have seen Zubenelgenubi in morning twilight with x10 binoculars?David Pike16 Dec 2017, 20:29
Re: Could I have seen Zubenelgenubi in morning twilight with x10 binoculars?Greg Rudzinski16 Dec 2017, 19:32
Re: Pub. 249 and Pub. 229Gary LaPook16 Dec 2017, 18:42
Re: Persistence and demise of LunarsEd Popko16 Dec 2017, 13:06
Could I have seen Zubenelgenubi in morning twilight with x10 binoculars?David Pike16 Dec 2017, 08:42
Re: Persistence and demise of LunarsKen Gebhart16 Dec 2017, 05:00
Pub. 249 and Pub. 229Bob Goethe16 Dec 2017, 02:40
Re: Slide rule identificationAlan S16 Dec 2017, 01:02
Re: Which eye to use with the kamal?Greg Rudzinski15 Dec 2017, 23:09
Re: Slide rule identificationRoger W. Sinnott15 Dec 2017, 22:40
Re: Which eye to use with the kamal?Bob Goethe15 Dec 2017, 22:20
Which eye to use with the kamal?Herman Dekker15 Dec 2017, 20:40
Air navigation near the magnetic poleFrank Reed15 Dec 2017, 20:09
Re: Persistence and demise of LunarsFrank Reed15 Dec 2017, 18:13
Re: Persistence and demise of LunarsRon Jones15 Dec 2017, 04:50
Re: Persistence and demise of LunarsFrank Reed15 Dec 2017, 02:37
Re: Persistence and demise of LunarsFrank Reed15 Dec 2017, 01:52
Re: Bygrave sight reduction by slide ruleGreg Rudzinski14 Dec 2017, 19:08
Bygrave sight reduction by slide rulePaul Hirose13 Dec 2017, 22:28
Re: Going Loony with LunarsStan K13 Dec 2017, 01:01
Re: Tape Measure KamalRoger W. Sinnott13 Dec 2017, 00:57
Re: Going Loony with LunarsEd Popko12 Dec 2017, 23:17
Tape Measure KamalGreg Rudzinski12 Dec 2017, 21:17
Re: Going Loony with LunarsFrank Reed12 Dec 2017, 21:10
Re: Going Loony with LunarsEd Popko12 Dec 2017, 21:03
Re: Going Loony with LunarsFrank Reed12 Dec 2017, 20:32
Re: Slide rule identificationAlan S12 Dec 2017, 19:12
Re: Slide rule identificationEd Popko12 Dec 2017, 17:31
Re: Persistence and demise of LunarsRoger W. Sinnott12 Dec 2017, 11:52
Re: Slide rule identificationRonald van Riet12 Dec 2017, 09:18
Re: Persistence and demise of LunarsSean C12 Dec 2017, 05:44
Slide rule identificationAlan S12 Dec 2017, 04:05
Re: Persistence and demise of LunarsDon Seltzer11 Dec 2017, 22:56
Re: Pub. 249 questionStan K11 Dec 2017, 21:23
Re: Persistence and demise of LunarsRoger W. Sinnott11 Dec 2017, 19:41
Re: Persistence and demise of LunarsBruce Cutting11 Dec 2017, 18:10
Re: Persistence and demise of LunarsDon Seltzer11 Dec 2017, 14:58
Re: Great Circle Initial Course Boston to Wellington?Sean C11 Dec 2017, 09:45
Re: Great Circle Initial Course Boston to Wellington?Sean C11 Dec 2017, 06:24
Re: Pub. 249 questionFrank Reed11 Dec 2017, 02:06
Re: Persistence and demise of LunarsGreg Rudzinski11 Dec 2017, 00:25
Re: Persistence and demise of LunarsBob Goethe10 Dec 2017, 23:19
Re: Persistence and demise of LunarsRoger W. Sinnott10 Dec 2017, 21:50
Re: Who is this man with a pipe?Hewitt Schlereth10 Dec 2017, 21:32
Re: Pub 229Gary LaPook10 Dec 2017, 19:25
Re: Persistence and demise of LunarsWolfgang Köberer10 Dec 2017, 19:01
Re: Pub 229Robert Bernecky10 Dec 2017, 15:07
Re: Pub 229Gary LaPook10 Dec 2017, 10:43
Re: Pub 229Herman Dekker10 Dec 2017, 07:42
Re: Pub 229Gary LaPook10 Dec 2017, 02:35
Re: Who is this man with a pipe?Dave Walden10 Dec 2017, 02:05
Re: Pub 229Gary LaPook10 Dec 2017, 00:29
Re: Pub 229Chris Caswell9 Dec 2017, 22:20
Re: Pub 229Chris Caswell9 Dec 2017, 22:17
Re: Longitude by asteroidDave Walden9 Dec 2017, 16:12
Re: Pub 229David Pike9 Dec 2017, 09:24
Re: Longitude by asteroidPeter Monta9 Dec 2017, 08:02
Re: Pub 229Gary LaPook9 Dec 2017, 06:44
Re: Pub 229Stan K9 Dec 2017, 03:40
Re: Pub 229Gary LaPook9 Dec 2017, 02:35
Re: Pub 229Gary LaPook9 Dec 2017, 02:25
Paper Wallet Kamal ProjectGreg Rudzinski9 Dec 2017, 00:56
Re: Pub 229Chris Caswell9 Dec 2017, 00:21
Re: Pub 229Chris Caswell9 Dec 2017, 00:18
Re: Project Vanguard and GPSGreg Rudzinski9 Dec 2017, 00:17
Re: Pub 229Chris Caswell9 Dec 2017, 00:16
Project Vanguard and GPSRichard Easton8 Dec 2017, 22:58
Re: Great Circle Initial Course Boston to Wellington?Sean C8 Dec 2017, 11:38
Re: Great Circle Initial Course Boston to Wellington?David C8 Dec 2017, 08:33
Re: Pub 229Ron Jones8 Dec 2017, 05:58
Re: Pub 229Ron Jones8 Dec 2017, 05:47
Re: Pub 229Stan K8 Dec 2017, 02:24
Re: Persistence and demise of LunarsFrank Reed8 Dec 2017, 00:17
Re: Pub 229Greg Rudzinski7 Dec 2017, 23:37
Re: Tamaya Regulus II sextantRon DiGiovanni7 Dec 2017, 20:39
Re: Pub 229Frank Reed7 Dec 2017, 23:19
Re: Pub 229Chris Caswell7 Dec 2017, 22:12
Re: Longitude by asteroidEd Popko7 Dec 2017, 21:25
Longitude by asteroidFrank Reed7 Dec 2017, 19:35
Re: Persistence and demise of LunarsRobin Stuart7 Dec 2017, 19:15
Re: Who is this man with a pipe?David C7 Dec 2017, 02:05
Re: Who is this man with a pipe?Frank Reed6 Dec 2017, 23:06
Re: Who is this man with a pipe?Bob Goethe6 Dec 2017, 22:53
Who is this man with a pipe?Dave Walden6 Dec 2017, 22:19
Re: Persistence and demise of LunarsD Maracle6 Dec 2017, 15:23
Re: Persistence and demise of LunarsRobin Stuart6 Dec 2017, 14:48
Re: Persistence and demise of LunarsDavid C5 Dec 2017, 22:41
Re: Persistence and demise of LunarsDavid C5 Dec 2017, 22:35
Re: Persistence and demise of LunarsFrank Reed5 Dec 2017, 21:12
Re: Great Circle Initial Course Boston to Wellington?Stan K5 Dec 2017, 19:38
Re: Persistence and demise of LunarsRobin Stuart5 Dec 2017, 19:35
Re: Pub 229Robert Bernecky5 Dec 2017, 19:19
Re: Great Circle Initial Course Boston to Wellington?Stan K5 Dec 2017, 17:37
Persistence and demise of LunarsRobin Stuart5 Dec 2017, 16:56
Re: GPS Anti Spoof appFrank Reed5 Dec 2017, 16:08
Re: GPS Anti Spoof appEd Popko5 Dec 2017, 15:46
Re: Great Circle Initial Course Boston to Wellington?Sean C5 Dec 2017, 15:25
Re: Pub 229David Pike5 Dec 2017, 08:45
Re: Great Circle Initial Course Boston to Wellington?Sean C5 Dec 2017, 06:25
Re: GPS Anti Spoof appDavid C5 Dec 2017, 02:27
Re: Great Circle Initial Course Boston to Wellington?Stan K5 Dec 2017, 02:08
Re: BBC Puzzle for todayStan K5 Dec 2017, 01:33
Re: BBC Puzzle for todayStan K4 Dec 2017, 23:41
Re: Pub 229Frank Reed4 Dec 2017, 23:40
Re: Pub 229Chris Caswell4 Dec 2017, 22:42
Re: BBC Puzzle for todayAndrew Nikitin4 Dec 2017, 19:18
Re: GPS Anti Spoof appDave Walden4 Dec 2017, 18:41
Re: Pub 229Sean C4 Dec 2017, 18:34
Re: GPS Anti Spoof appPeter Dijkstra4 Dec 2017, 17:58
Re: GPS Anti Spoof appFrank Reed4 Dec 2017, 17:46
Re: GPS Anti Spoof appJackson McDonald4 Dec 2017, 17:27
Re: BBC Puzzle for todayFrank Reed4 Dec 2017, 17:20
Re: GPS Anti Spoof appFrank Reed4 Dec 2017, 17:02
Re: Pub 229Greg Rudzinski4 Dec 2017, 16:38
Re: Pub 229Dave Walden4 Dec 2017, 15:55
Re: Pub 229Sean C4 Dec 2017, 11:36
Re: Great Circle Initial Course Boston to Wellington?Peter Hakel4 Dec 2017, 03:46
Re: Pub 229Greg Rudzinski4 Dec 2017, 02:26
Re: Pub 229Alan S4 Dec 2017, 00:55
Re: Pub 229Greg Rudzinski3 Dec 2017, 23:08
Re: GPS Anti Spoof appJackson McDonald3 Dec 2017, 22:48
Pub 229Chris Caswell3 Dec 2017, 22:25
Re: GPS Anti Spoof appAlan S3 Dec 2017, 22:05
Re: GPS Anti Spoof appHewitt Schlereth3 Dec 2017, 20:51
Re: Great Circle Initial Course Boston to Wellington?Frank Reed3 Dec 2017, 16:13
Re: BBC Puzzle for todayAndrew Nikitin3 Dec 2017, 16:03
Re: GPS Anti Spoof appGreg Rudzinski3 Dec 2017, 15:47
Re: Great Circle Initial Course Boston to Wellington?Bob Goethe3 Dec 2017, 15:45
GPS Anti Spoof appFrank Reed3 Dec 2017, 15:28
Re: Great Circle Initial Course Boston to Wellington?Frank Reed3 Dec 2017, 15:04
Re: Great Circle Initial Course Boston to Wellington?David Pike3 Dec 2017, 14:21
Re: Great Circle Initial Course Boston to Wellington?Noell Wilson3 Dec 2017, 04:42
Re: Great Circle Initial Course Boston to Wellington?Noell Wilson3 Dec 2017, 04:30
Re: WSJ If GPS FailedCharles McElhill3 Dec 2017, 02:28
Re: Great Circle Initial Course Boston to Wellington?Greg Rudzinski3 Dec 2017, 00:20
Re: Great Circle Initial Course Boston to Wellington?David C2 Dec 2017, 21:55
Re: Great Circle Initial Course Boston to Wellington?Bruce J. Pennino2 Dec 2017, 19:25
Re: Great Circle Initial Course Boston to Wellington?Frank Reed2 Dec 2017, 17:55
Re: Great Circle Initial Course Boston to Wellington?Ron Jones2 Dec 2017, 17:22
Re: Great Circle Initial Course Boston to Wellington?Frank Reed2 Dec 2017, 16:24
Re: Great Circle Initial Course Boston to Wellington?Sean C2 Dec 2017, 10:25
Re: Great Circle Initial Course Boston to Wellington?Greg Rudzinski2 Dec 2017, 04:51
Re: Calibrating a KamalBrad Morris2 Dec 2017, 03:51
Re: Great Circle Initial Course Boston to Wellington?David C2 Dec 2017, 02:25
Lunar lunacyJackson McDonald2 Dec 2017, 02:10
Re: Great Circle Initial Course Boston to Wellington?David C2 Dec 2017, 01:42
Re: Great Circle Initial Course Boston to Wellington?Greg Rudzinski2 Dec 2017, 00:16
Re: Great Circle Initial Course Boston to Wellington?Gary LaPook2 Dec 2017, 00:12
Re: Great Circle Initial Course Boston to Wellington?Sean C1 Dec 2017, 22:57
Great Circle Initial Course Boston to Wellington?Bruce J. Pennino1 Dec 2017, 22:06
Re: BBC Puzzle for todayDavid C1 Dec 2017, 19:36
Re: BBC Puzzle for todayFrank Reed1 Dec 2017, 17:55
Re: BBC Puzzle for todayPhilip Lange1 Dec 2017, 17:03
Re: BBC Puzzle for todayGreg Rudzinski1 Dec 2017, 16:28
Re: Physics Today: Trigonometry for the heavensFrank Reed1 Dec 2017, 16:02
Physics Today: Trigonometry for the heavensRichard B. Langley1 Dec 2017, 15:34
Re: Loran and other alternatives to GPSRobert Wyatt1 Dec 2017, 15:18
Re: Calibrating a KamalÖrjan Sandström1 Dec 2017, 14:34
Re: Loran and other alternatives to GPSRobert VanderPol II1 Dec 2017, 14:22
BBC Puzzle for todayBob Crawley1 Dec 2017, 07:22
Re: The trig scales on K & E 4070-3 and 4080-3Frank Reed1 Dec 2017, 01:50
Re: Loran and other alternatives to GPSNoell Wilson1 Dec 2017, 00:35
Re: Loran and other alternatives to GPSFrank Reed30 Nov 2017, 23:32
Re: Loran and other alternatives to GPSFrank Reed30 Nov 2017, 23:16
Going Loony with LunarsEd Popko30 Nov 2017, 23:09
Re: Calibrating a KamalGreg Rudzinski30 Nov 2017, 22:25
Re: Calibrating a KamalFrank Reed30 Nov 2017, 20:27
Calibrating a KamalBob Goethe30 Nov 2017, 19:58
Re: Loran and other alternatives to GPSGreg Rudzinski30 Nov 2017, 19:10
Re: Hc formula difference why?Bruce Cutting30 Nov 2017, 18:45
Re: Very nice discussion of "flight computers" - with excellent comments by Gary LaPookAndrew Nikitin30 Nov 2017, 13:48
Re: The trig scales on K & E 4070-3 and 4080-3Gary LaPook30 Nov 2017, 08:52
Re: Loran and other alternatives to GPSRobert VanderPol II30 Nov 2017, 06:59
Re: Loran and other alternatives to GPSGary LaPook30 Nov 2017, 05:05
Re: Loran and other alternatives to GPSJohn D. Howard29 Nov 2017, 22:53
The trig scales on K & E 4070-3 and 4080-3Alan S29 Nov 2017, 21:35
Re: Loran and other alternatives to GPSAlan S29 Nov 2017, 20:04
Re: Loran and other alternatives to GPSGreg Rudzinski29 Nov 2017, 16:24
Re: Hc formula difference why?Mark Knudsen29 Nov 2017, 15:59
Re: Very nice discussion of "flight computers" - with excellent comments by Gary LaPookMark Knudsen29 Nov 2017, 15:39
Re: Very nice discussion of "flight computers" - with excellent comments by Gary LaPookRonald van Riet29 Nov 2017, 09:12
Re: Loran and other alternatives to GPSRichard Easton28 Nov 2017, 22:30
Loran and other alternatives to GPSFrank Reed28 Nov 2017, 22:26
Katy Perry, Salman Rushdie, and Frank ReedFrank Reed28 Nov 2017, 20:13
Re: WSJ If GPS FailedBruce Cutting28 Nov 2017, 18:59
Re: WSJ If GPS FailedJackson McDonald28 Nov 2017, 18:30
Re: WSJ If GPS FailedFrank Reed28 Nov 2017, 16:30
Re: WSJ If GPS FailedRichard Easton28 Nov 2017, 15:56
Re: WSJ If GPS FailedCharles McElhill28 Nov 2017, 13:27
Re: Very nice discussion of "flight computers" - with excellent comments by Gary LaPookGary LaPook28 Nov 2017, 07:12
WSJ If GPS FailedGreg Rudzinski28 Nov 2017, 03:56
Re: Pub. 249 questionStan K27 Nov 2017, 22:19
Re: Pub. 249 questionRon Jones27 Nov 2017, 20:08
Re: Pub. 249 questionBrad Morris27 Nov 2017, 19:47
Re: Accidental Celestial "Art"Rommel John Miller27 Nov 2017, 19:06
Re: Pub. 249 questionFrank Reed27 Nov 2017, 18:37
Re: Accidental Celestial "Art"Frank Reed27 Nov 2017, 17:49
Low altitude observationsFrank Reed27 Nov 2017, 16:59
Re: Very nice discussion of "flight computers" - with excellent comments by Gary LaPookTony Oz27 Nov 2017, 16:18
Re: Pub. 249 questionDave Walden27 Nov 2017, 11:50
Re: Very nice discussion of "flight computers" - with excellent comments by Gary LaPookRonald van Riet27 Nov 2017, 09:19
Re: Pub. 249 questionGary LaPook27 Nov 2017, 05:48
Re: Pub. 249 questionDavid Pike26 Nov 2017, 22:58
Re: Pub. 249 questionDave Walden26 Nov 2017, 22:23
Re: Pub. 249 questionBruce Cutting26 Nov 2017, 18:47
Re: Pub. 249 questionDave Walden26 Nov 2017, 15:47
Re: Very nice discussion of "flight computers" - with excellent comments by Gary LaPookTony Oz26 Nov 2017, 12:01
Accidental Celestial "Art"Sean C26 Nov 2017, 09:26
Re: Pub. 249 questionGary LaPook26 Nov 2017, 08:11
Re: Pub. 249 questionGary LaPook26 Nov 2017, 04:54
Re: Pub. 249 questionKen Gebhart26 Nov 2017, 04:46
Re: Pub. 249 questionGary LaPook26 Nov 2017, 01:53
Re: Pub. 249 questionStan K25 Nov 2017, 21:28
Re: Pub. 249 questionRon Jones25 Nov 2017, 21:03
Re: Pub. 249 questionBrad Morris25 Nov 2017, 20:17
Re: Pub. 249 questionStan K25 Nov 2017, 18:46
Re: Pub. 249 questionStan K25 Nov 2017, 18:43
Re: Pub. 249 questionStan K25 Nov 2017, 18:34
Re: Pub. 249 questionDave Walden25 Nov 2017, 16:49
Re: Pub. 249 questionStan K25 Nov 2017, 16:06
Re: Pub. 249 questionDave Walden25 Nov 2017, 13:06
Re: Pub. 249 questionDave Walden25 Nov 2017, 12:44
Re: Cocked Hat & the most probable positionSean C25 Nov 2017, 04:09
Re: Pub. 249 questionGary LaPook25 Nov 2017, 03:07
Re: Pub. 249 questionBob Goethe25 Nov 2017, 01:26
Re: Pub. 249 questionStan K24 Nov 2017, 23:14
Re: Pub. 249 questionStan K24 Nov 2017, 23:27
Re: Pub. 249 questionStan K24 Nov 2017, 23:17
Re: Pub. 249 questionFrank Reed24 Nov 2017, 20:08
Re: Very nice discussion of "flight computers" - with excellent comments by Gary LaPookGary LaPook24 Nov 2017, 18:58
Re: Pub. 249 questionMurray Peake24 Nov 2017, 18:54
Re: Cocked Hat & the most probable positionRobert Bernecky24 Nov 2017, 18:41
Re: Pub. 249 questionGreg Rudzinski24 Nov 2017, 18:27
Re: Pub. 249 questionStan K24 Nov 2017, 17:20
Re: Cocked Hat & the most probable positionGreg Rudzinski24 Nov 2017, 16:54
Re: Cocked Hat & the most probable positionBob Goethe24 Nov 2017, 15:45
Rin Inc17David Pike24 Nov 2017, 14:49
Very nice discussion of "flight computers" - with excellent comments by Gary LaPookTony Oz24 Nov 2017, 13:00
Re: Pub. 249 questionDavid Pike24 Nov 2017, 09:17
Re: Pub. 249 questionGary LaPook24 Nov 2017, 07:31
Re: Pub. 249 questionGreg R_24 Nov 2017, 06:41
Pub. 249 questionStan K24 Nov 2017, 03:51
Dialing In a C.PlathGreg Rudzinski24 Nov 2017, 02:43
Re: Cocked Hat & the most probable positionGary LaPook23 Nov 2017, 22:15
Re: LED Street LightsFrank Reed23 Nov 2017, 20:22
Floating Dock Piling HorizonGreg Rudzinski23 Nov 2017, 17:44
Re: Cocked Hat & the most probable positionTony Oz23 Nov 2017, 13:48
Re: Hc formula difference why?Herman Dekker23 Nov 2017, 10:52
Re: Cocked Hat & the most probable positionGeoffrey Kolbe23 Nov 2017, 07:43
Cocked Hat & the most probable positionBob Goethe22 Nov 2017, 22:00
Arc cosinePaul Hirose22 Nov 2017, 06:44
Re: Hc formula difference why?Bruce Cutting22 Nov 2017, 02:59
Re: Hc formula difference why?John D. Howard22 Nov 2017, 01:35
Re: Hc formula difference why?David Pike22 Nov 2017, 00:10
Re: Hc formula difference why?Bruce Cutting21 Nov 2017, 19:40
Re: Hc formula difference why?David Pike21 Nov 2017, 16:43
Re: Hc formula difference why?Frank Reed21 Nov 2017, 16:10
Hc formula difference why?Herman Dekker21 Nov 2017, 10:25
Re: Ode to Celestial NavigationSean C21 Nov 2017, 05:00
Re: Cosine vs haversine formulasFrank Reed19 Nov 2017, 21:32
Re: Mystic Navigation Symposium summaryEd Popko19 Nov 2017, 11:31
Re: Mystic Navigation Symposium summaryRobin Jouan19 Nov 2017, 10:43
Re: Weems Star Altitude CurvesMurray Peake19 Nov 2017, 10:28
Re: Cosine vs haversine formulasGary LaPook19 Nov 2017, 06:30
Cruise Ship CNNorm Goldblatt19 Nov 2017, 05:29
Re: Cosine vs haversine formulasRobert VanderPol II19 Nov 2017, 04:33
Re: Cosine vs haversine formulasGreg Rudzinski19 Nov 2017, 03:46
Re: Cosine vs haversine formulasFrank Reed19 Nov 2017, 03:22
Cosine vs haversine formulasRobert VanderPol II19 Nov 2017, 01:33
Re: Mystic Navigation Symposium summaryJoe Dempster18 Nov 2017, 23:41
Mystic Navigation Symposium summaryFrank Reed18 Nov 2017, 20:00
The Raft BookPaul Hirose18 Nov 2017, 07:57
Re: Perpendicularity Error and the Davis Mk 3 SextantGreg Rudzinski17 Nov 2017, 19:43
Re: Perpendicularity Error and the Davis Mk 3 SextantPeter Monta14 Nov 2017, 18:55
Re: Perpendicularity Error and the Davis Mk 3 SextantFrank Reed14 Nov 2017, 18:26
Re: Perpendicularity Error and the Davis Mk 3 SextantGreg Rudzinski14 Nov 2017, 16:15
Re: Perpendicularity Error and the Davis Mk 3 SextantBrad Morris14 Nov 2017, 11:51
Re: Perpendicularity Error and the Davis Mk 3 SextantRobert VanderPol II14 Nov 2017, 07:14
Re: Perpendicularity Error and the Davis Mk 3 SextantFrank Reed13 Nov 2017, 22:30
Re: Perpendicularity Error and the Davis Mk 3 SextantPeter Monta13 Nov 2017, 21:19
Re: Height of eye from a beachBob Goethe13 Nov 2017, 19:10
Re: Being Prepared When TravellingBruce Cutting13 Nov 2017, 19:05
Re: LAN By BrisGreg Rudzinski13 Nov 2017, 15:23
Re: LAN By BrisHerman Dekker13 Nov 2017, 12:12
Perpendicularity Error and the Davis Mk 3 SextantBob Goethe13 Nov 2017, 01:07
Letter from a WWII NavigatorChris Caswell13 Nov 2017, 00:54
Re: Being Prepared When TravellingDavid C13 Nov 2017, 00:39
Re: The Science of Time 2016 conference proceedingsRichard Easton12 Nov 2017, 22:01
Re: The Science of Time 2016 conference proceedingsmax mulhern12 Nov 2017, 22:29
Re: Being Prepared When TravellingBruce Cutting12 Nov 2017, 17:48
Re: The Science of Time 2016 conference proceedingsFrank Reed12 Nov 2017, 17:32
LAN By BrisGreg Rudzinski12 Nov 2017, 15:52
Re: Astrolabe: Shipwreck find 'earliest navigation tool'Geoffrey Kolbe12 Nov 2017, 07:34
Re: Being Prepared When TravellingSean C12 Nov 2017, 06:01
Being Prepared When TravellingDavid C12 Nov 2017, 02:11
Re: Astrolabe: Shipwreck find 'earliest navigation tool'Wolfgang Köberer11 Nov 2017, 16:17
Re: The Science of Time 2016 conference proceedingsBob Goethe11 Nov 2017, 00:09
Re: The Science of Time 2016 conference proceedingsRichard Easton10 Nov 2017, 22:26
The Science of Time 2016 conference proceedingsPaul Hirose10 Nov 2017, 18:07
Re: Weems Star Altitude CurvesFrank Reed10 Nov 2017, 14:41
Re: Weems Star Altitude CurvesMurray Peake10 Nov 2017, 14:21
Re: Weems Star Altitude CurvesDave Walden10 Nov 2017, 13:04
Re: Weems Star Altitude CurvesMurray Peake10 Nov 2017, 10:24
Volpe Report on GPS Dependency 2016David Pike10 Nov 2017, 09:31
Re: Weems Star Altitude CurvesAndrés Ruiz10 Nov 2017, 08:15
Re: Weems Star Altitude CurvesAndrés Ruiz10 Nov 2017, 08:11
Re: Astro slide rule.John A Brown10 Nov 2017, 00:39
Re: Astro slide ruleRobert VanderPol II9 Nov 2017, 20:14
Re: Bris Calibration ImageD Maracle9 Nov 2017, 18:01
Re: Bris Calibration ImageStan K8 Nov 2017, 21:27
Re: Bris Calibration ImageGreg Rudzinski8 Nov 2017, 17:27
Re: Astro slide ruleAlan S8 Nov 2017, 15:43
To Herman DekkerStan K8 Nov 2017, 15:44
Re: Bris Calibration ImageGreg Rudzinski7 Nov 2017, 20:43
Re: Weems Star Altitude CurvesEd Popko7 Nov 2017, 20:20
Re: Bris Calibration ImageD Maracle7 Nov 2017, 17:05
Re: Bris Calibration ImageGreg Rudzinski7 Nov 2017, 15:46
Re: Bris Calibration ImageJohn D. Howard7 Nov 2017, 14:45
Re: Weems Star Altitude CurvesMurray Peake7 Nov 2017, 12:19
Re: Bris Calibration ImageHerman Dekker6 Nov 2017, 20:20
Re: Bris Calibration ImageGreg Rudzinski6 Nov 2017, 19:45
Bris Calibration ImageGreg Rudzinski6 Nov 2017, 17:27
Davis Mk 15 Box ExtrasGreg Rudzinski6 Nov 2017, 16:25
Re: C.Plath Yachtsman SextantJ. Brinkert6 Nov 2017, 11:06
Re: Height of eye from a beachDavid Pike6 Nov 2017, 01:10
Re: Height of eye from a beachGreg Rudzinski5 Nov 2017, 23:55
Height of eye from a beachBob Goethe5 Nov 2017, 21:56
Re: Where in the world am IAntoine Couëtte5 Nov 2017, 07:46
Re: Where in the world am IHerman Dekker4 Nov 2017, 21:56
Re: A story of a pilot lost over Pacific and saved by a passenger jet crew?Bill B4 Nov 2017, 21:34
Re: Where in the world am IRommel John Miller4 Nov 2017, 01:29
Re: Where in the world am IRon Jones3 Nov 2017, 19:41
Re: Dutch sextantBill Morris3 Nov 2017, 18:08
Re: A story of a pilot lost over Pacific and saved by a passenger jet crew?Tony Oz3 Nov 2017, 15:18
Re: Another reported GPS spoofing - ship disappearsFrank Reed3 Nov 2017, 14:43
Re: Another reported GPS spoofing - ship disappearsHien Thanh Nguyen3 Nov 2017, 14:35
Re: Where in the world am IAntoine Couëtte3 Nov 2017, 11:51
Another reported GPS spoofing - ship disappearsEd Popko3 Nov 2017, 11:32
Re: NavList Live session at the Navigation SymposiumAndrés Ruiz3 Nov 2017, 07:52
Re: NavList Live session at the Navigation SymposiumAndrés Ruiz3 Nov 2017, 07:49
Re: Navy crews at fault in fatal collisions, investigations findAndrés Ruiz3 Nov 2017, 07:35
Re: NavList Live session at the Navigation SymposiumAndrés Ruiz3 Nov 2017, 07:32
Dutch sextantMark Knudsen3 Nov 2017, 01:18
Re: Searching for a Celesticomp VGreg Rudzinski2 Nov 2017, 20:20
Re: Navy crews at fault in fatal collisions, investigations findPete Solon Palmer2 Nov 2017, 19:05
Searching for a Celesticomp VEnrico Breda2 Nov 2017, 17:55
Re: NavList Live session at the Navigation SymposiumEd Popko2 Nov 2017, 10:49
Re: NavList Live session at the Navigation SymposiumHerbert Prinz2 Nov 2017, 09:10
Re: "They got lost"Frank Reed2 Nov 2017, 01:20
Re: "They got lost"Fred Hebard1 Nov 2017, 22:55
Re: "They got lost"Lu Abel1 Nov 2017, 21:02
Re: Navy crews at fault in fatal collisions, investigations findBob Goethe1 Nov 2017, 16:05
Another groundingJackson McDonald1 Nov 2017, 14:32
Navy crews at fault in fatal collisions, investigations findJackson McDonald1 Nov 2017, 14:21
NavList Live session at the Navigation SymposiumEd Popko1 Nov 2017, 11:21
Re: "They got lost"Frank Reed31 Oct 2017, 21:09
Re: "They got lost"Bill Lionheart31 Oct 2017, 17:55
Re: "They got lost"Tom Sult31 Oct 2017, 15:44
Re: "They got lost"Frank Reed31 Oct 2017, 15:33
Re: "They got lost"Fred Hebard31 Oct 2017, 15:07
Re: "They got lost"Bob Goethe31 Oct 2017, 14:50
Re: "They got lost"Gary LaPook31 Oct 2017, 14:23
Re: "They got lost"Jackson McDonald31 Oct 2017, 13:25
Re: "They got lost"Frank Reed31 Oct 2017, 12:50
Re: "They got lost"Frank Reed31 Oct 2017, 12:39
Re: Determine dip for an overlook near the shoreGreg Rudzinski30 Oct 2017, 22:32
Determine dip for an overlook near the shoreBob Goethe30 Oct 2017, 21:09
Re: Sextant with no shades?Noell Wilson29 Oct 2017, 21:24
Re: Sextant with no shades?Sean C29 Oct 2017, 21:23
Re: Sextant with no shades?Noell Wilson29 Oct 2017, 21:13
Re: Bringing the body downAlan S29 Oct 2017, 19:31
Sextant with no shades?Marty Lyons29 Oct 2017, 17:46
Re: Practice CN on cruise shipBruce J. Pennino29 Oct 2017, 16:12
Re: Bringing the body downPaul Hirose29 Oct 2017, 05:47
Carly Butler's nautical and navigation-inspired artBob Goethe28 Oct 2017, 22:29
Re: Mystery SextantBill Morris28 Oct 2017, 18:11
Re: Practice CN on cruise shipGary LaPook28 Oct 2017, 17:51
Re: Bringing the body downGary LaPook28 Oct 2017, 17:29
Re: Bringing the body downGreg Rudzinski28 Oct 2017, 16:38
Re: Practice CN on cruise shipMarty Lyons28 Oct 2017, 15:14
Re: Mystery SextantJohn Visser28 Oct 2017, 11:50
Bringing the body downBill Morris28 Oct 2017, 05:47
Re: Mystery SextantBill Morris28 Oct 2017, 04:14
Selling my antique vernier sextant on ebayFrank Reed28 Oct 2017, 01:43
Re: "They got lost"Lu Abel28 Oct 2017, 01:08
Re: Online celestial navigation coursesLu Abel28 Oct 2017, 01:05
Re: "They got lost"Noell Wilson28 Oct 2017, 00:40
Re: Online celestial navigation coursesLu Abel28 Oct 2017, 00:21
Re: "They got lost"Greg Rudzinski27 Oct 2017, 22:36
Re: "They got lost"Mark Coady27 Oct 2017, 20:24
Re: Mystery SextantJohn Visser27 Oct 2017, 20:14
Re: "They got lost"Fred Hebard27 Oct 2017, 16:09
Re: "They got lost"John D. Howard27 Oct 2017, 15:45
Re: "They got lost"Tom Sult27 Oct 2017, 15:41
Re: "They got lost"Bob Goethe27 Oct 2017, 15:37
Re: "They got lost"Greg Rudzinski27 Oct 2017, 14:57
Re: Mystery SextantDustin Baenen27 Oct 2017, 14:53
Re: Mystery SextantRidge White27 Oct 2017, 12:14
Re: "They got lost"Brad Morris27 Oct 2017, 11:07
Re: "They got lost"Gary LaPook27 Oct 2017, 06:48
"They got lost"Gary LaPook27 Oct 2017, 05:48
Re: Mystery SextantJohn Visser27 Oct 2017, 00:40
Re: Online celestial navigation coursesGreg Rudzinski26 Oct 2017, 22:32
Re: LED Street LightsGeoffrey Kolbe26 Oct 2017, 21:05
Re: Online celestial navigation coursesCarly Butler26 Oct 2017, 20:58
Re: Online celestial navigation coursesJackson McDonald26 Oct 2017, 20:55
Re: Practice CN on cruise shipNorm Goldblatt26 Oct 2017, 20:47
Re: Practice CN on cruise shipNorm Goldblatt26 Oct 2017, 20:36
Re: Online celestial navigation coursesBruce Cutting26 Oct 2017, 20:32
Re: Online celestial navigation coursesGreg Rudzinski26 Oct 2017, 20:11
Re: LED Street LightsDavid Pike26 Oct 2017, 20:10
Re: Mystery SextantFrank Reed26 Oct 2017, 20:03
Re: Mystery SextantJohn Visser26 Oct 2017, 19:51
Online celestial navigation coursesCarly Butler26 Oct 2017, 19:02
Re: Where in the world am IGreg Rudzinski26 Oct 2017, 18:35
Re: Mystery SextantRidge White26 Oct 2017, 18:23
Re: Mystery SextantJohn Visser26 Oct 2017, 12:55
Re: What time is it anyhow?Gary LaPook26 Oct 2017, 17:10
Re: What time is it anyhow?John D. Howard26 Oct 2017, 15:05
Re: Davis Mk3 dazzlingNorm Goldblatt26 Oct 2017, 14:35
Re: Davis Mk3 dazzlingBruce J. Pennino26 Oct 2017, 13:37
Re: What time is it anyhow?Brad Morris26 Oct 2017, 12:36
Re: Where in the world am IHerman Dekker26 Oct 2017, 08:23
What time is it anyhow?Gary LaPook26 Oct 2017, 05:22
Re: LED Street LightsDavid C26 Oct 2017, 04:44
Re: Davis Mk3 dazzlingFrank Reed26 Oct 2017, 02:44
Re: Davis Mk3 dazzlingNorm Goldblatt26 Oct 2017, 01:04
Re: Practice CN on cruise shipGary LaPook26 Oct 2017, 00:49
Re: Where in the world am IRobin Jouan26 Oct 2017, 00:09
Re: Practice CN on cruise shipPaul Hirose25 Oct 2017, 23:06
Re: Davis Mk3 dazzlingGreg Rudzinski25 Oct 2017, 22:55
Re: What's "under the hood" of the Raft Book?Noell Wilson25 Oct 2017, 22:06
Davis Mk3 dazzlingNorm Goldblatt25 Oct 2017, 20:11
Re: Astrolabe: Shipwreck find 'earliest navigation tool'Greg Rudzinski25 Oct 2017, 14:06
Re: Astrolabe: Shipwreck find 'earliest navigation tool'Geoffrey Kolbe25 Oct 2017, 10:20
Do Cartograms Make You Cringe?David Pike25 Oct 2017, 07:53
Re: Astrolabe: Shipwreck find 'earliest navigation tool'Andrés Ruiz25 Oct 2017, 06:50
Re: Where in the world am IGreg Rudzinski25 Oct 2017, 04:14
Re: Where in the world am IRon Jones25 Oct 2017, 03:18
Re: Practice CN on cruise shipDavid Smith25 Oct 2017, 02:34
Re: Where in the world am IFrank Reed25 Oct 2017, 01:12
Re: Astrolabe: Shipwreck find 'earliest navigation tool'Stephen N.G. Davies25 Oct 2017, 01:02
Re: JPL website down?John D. Howard25 Oct 2017, 00:40
Where in the world am IRon Jones25 Oct 2017, 00:08
Re: JPL website down?Paul Hirose24 Oct 2017, 22:49
Re: Astrolabe: Shipwreck find 'earliest navigation tool'Jackson McDonald24 Oct 2017, 22:47
Re: What's "under the hood" of the Raft Book?Gary LaPook24 Oct 2017, 22:36
Re: Practice CN on cruise shipGary LaPook24 Oct 2017, 22:33
Re: Practice CN on cruise shipGary LaPook24 Oct 2017, 22:32
Re: JPL website down?John D. Howard24 Oct 2017, 17:34
Re: JPL website down?Frank Reed24 Oct 2017, 17:15
JPL website down?John D. Howard24 Oct 2017, 16:36
Re: JPL announces Earth has another Moon!Frank Reed24 Oct 2017, 15:15
Astrolabe: Shipwreck find 'earliest navigation tool'Richard B. Langley24 Oct 2017, 15:03
Re: Practice CN on cruise shipBruce Cutting24 Oct 2017, 02:44
JPL announces Earth has another Moon!Brad Morris23 Oct 2017, 23:26
Re: How to pre-calculate for negative altitudes?Greg Rudzinski23 Oct 2017, 19:45
Re: How to pre-calculate for negative altitudes?Frank Reed23 Oct 2017, 16:41
Re: How to pre-calculate for negative altitudes?Tony Oz23 Oct 2017, 16:02
Re: Mer-pass vs Upper CulminationJackson McDonald23 Oct 2017, 14:47
Re: How to pre-calculate for negative altitudes?Frank Reed23 Oct 2017, 14:22
How to pre-calculate for negative altitudes?Tony Oz23 Oct 2017, 13:13
Call for Papers: History of navigation conference, National Maritime Museum, Greenwich, 2018Richard Dunn23 Oct 2017, 10:26
Re: Mer-pass vs Upper CulminationFrank Reed23 Oct 2017, 03:08
Re: Practice CN on cruise shipNorm Goldblatt23 Oct 2017, 02:08
Re: Mer-pass vs Upper CulminationSean C23 Oct 2017, 01:50
Re: Practice CN on cruise shipBruce Cutting22 Oct 2017, 18:12
Mer-pass vs Upper CulminationTony Oz22 Oct 2017, 15:47
Re: What's "under the hood" of the Raft Book?Tony Oz22 Oct 2017, 15:29
Re: Sunrise is a fictionJohn D. Howard22 Oct 2017, 15:01
Re: Sunrise is a fictionDavid Pike22 Oct 2017, 09:59
Re: What's "under the hood" of the Raft Book?David Pike22 Oct 2017, 09:05
Re: Practice CN on cruise shipHerman Dekker22 Oct 2017, 08:11
Re: Practice CN on cruise shipGary LaPook22 Oct 2017, 06:16
Re: Practice CN on cruise shipBruce Cutting22 Oct 2017, 01:51
Sunrise is a fictionFrank Reed21 Oct 2017, 23:40
Re: Practice CN on cruise shipNorm Goldblatt21 Oct 2017, 23:24
Re: Practice CN on cruise shipNorm Goldblatt21 Oct 2017, 22:59
Re: Practice CN on cruise shipRommel John Miller21 Oct 2017, 22:55
Re: What's "under the hood" of the Raft Book?Gary LaPook21 Oct 2017, 22:24
Re: Practice CN on cruise shipGary LaPook21 Oct 2017, 22:00
Re: Practice CN on cruise shipFrank Reed21 Oct 2017, 21:41
Re: What's "under the hood" of the Raft Book?Greg Rudzinski21 Oct 2017, 20:05
Re: Practice CN on cruise shipGreg Rudzinski21 Oct 2017, 19:55
Re: Practice CN on cruise shipRommel John Miller21 Oct 2017, 19:38
Re: Practice CN on cruise shipAndrés Ruiz21 Oct 2017, 19:14
Re: Azimuth method for positionFrancis Upchurch21 Oct 2017, 18:30
Re: Practice CN on cruise shipFrank Reed21 Oct 2017, 18:21
Re: Practice CN on cruise shipPaul Hirose21 Oct 2017, 18:09
Re: What's "under the hood" of the Raft Book?Tony Oz21 Oct 2017, 18:04
Re: Practice CN on cruise shipHewitt Schlereth21 Oct 2017, 18:02
Re: Practice CN on cruise shipGreg Rudzinski21 Oct 2017, 17:55
Re: What's "under the hood" of the Raft Book?Greg Rudzinski21 Oct 2017, 17:47
Re: Azimuth method for positionGeoffrey Kolbe21 Oct 2017, 15:37
Re: Practice CN on cruise shipNorm Goldblatt21 Oct 2017, 15:11
Re: Practice CN on cruise shipNoell Wilson21 Oct 2017, 12:37
Re: Practice CN on cruise shipJackson McDonald21 Oct 2017, 11:49
What's "under the hood" of the Raft Book?Tony Oz21 Oct 2017, 11:26
Re: Practice CN on cruise shipGary LaPook21 Oct 2017, 04:46
Re: Practice CN on cruise shipNorm Goldblatt21 Oct 2017, 04:42
Re: Practice CN on cruise shipNorm Goldblatt21 Oct 2017, 04:09
Re: Practice CN on cruise shipGreg Rudzinski21 Oct 2017, 03:11
Re: Practice CN on cruise shipGreg Rudzinski21 Oct 2017, 02:21
Practice CN on cruise shipNorm Goldblatt21 Oct 2017, 01:29
Re: Azimuth method for positionNoell Wilson21 Oct 2017, 00:14
Re: Airline inflight Route Map Anomalies and a PuzzleRobin Stuart20 Oct 2017, 21:56
Re: Azimuth method for positionFrancis Upchurch20 Oct 2017, 20:48
Re: Rhode Island Tall Ship IncidentBill B20 Oct 2017, 19:17
Re: Rhode Island Tall Ship IncidentFrank Reed20 Oct 2017, 17:58
Re: Rhode Island Tall Ship IncidentÖrjan Sandström20 Oct 2017, 17:26
Re: Azimuth method for positionBill Lionheart20 Oct 2017, 16:49
Re: Azimuth method for positionFrancis Upchurch20 Oct 2017, 14:58
Re: Azimuth method for positionHerman Dekker20 Oct 2017, 14:07
Re: Azimuth method for positionAndrés Ruiz20 Oct 2017, 10:41
Re: Azimuth method for positionFrancis Upchurch20 Oct 2017, 09:15
Re: Azimuth method for positionAndrés Ruiz20 Oct 2017, 10:24
Re: Azimuth method for positionGeoffrey Kolbe20 Oct 2017, 06:06
Re: Houseboat of time (about that pic of Ridge...)Paul Saffo20 Oct 2017, 05:01
Re: Rhode Island Tall Ship IncidentMarty Lyons20 Oct 2017, 02:50
Rhode Island Tall Ship IncidentFrank Reed20 Oct 2017, 02:11
Re: Airline inflight Route Map Anomalies and a PuzzleFrank Reed20 Oct 2017, 01:22
Re: Airline inflight Route Map Anomalies and a PuzzleFrank Reed20 Oct 2017, 00:30
Azimuth method for positionMarty Lyons19 Oct 2017, 23:50
Re: Airline inflight Route Map Anomalies and a PuzzleBrad Morris19 Oct 2017, 22:50
Re: Airline inflight Route Map Anomalies and a PuzzleDavid C19 Oct 2017, 22:04
Airline inflight Route Map Anomalies and a PuzzleRobin Stuart19 Oct 2017, 21:29
Re: Bowditch's Navigator 1825Rommel John Miller19 Oct 2017, 20:28
Re: Bowditch's Navigator 1825Frank Reed19 Oct 2017, 20:22
Re: Houseboat of timePaul Saffo19 Oct 2017, 19:59
Bowditch's Navigator 1825Karyn Kilcher19 Oct 2017, 19:53
Re: ASA Douglas Style PlotterTony Oz19 Oct 2017, 16:51
Re: Houseboat of timeTony Oz19 Oct 2017, 15:50
Re: Molasses as an artificial horizonStephen Wawrzyniec19 Oct 2017, 14:57
Re: Houseboat of timePaul Saffo19 Oct 2017, 13:56
Re: A different kind of positional astronomyBrad Morris18 Oct 2017, 22:45
Re: A different kind of positional astronomyHerbert Prinz18 Oct 2017, 22:07
Re: Molasses as an artificial horizonAlan S18 Oct 2017, 20:59
Re: A different kind of positional astronomyBrad Morris18 Oct 2017, 18:22
A different kind of positional astronomyJing C18 Oct 2017, 17:53
Re: Houseboat of timeMarty Lyons18 Oct 2017, 16:43
Re: Dark Glass Artificial HorizonMarty Lyons18 Oct 2017, 16:26
Re: Houseboat of timeRommel John Miller18 Oct 2017, 15:47
Re: Dark Glass Artificial HorizonDavid Pike18 Oct 2017, 14:32
Re: Houseboat of timeDon Seltzer18 Oct 2017, 14:24
Re: Molasses as an artificial horizonMarty Lyons18 Oct 2017, 13:53
Re: Dark Glass Artificial HorizonMarty Lyons18 Oct 2017, 13:41
Houseboat of timeMarty Lyons18 Oct 2017, 01:31
Re: Accuracy of ephemerisKen Muldrew17 Oct 2017, 12:38
Re: The "Raft Book" by Harold Gatty - ?Tony Oz17 Oct 2017, 09:45
Re: ASA Douglas Style PlotterHerman Dekker17 Oct 2017, 09:33
Re: ASA Douglas Style PlotterDavid Pike17 Oct 2017, 06:40
Re: Accuracy of ephemerisBill Lionheart17 Oct 2017, 06:23
Re: Accuracy of ephemerisKen Muldrew17 Oct 2017, 01:17
Re: ASA Douglas Style PlotterHerman Dekker17 Oct 2017, 00:37
Re: Mirror adjustment toolsHien Thanh Nguyen16 Oct 2017, 22:11
Re: American Practical Navigator, Bowditch 2017Alan S16 Oct 2017, 21:20
Re: Mirror adjustment toolsDon Seltzer16 Oct 2017, 20:30
Re: ASA Douglas Style PlotterGreg Rudzinski16 Oct 2017, 20:06
Re: Accuracy of ephemerisBill Lionheart16 Oct 2017, 20:02
Re: The "Raft Book" by Harold Gatty - ?Tony Oz16 Oct 2017, 19:29
Re: The "Raft Book" by Harold Gatty - ?Dave Walden16 Oct 2017, 18:15
Re: The "Raft Book" by Harold Gatty - ?Tony Oz16 Oct 2017, 14:35
Re: ASA Douglas Style PlotterDavid Pike16 Oct 2017, 14:08
Re: Accuracy of ephemerisJohn D. Howard16 Oct 2017, 14:02
Re: The "Raft Book" by Harold Gatty - ?Robert VanderPol II16 Oct 2017, 13:56
Re: The "Raft Book" by Harold Gatty - ?Tony Oz16 Oct 2017, 10:35
Re: ASA Douglas Style PlotterHerman Dekker16 Oct 2017, 10:16
Accuracy of ephemerisBill Lionheart16 Oct 2017, 08:21
"backseat driver in a bomber" (1943 article)Paul Hirose16 Oct 2017, 06:56
ASA Douglas Style PlotterGreg Rudzinski15 Oct 2017, 20:46
Re: The Maths behind DSDEamonn Sparling15 Oct 2017, 16:24
Islamic astronomyJackson McDonald15 Oct 2017, 12:58
Re: Mirror adjustment toolsEd Popko14 Oct 2017, 13:05
Re: Mirror adjustment toolsHien Thanh Nguyen14 Oct 2017, 10:36
Re: Mirror adjustment toolsEd Popko13 Oct 2017, 17:15
Re: Mirror adjustment toolsD Maracle13 Oct 2017, 17:01
Re: Mirror adjustment toolsTony Oz13 Oct 2017, 10:48
Re: Mirror adjustment toolsFrank Reed13 Oct 2017, 00:19
Re: Mirror adjustment toolsSean C13 Oct 2017, 00:06
Re: Mirror adjustment toolsHien Thanh Nguyen13 Oct 2017, 00:04
Re: Mirror adjustment toolsHien Thanh Nguyen12 Oct 2017, 23:48
Re: Mirror adjustment toolsFrank Reed12 Oct 2017, 21:59
Re: Mirror adjustment toolsRidge White12 Oct 2017, 21:23
Re: Mirror adjustment toolsHien Thanh Nguyen12 Oct 2017, 19:40
Re: Otis King Sight ReductionGreg Rudzinski12 Oct 2017, 15:21
Re: Otis King Sight ReductionRobert VanderPol II12 Oct 2017, 04:04
Re: Otis King Sight ReductionBrad Morris11 Oct 2017, 21:55
Re: Otis King Sight ReductionGreg Rudzinski11 Oct 2017, 17:46
Re: CelesticompIan Gifford11 Oct 2017, 10:51
Re: Mirror adjustment toolsHien Thanh Nguyen11 Oct 2017, 07:40
Re: Mirror adjustment toolsHien Thanh Nguyen11 Oct 2017, 07:33
Re: Polhemus computerStan K10 Oct 2017, 19:05
Polhemus computerGary LaPook10 Oct 2017, 18:39
Re: CelesticompMarshall Edgell10 Oct 2017, 14:18
Re: The Maths behind DSDPaul Hirose10 Oct 2017, 00:02
Navigation Spreadsheets in 2018Peter Hakel9 Oct 2017, 19:49
Re: The Maths behind DSDEamonn Sparling9 Oct 2017, 17:12
Re: The Maths behind DSDDave Walden9 Oct 2017, 12:08
Re: Mirror adjustment toolsLuc Desmedt9 Oct 2017, 10:32
Re: Otis King Sight ReductionFrancis Upchurch9 Oct 2017, 07:13
Re: The Maths behind DSDGreg Rudzinski9 Oct 2017, 01:11
The Maths behind DSDEamonn Sparling8 Oct 2017, 23:38
Re: Mirror adjustment toolsPeter Monta8 Oct 2017, 22:38
Re: Mirror adjustment toolsRidge White8 Oct 2017, 21:03
Otis King Sight ReductionGreg Rudzinski8 Oct 2017, 18:10
Navigation Symposium, four weeks awayFrank Reed8 Oct 2017, 02:24
Re: Dark Glass Artificial HorizonDavid Pike7 Oct 2017, 22:06
Re: Dark Glass Artificial HorizonBruce J. Pennino7 Oct 2017, 19:14
Re: Full moon sights and lifeboat sextant accuracyGreg Rudzinski7 Oct 2017, 18:13
Re: Mirror adjustment toolsFrank Reed7 Oct 2017, 16:54
Re: Mirror adjustment toolsHien Thanh Nguyen7 Oct 2017, 11:07
Re: Dark Glass Artificial HorizonGeoffrey Kolbe7 Oct 2017, 10:50
Re: Dark Glass Artificial HorizonDavid Pike7 Oct 2017, 08:07
Re: Dark Glass Artificial HorizonHerman Dekker7 Oct 2017, 07:43
Re: Full moon sights and lifeboat sextant accuracyGreg Rudzinski7 Oct 2017, 00:53
Re: Full moon sights and lifeboat sextant accuracyBruce Cutting7 Oct 2017, 00:20
Re: Mirror adjustment toolsStan K6 Oct 2017, 23:48
Dark Glass Artificial HorizonDavid Pike6 Oct 2017, 21:34
Re: The "Raft Book" by Harold Gatty - ?Tony Oz6 Oct 2017, 19:20
Re: Full moon sights and lifeboat sextant accuracyGreg Rudzinski6 Oct 2017, 19:05
Re: The "Raft Book" by Harold Gatty - ?Robert Eno6 Oct 2017, 18:14
Re: Mirror adjustment toolsBrad Morris6 Oct 2017, 17:02
Re: The "Raft Book" by Harold Gatty - ?Robert VanderPol II6 Oct 2017, 16:52
Re: Mirror adjustment toolsHien Thanh Nguyen6 Oct 2017, 15:23
Re: The "Raft Book" by Harold Gatty - ?Tony Oz6 Oct 2017, 11:21
ShackletonGary LaPook6 Oct 2017, 09:44
Re: The "Raft Book" by Harold Gatty - ?Bob Crawley6 Oct 2017, 08:11
Re: Hardware store Xylene in A-12 bubble sextant?Geoffrey Kolbe6 Oct 2017, 05:52
Re: The "Raft Book" by Harold Gatty - ?Gary LaPook5 Oct 2017, 22:24
Re: Full moon sights and lifeboat sextant accuracyRon Jones5 Oct 2017, 21:13
Re: Molasses as an artificial horizonRandall Morrow5 Oct 2017, 19:28
Re: Mirror adjustment toolsMark Knudsen5 Oct 2017, 18:50
Re: Molasses as an artificial horizonMark Knudsen5 Oct 2017, 18:40
The "Raft Book" by Harold Gatty - ?Tony Oz5 Oct 2017, 16:33
Re: Hardware store Xylene in A-12 bubble sextant?Tony Oz5 Oct 2017, 10:54
Re: Mirror adjustment toolsPeter Monta5 Oct 2017, 04:06
Re: Mirror adjustment toolsPeter Monta5 Oct 2017, 03:55
Re: Hardware store Xylene in A-12 bubble sextant?Robert Eno5 Oct 2017, 03:54
Re: Hardware store Xylene in A-12 bubble sextant?Paul Dolkas5 Oct 2017, 02:21
Re: Full moon sights and lifeboat sextant accuracyStan K5 Oct 2017, 02:04
Re: Full moon sights and lifeboat sextant accuracyHewitt Schlereth5 Oct 2017, 02:00
Re: Mirror adjustment toolsStan K5 Oct 2017, 01:54
Re: Full moon sights and lifeboat sextant accuracyDavid Fleming5 Oct 2017, 00:05
Re: Full moon sights and lifeboat sextant accuracyEd Popko4 Oct 2017, 23:41
Full moon sights and lifeboat sextant accuracyJing C4 Oct 2017, 22:50
Re: Molasses as an artificial horizonJing C4 Oct 2017, 22:39
Re: Mirror adjustment toolsHien Thanh Nguyen4 Oct 2017, 22:35
Hardware store Xylene in A-12 bubble sextant?Jim Speedwell4 Oct 2017, 20:40
Re: Molasses as an artificial horizonRandall Morrow4 Oct 2017, 19:16
Re: Preparing the sky with Vol. 2 and 3 Pub. 249.Guus Dekker4 Oct 2017, 12:20
Re: Regulus Occultation, unexpected resultsFrank Reed3 Oct 2017, 19:25
Re: H.O. 249, Vol. 1 as a guide for star selection for direct position computation?Greg Rudzinski3 Oct 2017, 19:16
Re: H.O. 249, Vol. 1 as a guide for star selection for direct position computation?David Fleming3 Oct 2017, 18:19
Re: H.O. 249, Vol. 1 as a guide for star selection for direct position computation?Frank Reed3 Oct 2017, 18:08
Re: Molasses as an artificial horizonNoell Wilson3 Oct 2017, 13:53
Re: H.O. 249, Vol. 1 as a guide for star selection for direct position computation?Tony Oz3 Oct 2017, 09:12
Re: Molasses as an artificial horizonBrad Morris3 Oct 2017, 00:22
Re: Molasses as an artificial horizonWayne Hilliard2 Oct 2017, 21:54
Re: H.O. 249, Vol. 1 as a guide for star selection for direct position computation?Greg Rudzinski2 Oct 2017, 18:59
Re: Molasses as an artificial horizonBob Goethe2 Oct 2017, 17:58
Re: Robertwhite.comFrank Reed2 Oct 2017, 17:20
H.O. 249, Vol. 1 as a guide for star selection for direct position computation?Tony Oz2 Oct 2017, 17:20
Re: Regulus Occultation, unexpected resultsAntoine Couëtte2 Oct 2017, 17:19
Re: Regulus Occultation, unexpected resultsDave Walden2 Oct 2017, 13:30
Re: Regulus Occultation, unexpected resultsPaul Hirose1 Oct 2017, 22:48
Re: Molasses as an artificial horizonDavid Pike1 Oct 2017, 19:56
Re: Molasses as an artificial horizonEd Popko1 Oct 2017, 18:08
Re: Molasses as an artificial horizonWayne Hilliard1 Oct 2017, 17:09
Re: Molasses as an artificial horizonMark Knudsen1 Oct 2017, 16:16
Re: Regulus Occultation, unexpected resultsAntoine Couëtte1 Oct 2017, 15:55
Re: Robertwhite.comPaul Saffo1 Oct 2017, 14:42
Re: Molasses as an artificial horizonRandall Morrow1 Oct 2017, 13:21
Re: Molasses as an artificial horizonEd Popko1 Oct 2017, 13:16
Re: Sextant view at sunsetAntoine Couëtte1 Oct 2017, 05:39
Re: Regulus Occultation, unexpected resultsAntoine Couëtte1 Oct 2017, 05:32
Re: Regulus Occultation, unexpected resultsPaul Hirose1 Oct 2017, 05:16
Sextant view at sunsetPeter Monta1 Oct 2017, 05:00
Re: Regulus Occultation, unexpected resultsSean C1 Oct 2017, 04:54
Re: Molasses as an artificial horizonJohn D. Howard1 Oct 2017, 03:29
Re: Regulus Occultation, unexpected resultsSean C1 Oct 2017, 00:52
Re: Robertwhite.comDavid C30 Sep 2017, 20:23
Re: Molasses as an artificial horizonDavid C30 Sep 2017, 20:21
Re: Molasses as an artificial horizonBruce J. Pennino30 Sep 2017, 20:17
Re: Robertwhite.comHerbert Prinz30 Sep 2017, 19:40
Molasses as an artificial horizonBob Goethe30 Sep 2017, 18:29
Robertwhite.comBob Goethe30 Sep 2017, 18:17
Re: Saturn Lunar by DSLR CameraGreg Rudzinski30 Sep 2017, 17:59
Re: Saturn Lunar by DSLR CameraAntoine Couëtte30 Sep 2017, 10:30
Re: Saturn Lunar by DSLR CameraAndrés Ruiz30 Sep 2017, 10:09
Re: Longines A-7 Avigation Hack WatchAntoine Couëtte30 Sep 2017, 08:37
Re: Regulus Occultation, unexpected resultsAntoine Couëtte30 Sep 2017, 07:05
Re: Regulus Occultation, unexpected resultsPaul Hirose30 Sep 2017, 04:04
Re: Mirror adjustment toolsHien Thanh Nguyen30 Sep 2017, 03:56
Re: Longines A-7 Avigation Hack WatchAntoine Couëtte30 Sep 2017, 01:49
Re: Longines A-7 Avigation Hack WatchBill Lionheart29 Sep 2017, 20:36
Re: Natural haversines: the interpolation table?Greg Rudzinski29 Sep 2017, 18:40
Re: Mirror adjustment toolsStan K29 Sep 2017, 19:57
Re: Saturn Lunar by DSLR CameraGreg Rudzinski29 Sep 2017, 18:33
Re: Mirror adjustment toolsPeter Monta29 Sep 2017, 17:42
Re: Longines A-7 Avigation Hack WatchPeter Monta29 Sep 2017, 17:26
Re: USS John S McCainWolfgang Köberer29 Sep 2017, 16:39
Re: Natural haversines: the interpolation table?Tony Oz29 Sep 2017, 15:44
Re: Saturn Lunar by DSLR CameraAndrés Ruiz29 Sep 2017, 12:44
Regulus Occultation, unexpected resultsAntoine Couëtte29 Sep 2017, 12:38
Re: Natural haversines: the interpolation table?Tony Oz29 Sep 2017, 11:26
Re: Angular separation v. azimuth separationAntoine Couëtte29 Sep 2017, 04:54
Re: Saturn Lunar by DSLR CameraAntoine Couëtte29 Sep 2017, 04:51
Re: Natural haversines: the interpolation table?Frank Reed28 Sep 2017, 18:31
Natural haversines: the interpolation table?Tony Oz28 Sep 2017, 15:27
Re: USS John S McCainTom Sult28 Sep 2017, 14:04
Re: USS John S McCainRobert Wyatt28 Sep 2017, 13:47
Re: USS John S McCainGary LaPook28 Sep 2017, 08:24
Re: Mirror adjustment toolsMark Knudsen27 Sep 2017, 16:05
Re: Mirror adjustment toolsHien Thanh Nguyen27 Sep 2017, 12:57
Saturn Lunar by DSLR CameraGreg Rudzinski27 Sep 2017, 03:38
Re: Quiz about the Southern CrossAntoine Couëtte27 Sep 2017, 03:30
Re: Mirror adjustment toolsBrad Morris27 Sep 2017, 02:36
Re: Mirror adjustment toolsHien Thanh Nguyen27 Sep 2017, 02:02
Re: Mirror adjustment toolsFrank Reed26 Sep 2017, 22:47
Re: Mirror adjustment toolsGreg Rudzinski26 Sep 2017, 22:46
Re: Quiz about the Southern CrossDavid C26 Sep 2017, 22:28
Re: Quiz about the Southern CrossGary LaPook26 Sep 2017, 21:44
Re: Mirror adjustment toolsHien Thanh Nguyen26 Sep 2017, 21:34
Re: Mirror adjustment toolsGreg Rudzinski26 Sep 2017, 17:50
Re: Quiz about the Southern CrossAntoine Couëtte26 Sep 2017, 17:16
Re: Longines A-7 Avigation Hack WatchEitan A26 Sep 2017, 16:28
Mirror adjustment toolsHien Thanh Nguyen26 Sep 2017, 16:04
Re: Quiz about the Southern CrossRobin Stuart26 Sep 2017, 12:38
Re: USS John S McCainStephen N.G. Davies26 Sep 2017, 02:09
Re: Is there any connection between difference in SHA and difference in azimuth?Sean C26 Sep 2017, 04:47
Re: Quest for LongitudeDon Seltzer26 Sep 2017, 01:24
Quest for LongitudeJackson McDonald25 Sep 2017, 23:22
Re: Is there any connection between difference in SHA and difference in azimuth?Frank Reed25 Sep 2017, 22:43
Re: Is there any connection between difference in SHA and difference in azimuth?David Pike25 Sep 2017, 21:53
Re: Calculator Recommendations (Ageton Classic)Greg Rudzinski25 Sep 2017, 19:42
Re: Is there any connection between difference in SHA and difference in azimuth?Bill B25 Sep 2017, 19:36
Re: Is there any connection between difference in SHA and difference in azimuth?Bill B25 Sep 2017, 19:26
Re: Calculator Recommendations (Ageton Classic)Francis Upchurch25 Sep 2017, 19:24
Re: Calculator Recommendations (Ageton Classic)Greg Rudzinski25 Sep 2017, 18:52
Re: Longines A-7 Avigation Hack WatchEitan A25 Sep 2017, 17:54
Re: Longines A-7 Avigation Hack WatchEitan A25 Sep 2017, 17:52
Re: Preparing the sky with Vol. 2 and 3 Pub. 249.Doug MacPherson25 Sep 2017, 17:06
Re: Calculator Recommendations (Ageton Classic)Tony Oz25 Sep 2017, 14:37
Re: The "Death to the Intercept Method" revisited?Andrés Ruiz25 Sep 2017, 13:43
Re: Can I Navigate Without an Assumed Position?Robin Jouan25 Sep 2017, 10:00
Re: Preparing the sky with Vol. 2 and 3 Pub. 249.Guus Dekker25 Sep 2017, 09:24
Is there any connection between difference in SHA and difference in azimuth?David Pike25 Sep 2017, 07:52
Re: Can I Navigate Without an Assumed Position?Andrés Ruiz25 Sep 2017, 07:40
Re: Can I Navigate Without an Assumed Position?Andrés Ruiz25 Sep 2017, 06:53
Re: Preparing the sky with Vol. 2 and 3 Pub. 249.Ken Gebhart25 Sep 2017, 04:21
Re: Quiz about the Southern CrossRobert VanderPol II25 Sep 2017, 04:02
Re: Can I Navigate Without an Assumed Position?Antoine Couëtte25 Sep 2017, 03:00
Re: Can I Navigate Without an Assumed Position?Antoine Couëtte25 Sep 2017, 02:22
Re: Quiz about the Southern CrossMichael Martin25 Sep 2017, 01:04
Re: Tamaya NC-77 AlmanacJoseph Rheubeck24 Sep 2017, 22:36
Re: Can I Navigate Without an Assumed Position?Greg Rudzinski24 Sep 2017, 21:41
Re: Preparing the sky with Vol. 2 and 3 Pub. 249.David Pike24 Sep 2017, 20:51
Re: Can I Navigate Without an Assumed Position?Antoine Couëtte24 Sep 2017, 20:29
Re: Angular separation v. azimuth separationAntoine Couëtte24 Sep 2017, 19:57
Re: Can I Navigate Without an Assumed Position?Antoine Couëtte24 Sep 2017, 19:43
Re: Preparing the sky with Vol. 2 and 3 Pub. 249.Gary LaPook24 Sep 2017, 19:22
Preparing the sky with Vol. 2 and 3 Pub. 249.Guus Dekker24 Sep 2017, 18:09
Re: Can I Navigate Without an Assumed Position?John D. Howard24 Sep 2017, 18:00
Re: Can I Navigate Without an Assumed Position?Bill Lionheart24 Sep 2017, 17:34
Re: Spring EquinoxAlexandre Eremenko24 Sep 2017, 16:51
Re: Can I Navigate Without an Assumed Position?Frank Reed24 Sep 2017, 16:31
Re: Quiz about the Southern CrossFrank Reed24 Sep 2017, 16:10
Re: Can I Navigate Without an Assumed Position?John D. Howard24 Sep 2017, 15:52
Re: Quiz about the Southern CrossAntoine Couëtte24 Sep 2017, 15:18
Re: Quiz about the Southern CrossRobert H. van Gent24 Sep 2017, 15:06
Re: Spring EquinoxDon Seltzer24 Sep 2017, 14:27
Re: Spring EquinoxDavid Fleming24 Sep 2017, 14:19
Re: Can I Navigate Without an Assumed Position?Herman Dekker24 Sep 2017, 13:51
Re: Quiz about the Southern CrossRobin Stuart24 Sep 2017, 12:51
Re: Spring EquinoxAlexandre Eremenko24 Sep 2017, 11:45
Re: Can I Navigate Without an Assumed Position?Robin Jouan24 Sep 2017, 09:58
Re: Quiz about the Southern CrossAntoine Couëtte24 Sep 2017, 09:14
Re: Quiz about the Southern CrossAntoine Couëtte24 Sep 2017, 09:11
Re: Spring EquinoxDavid Fleming24 Sep 2017, 05:29
Re: Can I Navigate Without an Assumed Position?Ron Jones24 Sep 2017, 04:23
Re: Can I Navigate Without an Assumed Position?Antoine Couëtte24 Sep 2017, 02:57
Re: Quiz about the Southern CrossBruce Cutting24 Sep 2017, 00:52
Re: Quiz about the Southern CrossGary LaPook23 Sep 2017, 23:15
Re: Can I Navigate Without an Assumed Position?Ron Jones23 Sep 2017, 21:41
Re: Can I Navigate Without an Assumed Position?Ron Jones23 Sep 2017, 21:32
Re: Tamaya NC-77 AlmanacGreg Rudzinski23 Sep 2017, 20:29
Quiz about the Southern CrossAntoine Couëtte23 Sep 2017, 13:48
Re: Can I Navigate Without an Assumed Position?Peter Hakel23 Sep 2017, 19:05
Re: Can I Navigate Without an Assumed Position?Antoine Couëtte23 Sep 2017, 13:29
Re: Spring EquinoxAlexandre Eremenko23 Sep 2017, 12:08
Re: Can I Navigate Without an Assumed Position?Robin Jouan23 Sep 2017, 12:01
Re: Can I Navigate Without an Assumed Position?Robin Jouan23 Sep 2017, 10:00
Re: Tamaya NC-77 AlmanacJoseph Rheubeck22 Sep 2017, 22:45
Re: US Navy switches AIS ONDon Seltzer23 Sep 2017, 02:19
Spring EquinoxDavid C23 Sep 2017, 01:11
Can I Navigate Without an Assumed Position?Ron Jones22 Sep 2017, 22:37
Angular separation v. azimuth separationFrank Reed22 Sep 2017, 18:52
Re: Longines A-7 Avigation Hack WatchPeter Monta22 Sep 2017, 06:53
Re: Longines A-7 Avigation Hack WatchPaul Hirose22 Sep 2017, 05:41
Re: US Navy switches AIS ONMichael Bernhardt22 Sep 2017, 03:27
Re: US Navy switches AIS ONFrank Reed21 Sep 2017, 22:40
US Navy switches AIS ONHerman Dekker21 Sep 2017, 21:21
Re: Longines A-7 Avigation Hack WatchFrank Reed21 Sep 2017, 20:14
Re: Longines A-7 Avigation Hack WatchEitan A21 Sep 2017, 17:16
Re: Longines A-7 Avigation Hack WatchEitan A21 Sep 2017, 17:11
Re: The "Death to the Intercept Method" revisited?Jing C21 Sep 2017, 15:07
Re: The "Death to the Intercept Method" revisited?Geoffrey Kolbe21 Sep 2017, 09:46
Re: Longines A-7 Avigation Hack WatchGeoffrey Kolbe21 Sep 2017, 09:37
Re: The "Death to the Intercept Method" revisited?Jing C21 Sep 2017, 05:23
Re: The "Death to the Intercept Method" revisited?Jing C21 Sep 2017, 04:42
Re: new star finderHerman Dekker21 Sep 2017, 03:57
Re: Longines A-7 Avigation Hack WatchBrad Morris21 Sep 2017, 03:02
Re: Occultation seen from Flight level 410Frank Reed21 Sep 2017, 02:34
Ageton Classic Table ModificationGreg Rudzinski21 Sep 2017, 01:12
Re: Longines A-7 Avigation Hack WatchEitan A20 Sep 2017, 21:15
Re: The Dunlap Sunrise Sunset ComputerGary LaPook20 Sep 2017, 15:40
Re: Longines A-7 Avigation Hack WatchGreg Rudzinski20 Sep 2017, 15:36
Longines A-7 Avigation Hack WatchEitan A20 Sep 2017, 15:05
Re: Occultation seen from Flight level 410Antoine Couëtte20 Sep 2017, 14:59
Re: Occultation seen from Flight level 410Antoine Couëtte20 Sep 2017, 14:55
Re: The Dunlap Sunrise Sunset ComputerBrad Morris20 Sep 2017, 10:57
Re: The Dunlap Sunrise Sunset ComputerGary LaPook20 Sep 2017, 04:57
Re: The Dunlap Sunrise Sunset ComputerStan K20 Sep 2017, 03:05
The Dunlap Sunrise Sunset ComputerBrad Morris19 Sep 2017, 21:58
Talk like a pirate dayBill B19 Sep 2017, 20:47
Lutz 102 S and Schlereth 229 TablesGreg Rudzinski19 Sep 2017, 20:01
Re: Occultation seen from Flight level 410Noell Wilson19 Sep 2017, 18:28
Re: Occultation seen from Flight level 410Greg Rudzinski19 Sep 2017, 18:26
Occultation seen from Flight level 410Antoine Couëtte19 Sep 2017, 17:33
More heads are rolling over destroyer collisionsLu Abel18 Sep 2017, 22:00
Re: A little sextant with a big rangeBruce J. Pennino17 Sep 2017, 21:33
Re: Navigate using seafloor dataFrank Reed17 Sep 2017, 21:05
A little sextant with a big rangeFrank Reed17 Sep 2017, 20:39
Re: US Navy and celestial...Bob Goethe16 Sep 2017, 17:05
Re: US Navy and celestial...Herman Dekker16 Sep 2017, 10:17
Re: Navigate using seafloor dataLu Abel16 Sep 2017, 04:03
Re: Navigate using seafloor dataJohn D. Howard16 Sep 2017, 03:34
Re: US Navy and celestial...Doug MacPherson16 Sep 2017, 02:39
Re: US Navy and celestial...Greg Rudzinski15 Sep 2017, 23:56
Re: US Navy and celestial...Dustin Baenen15 Sep 2017, 21:59
Re: Navigate using seafloor dataJackson McDonald15 Sep 2017, 20:22
Re: US Navy and celestial...Stan K15 Sep 2017, 19:47
Re: US Navy and celestial...Greg Rudzinski15 Sep 2017, 19:37
Re: US Navy and celestial...Paul Hirose15 Sep 2017, 18:31
Re: Navigate using seafloor dataFrank Reed15 Sep 2017, 17:14
Re: US Navy and celestial...Frank Reed15 Sep 2017, 16:48
Re: Navigate using seafloor dataLu Abel15 Sep 2017, 16:19
Navigate using seafloor dataJohn D. Howard15 Sep 2017, 14:33
Re: US Navy and celestial...David Pike15 Sep 2017, 09:06
Re: Can I Navigate Without an Assumed Position?Robin Jouan15 Sep 2017, 06:55
Re: US Navy and celestial...Alexandre Eremenko15 Sep 2017, 02:01
Re: US Navy and celestial...Lu Abel14 Sep 2017, 23:49
Re: US Navy and celestial...Sean C14 Sep 2017, 23:43
Re: A quarter-millennium of almanacsJohn D. Howard14 Sep 2017, 21:32
US Navy and celestial...Alexandre Eremenko14 Sep 2017, 19:28
Re: Can I Navigate Without an Assumed Position?Hien Thanh Nguyen14 Sep 2017, 18:01
Re: A quarter-millennium of almanacsJing C14 Sep 2017, 17:17
Re: A quarter-millennium of almanacsJing C14 Sep 2017, 17:15
Re: A quarter-millennium of almanacsHerbert Prinz14 Sep 2017, 15:49
Re: A quarter-millennium of almanacsAlexandre Eremenko14 Sep 2017, 12:22
Re: A quarter-millennium of almanacsDavid C14 Sep 2017, 08:42
Re: Can I Navigate Without an Assumed Position?Robin Jouan14 Sep 2017, 07:40
Re: Can I Navigate Without an Assumed Position?Robin Jouan14 Sep 2017, 07:06
Re: A quarter-millennium of almanacsDavid Pike14 Sep 2017, 07:00
Re: A quarter-millennium of almanacsStan K14 Sep 2017, 02:50
A quarter-millennium of almanacsFrank Reed14 Sep 2017, 00:15
Re: Can I Navigate Without an Assumed Position?Hien Thanh Nguyen13 Sep 2017, 20:50
Re: Calculator Recommendations (Ageton Classic)Hewitt Schlereth13 Sep 2017, 19:15
Re: Calculator Recommendations (Ageton Classic)Greg Rudzinski13 Sep 2017, 17:26
Re: A12 Sextant MaintenanceDavid Pike13 Sep 2017, 09:37
Re: Calculator Recommendations (Ageton Classic)Bob Crawley13 Sep 2017, 08:18
Re: Can I Navigate Without an Assumed Position?Robin Jouan13 Sep 2017, 07:03
Re: Navigator's PillowAndrés Ruiz13 Sep 2017, 06:30
Re: A12 Sextant MaintenanceAndrés Ruiz13 Sep 2017, 06:13
Re: Navigator's PillowDoug MacPherson13 Sep 2017, 01:35
Re: Can I Navigate Without an Assumed Position?Mark Knudsen12 Sep 2017, 23:13
Re: Can I Navigate Without an Assumed Position?Hien Thanh Nguyen12 Sep 2017, 23:11
Navigator's PillowBob Goethe12 Sep 2017, 22:56
Re: Can I Navigate Without an Assumed Position?Stan K12 Sep 2017, 21:52
Re: Can I Navigate Without an Assumed Position?Hien Thanh Nguyen12 Sep 2017, 21:13
Re: A12 Sextant MaintenanceAndrés Ruiz12 Sep 2017, 18:16
Re: Calculator Recommendations (Ageton Classic)Andrés Ruiz12 Sep 2017, 17:43
Re: Calculator Recommendations (Ageton Classic)Alan S12 Sep 2017, 15:14
Re: Calculator Recommendations (Ageton Classic)Andrés Ruiz12 Sep 2017, 10:11
Re: A-8A Aircraft SextantChris Caswell11 Sep 2017, 22:11
Re: Army/Air Corps sextant?Chris Caswell11 Sep 2017, 22:09
HO 211 (Ageton) Sadler methodPaul Hirose11 Sep 2017, 21:33
Re: Calculator Recommendations (Ageton Classic)Hewitt Schlereth11 Sep 2017, 20:36
Re: A12 Sextant MaintenanceDavid Pike11 Sep 2017, 20:24
Re: Calculator Recommendations (Ageton Classic)Alan S11 Sep 2017, 19:53
Re: Hurricane IrmaGreg Rudzinski11 Sep 2017, 19:26
Re: Calculator Recommendations (Ageton Classic)Greg Rudzinski11 Sep 2017, 19:16
Re: Calculator Recommendations (Ageton Classic)Bob Goethe11 Sep 2017, 17:50
Re: Varuna -- Abandoned due to Loss of PowerBruce Cutting11 Sep 2017, 17:54
Hurricane IrmaJackson McDonald11 Sep 2017, 17:32
Re: Calculator Recommendations (Ageton Classic)Tony Oz11 Sep 2017, 15:40
Re: Calculator Recommendations (Ageton Classic)Greg Rudzinski11 Sep 2017, 14:44
Re: Calculator Recommendations (Ageton Classic)Stan K11 Sep 2017, 10:54
Re: Calculator Recommendations (Ageton Classic)Jing C11 Sep 2017, 05:51
Re: Plotting multiple LOPs from same location?Peter Hakel11 Sep 2017, 00:04
Re: Varuna -- Abandoned due to Loss of PowerPete Solon Palmer10 Sep 2017, 21:15
Re: Varuna -- Abandoned due to Loss of PowerLu Abel10 Sep 2017, 17:04
Re: A-8A Aircraft SextantChris Caswell10 Sep 2017, 14:14
Re: Varuna -- Abandoned due to Loss of PowerGary LaPook10 Sep 2017, 04:19
Re: Low Altitude Setting Sun SightStan K10 Sep 2017, 01:05
Re: Varuna -- Abandoned due to Loss of PowerNoell Wilson10 Sep 2017, 01:03
Re: Varuna -- Abandoned due to Loss of PowerGreg Rudzinski9 Sep 2017, 22:46
Re: Varuna -- Abandoned due to Loss of PowerTom Sult9 Sep 2017, 22:16
Re: Varuna -- Abandoned due to Loss of PowerPete Solon Palmer9 Sep 2017, 22:10
Re: Varuna -- Abandoned due to Loss of PowerGreg Rudzinski9 Sep 2017, 22:08
Re: Varuna -- Abandoned due to Loss of PowerBob Goethe9 Sep 2017, 22:03
Re: Varuna -- Abandoned due to Loss of PowerBill B9 Sep 2017, 22:00
Re: Faraday cageNoell Wilson9 Sep 2017, 21:29
Re: Varuna -- Abandoned due to Loss of PowerNoell Wilson9 Sep 2017, 21:21
Re: Low Altitude Setting Sun SightGreg Rudzinski9 Sep 2017, 19:57
Re: Varuna -- Abandoned due to Loss of PowerBob Goethe9 Sep 2017, 19:56
Re: Faraday cageJing C9 Sep 2017, 19:25
Re: Plotting multiple LOPs from same location?Greg Rudzinski9 Sep 2017, 18:07
Re: Varuna -- Abandoned due to Loss of PowerPete Solon Palmer9 Sep 2017, 17:39
Low Altitude Setting Sun SightBruce J. Pennino9 Sep 2017, 17:11
Re: Faraday cageGeoffrey Kolbe9 Sep 2017, 16:23
Plotting multiple LOPs from same location?Dale Lichtblau9 Sep 2017, 15:29
Re: Faraday cageBruce J. Pennino9 Sep 2017, 13:22
Re: Varuna -- Abandoned due to Loss of PowerGreg Rudzinski9 Sep 2017, 15:04
Re: Navigation Symposium: presentations by George KaplanAndrés Ruiz9 Sep 2017, 09:59
Re: Varuna -- Abandoned due to Loss of PowerRobin Jouan9 Sep 2017, 09:43
Re: Varuna -- Abandoned due to Loss of PowerÖrjan Sandström9 Sep 2017, 08:31
Faraday cageHerbert Prinz9 Sep 2017, 04:51
Re: Varuna -- Abandoned due to Loss of PowerLu Abel9 Sep 2017, 02:17
Re: Varuna -- Abandoned due to Loss of PowerPeter Smith9 Sep 2017, 01:16
Re: Varuna -- Abandoned due to Loss of PowerGreg Rudzinski8 Sep 2017, 22:06
Re: Varuna -- Abandoned due to Loss of PowerDavid C8 Sep 2017, 22:00
Re: Varuna -- Abandoned due to Loss of PowerBob Goethe8 Sep 2017, 21:41
Re: Varuna -- Abandoned due to Loss of PowerBob Goethe8 Sep 2017, 21:14
Re: Varuna -- Abandoned due to Loss of PowerDavid C8 Sep 2017, 21:04
Re: Varuna -- Abandoned due to Loss of PowerGreg Rudzinski8 Sep 2017, 20:41
Re: Navigation Symposium: presentations by George KaplanBob Goethe8 Sep 2017, 20:25
Navigation Symposium: presentations by George KaplanFrank Reed8 Sep 2017, 19:41
Re: Varuna -- Abandoned due to Loss of PowerTony Oz8 Sep 2017, 18:54
Army/Air Corps sextant?Derrick Young8 Sep 2017, 17:41
Re: Varuna -- Abandoned due to Loss of PowerLu Abel8 Sep 2017, 17:14
Re: Varuna -- Abandoned due to Loss of PowerFrank Reed8 Sep 2017, 16:20
Re: The "Death to the Intercept Method" revisited?Andrés Ruiz8 Sep 2017, 13:38
Re: The "Death to the Intercept Method" revisited?Tony Oz8 Sep 2017, 08:45
Fritz Uttmark and universal plotting sheetsJing C8 Sep 2017, 09:15
Re: The "Death to the Intercept Method" revisited?Andrés Ruiz8 Sep 2017, 07:25
Re: The "Death to the Intercept Method" revisited?Andrés Ruiz8 Sep 2017, 06:49
Re: The "Death to the Intercept Method" revisited?Andrés Ruiz8 Sep 2017, 06:45
Re: The "Death to the Intercept Method" revisited?Herbert Prinz8 Sep 2017, 05:26
Re: Calculator RecommendationsBill B7 Sep 2017, 23:34
Re: A-8A Aircraft SextantMichael Bernhardt7 Sep 2017, 22:55
Re: A-8A Aircraft SextantChris Caswell7 Sep 2017, 21:28
Re: Varuna -- Abandoned due to Loss of PowerBob Goethe7 Sep 2017, 20:51
Re: The "Death to the Intercept Method" revisited?Herbert Prinz7 Sep 2017, 20:19
Varuna -- Abandoned due to Loss of PowerJonathan M Bresler7 Sep 2017, 14:11
Re: The "Death to the Intercept Method" revisited?Robin Jouan7 Sep 2017, 14:34
Re: The "Death to the Intercept Method" revisited?Robin Jouan7 Sep 2017, 10:20
Re: The "Death to the Intercept Method" revisited?Tony Oz7 Sep 2017, 08:52
Re: Sumner Line of PositionAndrés Ruiz7 Sep 2017, 08:00
Re: "Totality" in OregonDoug MacPherson7 Sep 2017, 02:05
Re: "Totality" in OregonGary LaPook7 Sep 2017, 01:43
IEEE lecture on sat navGreg Licfi6 Sep 2017, 22:07
Re: The "Death to the Intercept Method" revisited?Jing C6 Sep 2017, 19:41
Re: The "Death to the Intercept Method" revisited?Frank Reed6 Sep 2017, 19:13
Sumner Line of PositionRon Jones6 Sep 2017, 16:55
Re: The "Death to the Intercept Method" revisited?Tony Oz6 Sep 2017, 16:36
Re: The "Death to the Intercept Method" revisited?Andrés Ruiz6 Sep 2017, 12:43
Re: Short term magnetic anomaliesDon Seltzer6 Sep 2017, 12:39
Re: The "Death to the Intercept Method" revisited?Tony Oz6 Sep 2017, 08:08
Re: The "Death to the Intercept Method" revisited?Andrés Ruiz6 Sep 2017, 07:48
Re: The "Death to the Intercept Method" revisited?Geoffrey Kolbe6 Sep 2017, 06:29
Re: Short term magnetic anomaliesGeoffrey Kolbe6 Sep 2017, 06:13
Re: Calculator RecommendationsSean C6 Sep 2017, 04:46
Re: Calculator Recommendations (Ageton Classic)Stan K6 Sep 2017, 00:47
Re: The "Death to the Intercept Method" revisited?Stan K6 Sep 2017, 00:32
Re: Calculator Time and Angle WorkAlan S5 Sep 2017, 22:38
Re: Calculator Time and Angle WorkPaul Hirose5 Sep 2017, 20:27
Re: The "Death to the Intercept Method" revisited?Frank Reed5 Sep 2017, 18:29
Re: The "Death to the Intercept Method" revisited?Jing C5 Sep 2017, 18:22
Short term magnetic anomaliesBob Goethe5 Sep 2017, 18:07
Re: The "Death to the Intercept Method" revisited?Francis Upchurch5 Sep 2017, 16:13
Re: The "Death to the Intercept Method" revisited?Tony Oz5 Sep 2017, 14:31
Re: Calculator RecommendationsGreg Rudzinski5 Sep 2017, 03:59
Re: Calculator RecommendationsGreg Rudzinski4 Sep 2017, 22:18
Re: Calculator Recommendations and self reliancePatrick Burgess4 Sep 2017, 21:09
Re: Calculator RecommendationsJohn D. Howard4 Sep 2017, 19:46
Re: The "Death to the Intercept Method" revisited?Brad Morris4 Sep 2017, 19:45
Re: Calculator RecommendationsMarty Lyons4 Sep 2017, 19:30
Re: Calculator RecommendationsFrancis Upchurch4 Sep 2017, 19:14
Re: The "Death to the Intercept Method" revisited?Jing C4 Sep 2017, 19:16
Re: A-8A Aircraft SextantMichael Bernhardt3 Sep 2017, 23:00
Re: A-8A Aircraft SextantNoell Wilson3 Sep 2017, 20:53
Re: Calculator Time and Angle WorkBill B3 Sep 2017, 18:52
Re: Calculator Time and Angle WorkGreg Rudzinski3 Sep 2017, 18:11
Re: Calculator RecommendationsRobert VanderPol II3 Sep 2017, 17:46
Calculator RecommendationsJing C3 Sep 2017, 08:35
Calculator Time and Angle WorkMarty Lyons3 Sep 2017, 04:08
Re: Comparison of sight reduction tablesAlan S3 Sep 2017, 01:25
Re: A-8A Aircraft SextantMichael Bernhardt3 Sep 2017, 02:31
A-8A Aircraft SextantMichael Bernhardt2 Sep 2017, 20:56
Re: The "Death to the Intercept Method" revisited?Francis Upchurch2 Sep 2017, 05:47
Re: C.Plath Navistar Classic ValueRobert Eno1 Sep 2017, 20:05
The "Death to the Intercept Method" revisited?Tony Oz1 Sep 2017, 17:39
Re: Celestial Navigation In The Gps Age: Typos?Tony Oz1 Sep 2017, 08:20
Re: Celestial Navigation In The Gps Age: Typos?Bill B1 Sep 2017, 04:05
Re: Celestial Navigation In The Gps Age: Typos?Bill B31 Aug 2017, 19:36
Re: Celestial Navigation In The Gps Age: Typos?Greg Rudzinski31 Aug 2017, 18:55
Re: Celestial Navigation In The Gps Age: Typos?Stan K31 Aug 2017, 18:53
Re: Celestial Navigation In The Gps Age: Typos?Bill B31 Aug 2017, 18:43
Celestial Navigation In The Gps Age: Typos?Tony Oz31 Aug 2017, 16:53
Re: C.Plath Navistar Classic ValueFrank Reed31 Aug 2017, 15:07
Re: C.Plath Navistar Classic ValueJeremy C31 Aug 2017, 13:57
Re: C.Plath Navistar Classic ValuePaul Jackson31 Aug 2017, 08:42
Re: A story of a pilot lost over Pacific and saved by a passenger jet crew?Tony Oz31 Aug 2017, 08:08
Re: A story of a pilot lost over Pacific and saved by a passenger jet crew?Bill Ritchie30 Aug 2017, 22:17
Re: C.Plath Navistar Classic ValueGreg Rudzinski30 Aug 2017, 17:40
Re: C.Plath Navistar Classic ValueNoell Wilson30 Aug 2017, 14:52
Re: A story of a pilot lost over Pacific and saved by a passenger jet crew?Tony Oz30 Aug 2017, 11:13
Re: C.Plath Navistar Classic ValueBrad Morris30 Aug 2017, 10:35
Re: Can I Navigate Without an Assumed Position?Robin Jouan30 Aug 2017, 07:33
C.Plath Navistar Classic ValuePaul Jackson30 Aug 2017, 03:26
Re: A12 Sextant MaintenanceDavid Pike29 Aug 2017, 18:22
Re: A12 Sextant MaintenanceAndrés Ruiz29 Aug 2017, 13:51
Re: A story of a pilot lost over Pacific and saved by a passenger jet crew?Tony Oz29 Aug 2017, 11:35
Re: LED Street Lights - Rheostat reconditioningEd Popko29 Aug 2017, 10:18
Re: A story of a pilot lost over Pacific and saved by a passenger jet crew?David C28 Aug 2017, 21:04
Re: A story of a pilot lost over Pacific and saved by a passenger jet crew?Tom Sult28 Aug 2017, 21:08
Re: LED Street Lights - Rheostat reconditioningDavid Pike28 Aug 2017, 21:31
Re: LED Street LightsDavid Pike28 Aug 2017, 20:58
Re: Would you recommend TI-83 Plus?Tony Oz28 Aug 2017, 19:48
Re: A story of a pilot lost over Pacific and saved by a passenger jet crew?John D. Howard28 Aug 2017, 19:47
Re: A story of a pilot lost over Pacific and saved by a passenger jet crew?Tony Oz28 Aug 2017, 14:02
Re: LED Street LightsFred Hebard28 Aug 2017, 12:19
Re: LED Street LightsFred Hebard28 Aug 2017, 11:56
Re: LED Street Lights - Rheostat reconditioningMichael Bradley28 Aug 2017, 09:24
Re: A12 Sextant MaintenanceDavid Pike28 Aug 2017, 07:17
Re: Can I Navigate Without an Assumed Position?Dustin Baenen28 Aug 2017, 06:07
Re: Solar Observation ComputationPeter Hakel28 Aug 2017, 05:11
Solar computation sample formJoseph Uy28 Aug 2017, 04:51
Re: Solar Observation ComputationJoseph Uy28 Aug 2017, 04:32
Re: A12 Sextant MaintenanceBill Morris28 Aug 2017, 00:16
Re: LED Street LightsDavid C27 Aug 2017, 22:06
Re: LED Street LightsPaul Dolkas27 Aug 2017, 22:03
Re: SatLoran or eLoran?Lu Abel27 Aug 2017, 18:19
Re: Solar Observation ComputationSean C27 Aug 2017, 17:22
A12 Sextant MaintenanceDavid Pike27 Aug 2017, 11:56
Re: LED Street LightsHerman Dekker27 Aug 2017, 08:20
Re: LED Street LightsDavid Pike27 Aug 2017, 07:18
Re: LED Street LightsGeoffrey Kolbe27 Aug 2017, 06:02
Re: Can I Navigate Without an Assumed Position?Geoffrey Kolbe27 Aug 2017, 05:39
Re: LED Street LightsPaul Dolkas27 Aug 2017, 05:19
Re: LED Street LightsDavid Pike26 Aug 2017, 23:59
Re: Nautical Slide RuleAlan S26 Aug 2017, 23:43
Re: SatLoran or eLoran?David C26 Aug 2017, 23:16
Re: LED Street LightsFrank Reed26 Aug 2017, 20:13
Re: Would you recommend TI-83 Plus?Herman Dekker26 Aug 2017, 18:23
Re: LED Street LightsPaul Hirose26 Aug 2017, 16:38
Re: SatLoran or eLoran?Joe Dempster26 Aug 2017, 14:11
Re: Can I Navigate Without an Assumed Position?Bill Lionheart26 Aug 2017, 13:24
Re: LED Street LightsDavid Pike26 Aug 2017, 09:56
Re: SatLoran or eLoran?Robert VanderPol II26 Aug 2017, 06:08
Re: Perpetual Nautical AlmanacPaul Hirose26 Aug 2017, 05:37
Re: Perpetual Nautical AlmanacJohn D. Howard26 Aug 2017, 04:08
Re: Perpetual Nautical AlmanacBrad Morris26 Aug 2017, 03:57
Re: Perpetual Nautical AlmanacNoell Wilson26 Aug 2017, 02:51
Perpetual Nautical AlmanacCalvin Waterbury26 Aug 2017, 01:50
Re: Lutz 252 Slide Rule for NavigationGreg Rudzinski26 Aug 2017, 01:49
Re: Ancient Babylonian tablet - world's first trig table?Greg Rudzinski25 Aug 2017, 23:40
Re: Ancient Babylonian tablet - world's first trig table?Alexandre Eremenko25 Aug 2017, 23:30
LED Street LightsDavid C25 Aug 2017, 23:15
Re: Ancient Babylonian tablet - world's first trig table?Alexandre Eremenko25 Aug 2017, 23:14
Ancient Babylonian tablet - world's first trig table?Jackson McDonald25 Aug 2017, 21:55
Re: Nautical Slide RuleDavid Pike25 Aug 2017, 21:22
Re: Can I Navigate Without an Assumed Position?Greg Rudzinski25 Aug 2017, 21:19
Re: A story of a pilot lost over Pacific and saved by a passenger jet crew?John D. Howard25 Aug 2017, 20:49
Re: A story of a pilot lost over Pacific and saved by a passenger jet crew?John D. Howard25 Aug 2017, 20:37
SatLoran or eLoran?Frank Reed25 Aug 2017, 20:20
Re: Collisions at seaBruce J. Pennino25 Aug 2017, 03:41
Collision at seaMark Knudsen25 Aug 2017, 17:21
Would you recommend TI-83 Plus?Tony Oz25 Aug 2017, 16:19
Re: Can I Navigate Without an Assumed Position?John D. Howard25 Aug 2017, 15:08
A story of a pilot lost over Pacific and saved by a passenger jet crew?Tony Oz25 Aug 2017, 11:21
Re: Nautical Slide RuleRonald van Riet25 Aug 2017, 08:14
Re: Can I Navigate Without an Assumed Position?Calvin Waterbury25 Aug 2017, 08:39
Re: Just a Word of IntroductionCalvin Waterbury25 Aug 2017, 08:46
Re: Nautical Slide RuleCalvin Waterbury25 Aug 2017, 08:43
Re: Jus a Word of IntroductionSean C25 Aug 2017, 01:28
Re: Nautical Slide RuleDavid Pike24 Aug 2017, 20:52
Collisions at seaJackson McDonald24 Aug 2017, 18:26
Re: Can I Navigate Without an Assumed Position?Greg Rudzinski24 Aug 2017, 16:41
Solar Observation ComputationJoseph Uy24 Aug 2017, 06:08
Nautical Slide RuleCalvin Waterbury24 Aug 2017, 12:58
Can I Navigate Without an Assumed Position?Calvin Waterbury24 Aug 2017, 12:27
Jus a Word of IntroductionCalvin Waterbury24 Aug 2017, 11:35
"Totality" in OregonDoug MacPherson24 Aug 2017, 03:42
Nice early twilight shot of JupiterPaul Jackson23 Aug 2017, 10:07
Eclipse photosDustin Baenen23 Aug 2017, 05:46
Re: USN Collision Yet AgainStephen N.G. Davies23 Aug 2017, 00:18
Re: USN Collision Yet AgainBill B22 Aug 2017, 22:34
Re: Eclipse LunarPeter Hakel22 Aug 2017, 21:45
Re: Eclipse Sun Moon LOPsPeter Hakel22 Aug 2017, 20:16
Re: Eclipse LunarPaul Hirose22 Aug 2017, 20:14
Re: Eclipse of August 21st, 2017Don Seltzer22 Aug 2017, 19:19
Re: Eclipse Sun Moon LOPsPeter Hakel22 Aug 2017, 18:21
Eclipse photos Anderson SCJohn Carbone22 Aug 2017, 10:42
Re: Eclipse of August 21st, 2017Francis Upchurch22 Aug 2017, 06:46
Eclipse of August 21st, 2017Sean C22 Aug 2017, 05:40
Re: Slide rule Bygrave sight reductionPaul Hirose21 Aug 2017, 23:35
Re: I got an eclipseMark Coady21 Aug 2017, 22:27
Re: Eclipse Sun Moon LOPsManuel Cruz21 Aug 2017, 20:57
Eclipse Sun Moon LOPsGreg Rudzinski21 Aug 2017, 20:32
Eclipse LunarGreg Rudzinski21 Aug 2017, 19:26
Re: Lutz 252 Slide Rule for NavigationFrancis Upchurch21 Aug 2017, 13:42
Re: Lutz 252 Slide Rule for NavigationNoell Wilson21 Aug 2017, 12:50
Slide rule Bygrave sight reductionPaul Hirose21 Aug 2017, 05:14
USN Collision Yet AgainScott Owen21 Aug 2017, 01:01
Re: Lutz 252 Slide Rule for NavigationGreg Rudzinski21 Aug 2017, 00:17
Navigation Symposium, Mystic Seaport, Nov. 3-5Frank Reed20 Aug 2017, 16:27
Edward Allcard, Solo Sailor on the High SeasNoell Wilson19 Aug 2017, 19:06
Re: Not another "Where was the photographer?" puzzleDavid Pike19 Aug 2017, 07:15
Re: No Nautical Almanac data during Aug 21st eclipseSean C19 Aug 2017, 06:59
Re: No Nautical Almanac data during Aug 21st eclipseFrank Reed19 Aug 2017, 06:17
Re: No Nautical Almanac data during Aug 21st eclipseBill B19 Aug 2017, 05:51
Re: No Nautical Almanac data during Aug 21st eclipseFrank Reed18 Aug 2017, 20:07
Re: I got an eclipseFrank Reed18 Aug 2017, 19:53
Casual eclipse viewing outside totalityFrank Reed18 Aug 2017, 18:55
Re: I got an eclipseJohn D. Howard18 Aug 2017, 18:35
Lutz 252 Slide Rule for NavigationGreg Rudzinski18 Aug 2017, 04:29
I got an eclipseEd Hlywa18 Aug 2017, 00:55
Re: USS FitzgeraldBob Goethe18 Aug 2017, 00:10
Re: USS FitzgeraldJackson McDonald17 Aug 2017, 23:15
Not another "Where was the photographer?" puzzleDavid Pike17 Aug 2017, 21:38
Re: No Nautical Almanac data during Aug 21st eclipseGary LaPook17 Aug 2017, 16:37
Re: What folks in various U.S. towns will see of the Aug 21 eclipseBruce J. Pennino17 Aug 2017, 12:31
No Nautical Almanac data during Aug 21st eclipseEd Popko17 Aug 2017, 11:52
Re: What folks in various U.S. towns will see of the Aug 21 eclipseBrad Morris17 Aug 2017, 00:12
Re: What folks in various U.S. towns will see of the Aug 21 eclipseBruce J. Pennino16 Aug 2017, 21:56
Re: What folks in various U.S. towns will see of the Aug 21 eclipseGary LaPook16 Aug 2017, 18:32
Re: Type C Artificial Horizon.Paul Jackson16 Aug 2017, 17:51
Re: Type C Artificial Horizon.Paul Jackson16 Aug 2017, 17:46
What folks in varuous U.S. towns will see of the Aug 21 eclipseEd Popko16 Aug 2017, 13:03
Re: Position by rainbow?Dave Walden16 Aug 2017, 11:21
Re: Type C Artificial Horizon.Robert Eno16 Aug 2017, 03:49
Re: Type C Artificial Horizon.Ken Gebhart16 Aug 2017, 03:36
Re: Eclipse maps & solar semidiameterFrank Reed16 Aug 2017, 02:56
Type C Artificial Horizon.Paul Jackson15 Aug 2017, 23:03
Re: Eclipse maps & solar semidiameterGary LaPook15 Aug 2017, 22:27
Eclipse maps & solar semidiameterPaul Hirose15 Aug 2017, 21:46
Re: Identifying an electric ship's log deviceDavid Pike15 Aug 2017, 07:05
Re: History of HO249/AP3270David Pike15 Aug 2017, 06:47
Re: History of HO249/AP3270Frank Reed15 Aug 2017, 05:21
Re: GPS spoofing for realDavid C15 Aug 2017, 04:22
Re: History of HO249/AP3270Gary LaPook15 Aug 2017, 00:09
Re: Useful and interesting 1939 bibliography on Air/Sea NavigationDavid C14 Aug 2017, 23:28
Re: Identifying an electric ship's log device - correction to previous postMichael Bradley14 Aug 2017, 23:25
Re: Identifying an electric ship's log deviceMichael Bradley14 Aug 2017, 23:01
Re: Calibrating a Bris sextantMarty Lyons14 Aug 2017, 22:50
Re: History of HO249/AP3270Gary LaPook14 Aug 2017, 21:47
Re: Position by rainbow?Francis Upchurch14 Aug 2017, 18:28
C&P bubble horizon and Astra IIB sextantDale Lichtblau14 Aug 2017, 18:13
Identifying an electric ship's log deviceCarl Herzog14 Aug 2017, 14:18
Re: Position by rainbow?Don Seltzer14 Aug 2017, 13:56
Re: Calibrating a Bris sextantMarty Lyons14 Aug 2017, 13:42
Re: Calibrating a Bris sextantTony Oz14 Aug 2017, 13:02
Useful and interesting 1939 bibliography on Air/Sea NavigationEd Popko14 Aug 2017, 12:18
Re: History of HO249/AP3270David Pike14 Aug 2017, 10:29
Re: GPS spoofing for realDavid Pike14 Aug 2017, 09:00
Re: Position by rainbow?Frank Reed14 Aug 2017, 05:51
Position by rainbow?David C14 Aug 2017, 05:34
Re: Calibrating a Bris sextantGreg Rudzinski14 Aug 2017, 04:48
Re: Calibrating a Bris sextantMarty Lyons14 Aug 2017, 02:40
Re: GPS spoofing for realRobert VanderPol II13 Aug 2017, 23:48
Re: GPS spoofing for realRobert VanderPol II13 Aug 2017, 23:13
Re: GPS spoofing for realDavid Pike13 Aug 2017, 21:16
Re: Calibrating a Bris sextantGreg Rudzinski13 Aug 2017, 20:08
Re: ADMIN: NavList Operations contributions, please...Francis Upchurch13 Aug 2017, 16:46
Re: GPS spoofing for realBill B13 Aug 2017, 18:28
Re: GPS spoofing for realSean C13 Aug 2017, 17:35
Re: GPS spoofing for realMark Coady13 Aug 2017, 16:36
Calibrating a Bris sextantMarty Lyons13 Aug 2017, 16:31
Re: ADMIN: NavList Operations contributions, please...Chris Caswell13 Aug 2017, 13:45
Re: GPS spoofing for realRichard B. Langley13 Aug 2017, 13:42
Re: Sea Day versus Astronomical DayRobert H. van Gent13 Aug 2017, 10:36
Re: GPS spoofing for realLu Abel13 Aug 2017, 00:34
Re: Sea Day versus Astronomical DayStephen N.G. Davies12 Aug 2017, 23:35
Re: History of HO249/AP3270Frank Reed12 Aug 2017, 22:31
Re: ADMIN: NavList Operations contributions, please...Frank Atkins12 Aug 2017, 22:30
Re: Sea Day versus Astronomical DayFrank Reed12 Aug 2017, 22:09
Re: ADMIN: NavList Operations contributions, please...Frank Reed12 Aug 2017, 21:34
Re: Ogura IJNFrank Reed12 Aug 2017, 21:26
Re: GPS spoofing for realFrank Reed12 Aug 2017, 21:18
Re: Ode to Celestial NavigationMark Coady12 Aug 2017, 05:14
Re: GPS spoofing for realDavid Pike11 Aug 2017, 20:14
Re: Ogura IJNDavid C11 Aug 2017, 20:14
Re: GPS spoofing for realGary LaPook11 Aug 2017, 17:35
Re: GPS spoofing for realGary LaPook11 Aug 2017, 17:34
GPS spoofing for realRobin Stuart11 Aug 2017, 12:55
Re: ADMIN: NavList Operations contributions, please...Michael Martin10 Aug 2017, 18:41
Re: Sea Day versus Astronomical DayHerbert Prinz10 Aug 2017, 18:40
Re: Sea Day versus Astronomical DayDon Seltzer10 Aug 2017, 16:41
Sea Day versus Astronomical DayRobert H. van Gent10 Aug 2017, 15:11
Re: Polhemus computerGary LaPook10 Aug 2017, 09:28
Vanderbilt University Astro nav Course?Paul Jackson10 Aug 2017, 08:18
History of HO249/AP3270David Pike10 Aug 2017, 07:47
Re: Ogura IJNFrank Reed10 Aug 2017, 06:19
Re: Vanderbilt University Astro nav Course?Frank Reed10 Aug 2017, 06:15
ADMIN: NavList Operations contributions, please...Frank Reed10 Aug 2017, 06:08
Re: Ogura IJNGreg Rudzinski10 Aug 2017, 02:57
Re: Ogura IJNGreg Rudzinski10 Aug 2017, 01:06
Re: Ogura IJNStan K10 Aug 2017, 00:14
Re: Ogura IJNChris Caswell9 Aug 2017, 22:52
Re: Ogura IJNDavid C9 Aug 2017, 20:36
Re: Ogura IJNGreg Rudzinski9 Aug 2017, 18:03
Vanderbilt University Astro nav Course?Paul Jackson9 Aug 2017, 10:51
Re: Ogura IJNDavid C9 Aug 2017, 04:22
Re: Ogura IJNMark Coady9 Aug 2017, 03:57
Re: Ogura IJNPeter Smith8 Aug 2017, 19:50
Time to cease collecting.Frank Atkins8 Aug 2017, 12:15
Re: Ode to Celestial NavigationBob Crawley8 Aug 2017, 08:19
Ogura IJNDavid C8 Aug 2017, 04:14
ELoran reduxJackson McDonald8 Aug 2017, 03:20
Re: Temperature effect on sextantsMark Knudsen7 Aug 2017, 23:38
Re: Polhemus computerEd Popko7 Aug 2017, 18:43
Re: Polhemus computerThomas Spidle7 Aug 2017, 07:18
Re: HO 249 alternate bindingThomas Spidle7 Aug 2017, 07:10
HO 249 alternate bindingHewitt Schlereth6 Aug 2017, 22:40
Re: Temperature effect on sextantsGreg Rudzinski6 Aug 2017, 21:28
Re: Polhemus computerDavid Pike6 Aug 2017, 21:27
Re: Polhemus computerGary LaPook6 Aug 2017, 20:38
Re: Polhemus computerFrank Reed6 Aug 2017, 20:35
Temperature effect on sextantsMark Knudsen6 Aug 2017, 20:11
Re: Polhemus computerJohn Blake6 Aug 2017, 19:14
Re: Polhemus computerFrank Reed6 Aug 2017, 07:20
Re: Polhemus computerGary LaPook6 Aug 2017, 06:50
Re: Ode to Celestial NavigationGary LaPook6 Aug 2017, 04:10
Spacecraft navigation by sextantPaul Hirose6 Aug 2017, 03:42
Re: Ode to Celestial NavigationJohn Blake5 Aug 2017, 18:44
Polhemus computerJohn Blake5 Aug 2017, 16:08
Re: Ode to Celestial NavigationMark Coady5 Aug 2017, 12:54
Re: Ode to Celestial NavigationGary LaPook4 Aug 2017, 23:44
Re: Ode to Celestial NavigationKen Gebhart3 Aug 2017, 22:06
Re: Ode to Celestial NavigationJohn Blake3 Aug 2017, 21:42
Re: Equinoxes: when Lon=0 (or 180) but not when Dec=0?Paul Hirose3 Aug 2017, 19:45
Re: Ode to Celestial Navigation, revised updated and pdf'dBob Crawley3 Aug 2017, 08:15
Ode to Celestial Navigation, revised updated and pdf'dMark Coady3 Aug 2017, 05:47
Re: Ode to Celestial NavigationKen Gebhart3 Aug 2017, 02:20
Re: Ode to Celestial NavigationRon Jones3 Aug 2017, 02:00
Re: Ode to Celestial NavigationDon Seltzer2 Aug 2017, 17:17
Re: Ode to Celestial NavigationMark Coady2 Aug 2017, 17:07
Re: Equinoxes: when Lon=0 (or 180) but not when Dec=0?Tony Oz2 Aug 2017, 11:23
Re: Ode to Celestial Navigation - set it to music!Paul Saffo2 Aug 2017, 01:34
Re: Equinoxes: when Lon=0 (or 180) but not when Dec=0?Lu Abel2 Aug 2017, 01:07
Re: Equinoxes: when Lon=0 (or 180) but not when Dec=0?Paul Hirose1 Aug 2017, 23:14
Re: Equinoxes: when Lon=0 (or 180) but not when Dec=0?Frank Reed1 Aug 2017, 21:53
Re: Equinoxes: when Lon=0 (or 180) but not when Dec=0?Bill B1 Aug 2017, 19:53
Re: Chichester's NotebooksBill B1 Aug 2017, 19:06
Re: Ode to Celestial NavigationHewitt Schlereth1 Aug 2017, 18:21
Re: Chichester's NotebooksBob Goethe1 Aug 2017, 16:35
Re: Ode to Celestial NavigationJohn D. Howard1 Aug 2017, 14:27
Re: Ode to Celestial NavigationEd Popko1 Aug 2017, 10:22
Re: Ode to Celestial NavigationGary LaPook1 Aug 2017, 06:21
Chichester's NotebooksDavid C1 Aug 2017, 03:57
Re: Ode to Celestial NavigationMark Coady1 Aug 2017, 02:27
Ode to Celestial NavigationMark Coady1 Aug 2017, 01:57
Re: USNO DataDave Walden31 Jul 2017, 12:20
Re: USNO DataÖrjan Sandström31 Jul 2017, 12:20
Equinoxes: when Lon == 0° (or 180° ) but not when Dec == 0°?Tony Oz31 Jul 2017, 11:13
Re: Circular sextant?Frank Reed30 Jul 2017, 21:36
Re: Circular sextant?Brad Morris30 Jul 2017, 19:58
Re: Circular sextant?Tom Sult30 Jul 2017, 18:04
Re: Navagation indlandDavid Shoemaker30 Jul 2017, 17:23
Re: horizon marks using a levelChris Caswell30 Jul 2017, 16:30
Re: Miracle on the HudsonGary LaPook30 Jul 2017, 08:56
Re: Miracle on the HudsonGary LaPook30 Jul 2017, 08:53
Re: horizon marks using a levelPeter Monta30 Jul 2017, 07:38
Re: Circular sextant?Peter Monta30 Jul 2017, 06:50
Circular sextant?Bill Lionheart30 Jul 2017, 04:14
Re: horizon marks using a levelFrank Reed30 Jul 2017, 02:07
Re: horizon marks using a levelJohn D. Howard30 Jul 2017, 02:03
Re: horizon marks using a levelChris Caswell30 Jul 2017, 00:54
Re: Navagation indlandTom Sult29 Jul 2017, 22:41
Re: USNO DataEd Popko29 Jul 2017, 22:05
USNO DataRandall Morrow29 Jul 2017, 20:58
Re: Navagation indlandJohn D. Howard29 Jul 2017, 17:53
Re: My local time Vs UTCJohn D. Howard29 Jul 2017, 17:35
Re: My local time Vs UTCSean C29 Jul 2017, 14:23
Re: SS WarrimooDon Seltzer29 Jul 2017, 13:56
Re: Navagation indlandTom Sult29 Jul 2017, 13:22
Re: My local time Vs UTCTom Sult29 Jul 2017, 13:12
My local time Vs UTCSteve E. Bryant29 Jul 2017, 04:00
Navagation indlandMark Knudsen29 Jul 2017, 02:32
Re: Miracle on the HudsonBill B29 Jul 2017, 00:12
Re: Miracle on the HudsonRobert VanderPol II28 Jul 2017, 22:59
Re: Miracle on the HudsonDavid Pike28 Jul 2017, 22:43
Re: SS WarrimooFrank Reed28 Jul 2017, 22:40
Re: SS WarrimooDon Seltzer28 Jul 2017, 21:27
Re: Miracle on the HudsonHerbert Prinz28 Jul 2017, 20:36
Re: Miracle on the HudsonDavid Pike28 Jul 2017, 13:41
Sexagesimal conversionPaul Hirose28 Jul 2017, 04:03
Re: SS WarrimooDon Seltzer28 Jul 2017, 01:40
Re: Miracle on the HudsonGary LaPook28 Jul 2017, 00:33
Miracle on the HudsonBill B27 Jul 2017, 22:16
Re: SS WarrimooFrank Reed27 Jul 2017, 22:17
Re: SS WarrimooFrank Reed27 Jul 2017, 21:43
Re: MeasurementsDavid Shoemaker27 Jul 2017, 19:10
Re: MeasurementsTony Oz27 Jul 2017, 07:52
Re: SS WarrimooTony Oz27 Jul 2017, 07:50
Re: MeasurementsBrad Morris27 Jul 2017, 01:38
Re: MeasurementsJohn D. Howard26 Jul 2017, 17:43
Re: SS WarrimooDon Seltzer26 Jul 2017, 13:48
Re: SS WarrimooJohn D. Howard26 Jul 2017, 12:53
Re: Kollsman periscopic bubble sextantDick Olds26 Jul 2017, 02:24
Re: MeasurementsTony Oz26 Jul 2017, 10:48
Re: SS WarrimooLu Abel25 Jul 2017, 21:53
Re: Left-handed Coutinho sextantMark Knudsen25 Jul 2017, 21:07
Re: SS WarrimooDon Seltzer25 Jul 2017, 20:39
Re: Do stars have fingerprints?Paul Dolkas25 Jul 2017, 20:07
Re: Left-handed Coutinho sextantPaul Dolkas25 Jul 2017, 18:56
Re: Do stars have fingerprints?Bill B25 Jul 2017, 18:53
Re: MeasurementsBrad Morris25 Jul 2017, 17:35
Re: MeasurementsJohn D. Howard25 Jul 2017, 16:58
Re: MeasurementsLu Abel25 Jul 2017, 16:40
Re: MeasurementsJohn D. Howard25 Jul 2017, 16:39
Re: Do stars have fingerprints?Tom Sult25 Jul 2017, 13:17
Re: MeasurementsTony Oz25 Jul 2017, 11:19
Re: Do stars have fingerprints?Robin Jouan25 Jul 2017, 09:23
Re: Things to take on a container ship voyageAndrés Ruiz25 Jul 2017, 09:22
Re: Left-handed Coutinho sextantDavid Pike25 Jul 2017, 06:56
Re: What about this new book?Andrés Ruiz25 Jul 2017, 08:14
Re: Left-handed Coutinho sextantBrian Walton25 Jul 2017, 05:53
Re: Do stars have fingerprints?Sean C25 Jul 2017, 04:04
Re: Left-handed Coutinho sextantAlan S25 Jul 2017, 03:15
Re: Left-handed Coutinho sextantAlan S25 Jul 2017, 03:09
Re: Left-handed Coutinho sextantBrad Morris25 Jul 2017, 01:54
Re: New ways to create false horizons?Pete Solon Palmer25 Jul 2017, 01:43
Left-handed Coutinho sextantPaul Saffo25 Jul 2017, 01:19
Re: Do stars have fingerprints?Ron Jones24 Jul 2017, 21:50
Re: November Navigation conference, IMPORTANT reminderJackson McDonald24 Jul 2017, 20:48
Re: New ways to create false horizons?Paul Dolkas24 Jul 2017, 19:55
November Navigation conference, IMPORTANT reminderFrank Reed24 Jul 2017, 19:31
Re: Do stars have fingerprints?Frank Reed24 Jul 2017, 17:57
Re: Do stars have fingerprints?Posth P24 Jul 2017, 17:16
Re: New ways to create false horizons?John D. Howard24 Jul 2017, 16:31
Re: New ways to create false horizons?Mark Knudsen24 Jul 2017, 16:17
Re: Do stars have fingerprints?Greg Rudzinski24 Jul 2017, 14:44
Re: Do stars have fingerprints?Chris Willmes24 Jul 2017, 12:51
Re: New ways to create false horizons?Jan Jaap Maes24 Jul 2017, 08:44
Do stars have fingerprints?David Pike24 Jul 2017, 07:40
Re: New false horizons? Just watch satellites...Robin Jouan24 Jul 2017, 07:32
Re: US Official: USS Fitzgerald Crew Likely at FaultDavid C24 Jul 2017, 02:49
Re: MeasurementsBrad Morris24 Jul 2017, 02:46
MeasurementsMark Knudsen24 Jul 2017, 02:17
Re: New ways to create false horizons?Don Seltzer24 Jul 2017, 02:13
Re: New ways to create false horizons?Brad Morris24 Jul 2017, 01:45
Re: New ways to create false horizons?Brad Morris24 Jul 2017, 00:45
Re: US Official: USS Fitzgerald Crew Likely at FaultBill B23 Jul 2017, 20:12
Re: US Official: USS Fitzgerald Crew Likely at FaultBill B23 Jul 2017, 18:59
Re: Longitude by noon sightStan K23 Jul 2017, 18:35
Re: New false horizons? Just watch satellites...Frank Reed23 Jul 2017, 18:17
Re: New ways to create false horizons?Don Seltzer23 Jul 2017, 18:15
Re: New false horizons? Just watch satellites...Robin Jouan23 Jul 2017, 13:50
Re: New false horizons? Just watch satellites...Paul Dolkas23 Jul 2017, 05:52
Re: New false horizons? Just watch satellites...Bob Goethe23 Jul 2017, 05:48
New false horizons? Just watch satellites...Frank Reed23 Jul 2017, 02:16
Re: New ways to create false horizons?Pete Solon Palmer23 Jul 2017, 01:12
Re: US Official: USS Fitzgerald Crew Likely at FaultMichael Martin23 Jul 2017, 00:20
Re: Longitude by noon sightFrank Reed23 Jul 2017, 00:10
Re: Longitude by noon sightRon Jones22 Jul 2017, 23:08
Re: US Official: USS Fitzgerald Crew Likely at FaultBill B22 Jul 2017, 21:05
Re: New ways to create false horizons?John D. Howard22 Jul 2017, 15:57
Re: New ways to create false horizons?Don Seltzer22 Jul 2017, 14:11
US Official: USS Fitzgerald Crew Likely at FaultJackson McDonald22 Jul 2017, 10:14
Re: What about this new book?David C22 Jul 2017, 04:12
Re: New ways to create false horizons?Bill B22 Jul 2017, 00:11
Re: New ways to create false horizons?Pete Solon Palmer21 Jul 2017, 23:28
Re: New ways to create false horizons?Paul Dolkas21 Jul 2017, 22:54
Re: New ways to create false horizons?John D. Howard21 Jul 2017, 22:13
Re: New ways to create false horizons?Pete Solon Palmer21 Jul 2017, 21:39
Re: New ways to create false horizons?Pete Solon Palmer21 Jul 2017, 21:32
Re: New ways to create false horizons?Bill B21 Jul 2017, 21:23
Re: Longitude by noon sightBill B21 Jul 2017, 19:33
Re: Longitude by noon sightJohn D. Howard21 Jul 2017, 18:49
Re: Longitude by noon sightBob Goethe21 Jul 2017, 17:40
Re: Longitude by noon sightGreg Rudzinski21 Jul 2017, 17:24
Longitude by noon sightDavid Shoemaker21 Jul 2017, 13:40
Re: New ways to create false horizons?Don Seltzer21 Jul 2017, 14:35
Re: What about this new book?Bob Goethe21 Jul 2017, 13:53
What about this new book?Andrés Ruiz21 Jul 2017, 07:12
Re: New ways to create false horizons?John D. Howard21 Jul 2017, 03:00
Re: New ways to create false horizons?Paul Dolkas21 Jul 2017, 00:05
Anti-crepuscular rays for azimuthFrank Reed20 Jul 2017, 22:33
Re: New ways to create false horizons?Pete Solon Palmer20 Jul 2017, 21:53
Re: The Van of EratosthenesGreg Rudzinski20 Jul 2017, 21:33
The Van of EratosthenesFrank Reed20 Jul 2017, 20:14
200mm DSLR Day Venus LunarGreg Rudzinski20 Jul 2017, 20:01
Re: A sudden plot twist: from CN to cryptograhpy. :)Bill Lionheart20 Jul 2017, 08:13
Re: A sudden plot twist: from CN to cryptograhpy. :)Ron Jones20 Jul 2017, 02:52
Re: A sudden plot twist: from CN to cryptograhpy. :)Robert VanderPol II20 Jul 2017, 00:32
Re: New ways to create false horizons?Paul Dolkas19 Jul 2017, 22:49
Re: A sudden plot twist: from CN to cryptograhpy. :)David Fleming19 Jul 2017, 20:46
Re: Sextant manipulationMark Knudsen19 Jul 2017, 19:22
Recording timeMark Knudsen19 Jul 2017, 16:47
Re: New ways to create false horizons?Noell Wilson19 Jul 2017, 13:34
A sudden plot twist: from CN to cryptograhpy. :)Tony Oz19 Jul 2017, 11:06
Re: New ways to create false horizons?Mark Knudsen19 Jul 2017, 07:36
Re: New ways to create false horizons?Pete Solon Palmer19 Jul 2017, 00:05
Re: New ways to create false horizons?Greg Rudzinski18 Jul 2017, 17:53
Re: Equation of Time Simplified?Alejandro Muñoz18 Jul 2017, 16:13
New ways to create false horizons?Jan Jaap Maes17 Jul 2017, 17:10
Re: Equation of Time Simplified?Robert Bernecky18 Jul 2017, 13:49
Re: Equation of Time Simplified?Alejandro Muñoz17 Jul 2017, 17:46
Re: Which calculator to use for "arctan(tan(269))"?Pete Solon Palmer17 Jul 2017, 16:33
Re: Equation of Time Simplified?Greg Rudzinski17 Jul 2017, 15:54
Re: Equation of Time Simplified?Alejandro Muñoz17 Jul 2017, 10:28
Re: Which calculator to use for "arctan(tan(269))"?D Maracle17 Jul 2017, 14:22
Re: Which calculator to use for "arctan(tan(269))"?Tony Oz17 Jul 2017, 08:31
Re: Which calculator to use for "arctan(tan(269))"?Pete Solon Palmer17 Jul 2017, 01:56
Re: Which calculator to use for "arctan(tan(269))"?David C16 Jul 2017, 20:19
Re: Sextant manipulationMark Knudsen16 Jul 2017, 17:42
Re: Sextant manipulationMark Knudsen16 Jul 2017, 17:34
Re: Great Circles and Rhumb Lines on the Complex PlaneRobin Stuart16 Jul 2017, 12:23
Re: Great Circles and Rhumb Lines on the Complex PlaneDavid Pike15 Jul 2017, 10:11
Re: Sextant manipulationBill Morris14 Jul 2017, 22:56
Re: Which calculator to use for "arctan(tan(269))"?Tony Oz14 Jul 2017, 16:03
Re: Which calculator to use for "arctan(tan(269))"?Robin Stuart14 Jul 2017, 15:24
Re: Which calculator to use for "arctan(tan(269))"?Tony Oz13 Jul 2017, 18:48
Re: Are we all doing our math correctly?Paul Hirose13 Jul 2017, 04:49
Re: Are we all doing our math correctly?Lu Abel12 Jul 2017, 16:24
Great Circles and Rhumb Lines on the Complex PlaneAndrés Ruiz12 Jul 2017, 14:15
Re: Sextant manipulationTom Sult12 Jul 2017, 12:52
Re: Are we all doing our math correctly?Tony Oz12 Jul 2017, 11:10
Re: Are we all doing our math correctly?Herman Dekker12 Jul 2017, 07:32
Re: Sextant manipulationKen Gebhart12 Jul 2017, 03:36
Re: Another round on the fate of Amelia Earhart in today's newsGary LaPook12 Jul 2017, 01:53
Re: Are we all doing our math correctly?Sean C12 Jul 2017, 01:31
Re: Are we all doing our math correctly?Hewitt Schlereth11 Jul 2017, 22:16
Sextant manipulationMark Knudsen11 Jul 2017, 20:42
Re: Are we all doing our math correctly?Bill B11 Jul 2017, 17:47
Re: Are we all doing our math correctly?Gary LaPook11 Jul 2017, 15:55
Re: Are we all doing our math correctly?Frank Reed11 Jul 2017, 14:26
Re: Another round on the fate of Amelia Earhart in today's newsMike Mayer11 Jul 2017, 14:17
Re: Are we all doing our math correctly?Sean C11 Jul 2017, 10:59
NYTimes.com: Searching for Amelia EarhartJackson McDonald11 Jul 2017, 10:53
Re: Another round on the fate of Amelia Earhart in today's newsBrad Morris11 Jul 2017, 10:45
Navigation book review in New York Times (1895)Paul Hirose11 Jul 2017, 05:38
Re: Another round on the fate of Amelia Earhart in today's newsGary LaPook11 Jul 2017, 05:29
Re: Another round on the fate of Amelia Earhart in today's newsGary LaPook11 Jul 2017, 05:28
Re: Are we all doing our math correctly?Bill Roberts11 Jul 2017, 04:30
Re: Are we all doing our math correctly?Chris Post11 Jul 2017, 04:25
Re: Another round on the fate of Amelia Earhart in today's newsBrad Morris11 Jul 2017, 03:40
Re: Are we all doing our math correctly?Lu Abel11 Jul 2017, 00:44
Re: Another round on the fate of Amelia Earhart in today's newsGary LaPook10 Jul 2017, 23:23
Re: Are we all doing our math correctly?Gary LaPook10 Jul 2017, 23:21
Re: Another giant MoonDavid Pike10 Jul 2017, 21:34
Are we all doing our math correctly?Gary LaPook10 Jul 2017, 21:11
Re: Another giant MoonFrank Reed10 Jul 2017, 18:25
Re: Another giant MoonHerman Dekker10 Jul 2017, 18:32
Another giant MoonDavid Pike10 Jul 2017, 15:34
Re: Things to take on a container ship voyageDavid Smith9 Jul 2017, 22:31
Re: Things to take on a container ship voyageGreg Rudzinski9 Jul 2017, 20:56
Re: Tensioning shades on a PlathDavid C9 Jul 2017, 20:29
Re: Things to take on a container ship voyageGary LaPook9 Jul 2017, 20:12
Re: Tensioning shades on a PlathBrad Morris9 Jul 2017, 19:32
Re: Things to take on a container ship voyageGreg Rudzinski9 Jul 2017, 16:51
Tensioning shades on a PlathCarl Herzog9 Jul 2017, 12:45
Re: Things to take on a container ship voyageDavid Smith9 Jul 2017, 04:24
Re: Things to take on a container ship voyageDavid Smith9 Jul 2017, 03:14
US Navy likely to bar other agencies from interviewing USS Fitzgerald crewLu Abel8 Jul 2017, 22:28
Re: Another round on the fate of Amelia Earhart in today's newsGary LaPook8 Jul 2017, 06:45
Re: Another round on the fate of Amelia Earhart in today's newsGary LaPook8 Jul 2017, 06:37
Re: Another round on the fate of Amelia Earhart in today's newsLu Abel8 Jul 2017, 00:33
Re: Another round on the fate of Amelia Earhart in today's newsIan Vaughn8 Jul 2017, 00:05
Re: Another round on the fate of Amelia Earhart in today's newsFrank Reed8 Jul 2017, 00:01
Re: Another round on the fate of Amelia Earhart in today's newsMike Cino7 Jul 2017, 23:19
Re: Another round on the fate of Amelia Earhart in today's newsGary LaPook7 Jul 2017, 21:41
Re: Things to take on a container ship voyageAlan S7 Jul 2017, 19:16
Re: Another round on the fate of Amelia Earhart in today's newsDon Seltzer7 Jul 2017, 15:37
Re: Things to take on a container ship voyageGreg Rudzinski7 Jul 2017, 14:51
Re: Things to take on a container ship voyageDave Walden7 Jul 2017, 14:40
Re: Another round on the fate of Amelia Earhart in today's newsDon Seltzer7 Jul 2017, 13:21
Re: Things to take on a container ship voyageTony Oz7 Jul 2017, 08:34
Re: Another round on the fate of Amelia Earhart in today's newsDavid C7 Jul 2017, 02:57
Re: Fairchild A-10A in practiceGary LaPook6 Jul 2017, 22:49
Re: Fairchild A-10A in practiceGary LaPook6 Jul 2017, 21:50
Re: Fairchild A-10A in practiceGary LaPook6 Jul 2017, 21:28
Things to take on a container ship voyageDavid Smith6 Jul 2017, 21:11
Re: Fairchild A-10A in practiceGary LaPook6 Jul 2017, 20:47
Re: Another round on the fate of Amelia Earhart in today's newsStephen Wawrzyniec6 Jul 2017, 19:17
Re: Another round on the fate of Amelia Earhart in today's newsGary LaPook6 Jul 2017, 17:38
Re: Fairchild A-10A in practiceDavid Pike6 Jul 2017, 17:08
Re: Fairchild A-10A in practiceNoell Wilson6 Jul 2017, 15:58
Re: Fairchild A-10A in practiceNoell Wilson6 Jul 2017, 15:29
Re: Fairchild A-10A in practiceDavid Pike6 Jul 2017, 15:13
Re: Which calculator to use for "arctan(tan(269))"?Tony Oz6 Jul 2017, 14:50
Re: Which calculator to use for "arctan(tan(269))"?Robin Stuart6 Jul 2017, 14:28
Re: Fairchild A-10A in practiceDavid Pike6 Jul 2017, 14:12
Re: Which calculator to use for "arctan(tan(269))"?Tony Oz6 Jul 2017, 08:14
Re: Fairchild A-10A in practiceDavid Pike6 Jul 2017, 06:53
Re: Fairchild A-10A in practiceGary LaPook5 Jul 2017, 22:55
Re: 3 sights SR exampleAndrés Ruiz5 Jul 2017, 06:23
Re: Fairchild A-10A in practiceKen Gebhart4 Jul 2017, 17:42
Re: 3 sights SR exampleRobin Jouan4 Jul 2017, 17:04
Re: 3 sights SR exampleAndrés Ruiz4 Jul 2017, 06:43
Re: 3 sights SR exampleAndrés Ruiz4 Jul 2017, 06:35
Re: Fairchild A-10A in practiceBill Morris3 Jul 2017, 22:24
Re: 3 sights SR exampleRobin Jouan3 Jul 2017, 17:41
Re: 3 sights SR exampleGreg Rudzinski3 Jul 2017, 17:32
Re: Fairchild A-10A in practiceNoell Wilson3 Jul 2017, 13:50
Re: Villarceau - Nouvelle navigation astronomiqueRobin Jouan3 Jul 2017, 11:18
Re: 3 sights SR exampleAndrés Ruiz3 Jul 2017, 10:12
Re: 3 sights SR exampleAndrés Ruiz3 Jul 2017, 10:03
Re: 3 sights SR example - side remarkAndrés Ruiz3 Jul 2017, 09:44
Re: Another round on the fate of Amelia Earhart in today's newsTony Oz3 Jul 2017, 08:52
Re: Fairchild A-10David Pike3 Jul 2017, 06:56
Villarceau - Nouvelle navigation astronomiqueAndrés Ruiz3 Jul 2017, 06:37
Re: Another round on the fate of Amelia Earhart in today's newsGreg R_3 Jul 2017, 02:24
Re: Another round on the fate of Amelia Earhart in today's newsTom Sult3 Jul 2017, 00:10
Re: Another round on the fate of Amelia Earhart in today's newsBrad Morris2 Jul 2017, 23:39
Re: Fairchild A-10Gary LaPook2 Jul 2017, 22:03
Re: Another round on the fate of Amelia Earhart in today's newsDon Seltzer2 Jul 2017, 21:18
Re: Fairchild A-10David Pike2 Jul 2017, 20:43
ADMIN: duplicate email copy of messageFrank Reed2 Jul 2017, 20:19
Re: Fairchild A-10Gary LaPook2 Jul 2017, 18:52
Re: 3 sights SR exampleRobin Jouan2 Jul 2017, 18:32
Re: Fairchild A-10Rick Feldmann2 Jul 2017, 13:34
Re: Fairchild Model A-10Gary LaPook2 Jul 2017, 00:11
Re: Triangle of velocities solver?David Pike1 Jul 2017, 19:25
Fairchild Model A-10Rick Feldmann1 Jul 2017, 14:07
Re: 3 sights SR exampleRobin Jouan1 Jul 2017, 11:43
From Ptolemy to GPS, the Brief History of Maps Innovation SmithsonianJackson McDonald1 Jul 2017, 11:29
Re: 3 sights SR exampleHerbert Prinz30 Jun 2017, 17:43
Re: 3 sights SR exampleDavid Pike30 Jun 2017, 13:53
Re: 3 sights SR exampleDavid Pike30 Jun 2017, 10:16
Re: 3 sights SR exampleRobin Jouan30 Jun 2017, 09:10
Re: 3 sights SR exampleAndrés Ruiz30 Jun 2017, 08:42
Re: 3 sights SR exampleAndrés Ruiz30 Jun 2017, 08:21
Re: 3 sights SR example - side remarkHerbert Prinz30 Jun 2017, 08:15
Re: 3 sights SR exampleHerbert Prinz30 Jun 2017, 03:06
Re: Cape Belsham and Point Wild relocated on Chart 29104Robin Stuart29 Jun 2017, 16:43
Re: 3 sights SR exampleRobin Jouan29 Jun 2017, 09:24
Re: Triangle of velocities solver?Gary LaPook29 Jun 2017, 04:05
Re: 3 sights SR exampleNoell Wilson29 Jun 2017, 01:19
Re: AIS and WarshipsStephen N.G. Davies29 Jun 2017, 01:07
Re: 3 sights SR exampleDavid Pike28 Jun 2017, 21:52
Re: 3 sights SR exampleGreg Rudzinski28 Jun 2017, 20:53
Re: 3 sights SR exampleAndrés Ruiz28 Jun 2017, 20:44
Re: AIS and WarshipsDavid Pike28 Jun 2017, 19:51
Re: 3 sights SR exampleFrank Reed28 Jun 2017, 18:52
Re: AIS and WarshipsStephen N.G. Davies28 Jun 2017, 09:03
Re: 3 sights SR exampleAndrés Ruiz28 Jun 2017, 08:34
Triangle of velocities solver?David Pike28 Jun 2017, 08:28
Re: 3 sights SR exampleAndrés Ruiz28 Jun 2017, 07:58
Re: AIS and WarshipsDavid Pike28 Jun 2017, 06:56
Re: AIS and WarshipsStephen N.G. Davies28 Jun 2017, 02:12
Re: 3 sights SR exampleNoell Wilson27 Jun 2017, 23:58
Re: 3 sights SR examplePete Solon Palmer27 Jun 2017, 23:24
AIS and WarshipsDavid Pike27 Jun 2017, 21:07
Re: 3 sights SR exampleDavid Pike27 Jun 2017, 19:56
Re: 3 sights SR exampleFrank Reed27 Jun 2017, 18:40
Re: 3 sights SR examplePete Solon Palmer27 Jun 2017, 17:28
Re: 3 sights SR exampleRon Jones27 Jun 2017, 16:13
Re: Lost in the South AtlanticStan K27 Jun 2017, 07:58
Re: USS Fitzgerald collision with container shipStephen N.G. Davies27 Jun 2017, 06:31
Re: USS Fitzgerald collision with container shipGeoffrey Kolbe27 Jun 2017, 06:11
Re: Lost in the South AtlanticJohn D. Howard27 Jun 2017, 05:49
Re: Lost in the South AtlanticJohn D. Howard27 Jun 2017, 04:19
Re: Lost in the South AtlanticDon Seltzer27 Jun 2017, 02:35
Re: Lost in the South AtlanticGreg Rudzinski27 Jun 2017, 02:28
Re: Lost in the South AtlanticStan K27 Jun 2017, 01:27
Re: Lost in the South AtlanticGreg R_27 Jun 2017, 00:31
Lost in the South AtlanticFrank Reed27 Jun 2017, 00:15
Re: USS Fitzgerald collision with container shipFrank Reed26 Jun 2017, 20:49
Re: USS Fitzgerald collision with container shipDon Seltzer26 Jun 2017, 20:18
Re: USS Fitzgerald collision with container shipGary LaPook26 Jun 2017, 19:48
Re: USS Fitzgerald collision with container shipFrank Reed26 Jun 2017, 19:43
Re: USS Fitzgerald collision with container shipGary LaPook26 Jun 2017, 17:55
Re: Bendix A7 octantTony Oz26 Jun 2017, 10:40
Re: USS Fitzgerald collision with container shipSean C26 Jun 2017, 10:04
Re: USS Fitzgerald collision with container shipStephen N.G. Davies26 Jun 2017, 07:51
Re: USS Fitzgerald collision with container shipGeoffrey Kolbe26 Jun 2017, 05:46
Re: USS Fitzgerald collision with container shipDavid C26 Jun 2017, 02:56
Re: USS Fitzgerald collision with container shipNoell Wilson26 Jun 2017, 02:45
Re: USS Fitzgerald collision with container shipAlan S25 Jun 2017, 23:59
Re: USS Fitzgerald collision with container shipBrad Morris25 Jun 2017, 22:47
Re: USS Fitzgerald collision with container shipGary LaPook25 Jun 2017, 16:16
Re: USS Fitzgerald collision with container shipGeoffrey Kolbe25 Jun 2017, 06:16
Re: USS Fitzgerald collision with container shipFrank Reed24 Jun 2017, 21:44
Re: Bendix A7 octantChris Caswell24 Jun 2017, 21:12
Re: AIS on Navy shipsFrank Reed24 Jun 2017, 19:16
Re: USS Fitzgerald collision with container shipFrank Reed24 Jun 2017, 18:46
AIS on Navy shipsLu Abel24 Jun 2017, 16:37
Re: USS Fitzgerald collision with container shipLu Abel24 Jun 2017, 16:30
Re: USS Fitzgerald collision with container shipFrank Reed24 Jun 2017, 07:16
Re: USS Fitzgerald collision with container shipGary LaPook24 Jun 2017, 04:01
Re: Bendix A7 octantGary LaPook24 Jun 2017, 01:55
Re: 3 sights SR examplePeter Hakel24 Jun 2017, 00:17
Re: 3 sights SR exampleGreg Rudzinski23 Jun 2017, 23:49
Re: USS Fitzgerald collision with container shipBill B23 Jun 2017, 23:30
Re: Bendix A7 octantGary LaPook23 Jun 2017, 23:25
Re: 3 sights SR exampleJohn D. Howard23 Jun 2017, 21:54
Re: Register for Navigation Symposium, Mystic Seaport, Nov.3-5,2017Stan K23 Jun 2017, 20:59
Re: 3 sights SR exampleDavid Pike23 Jun 2017, 20:47
Re: 3 sights SR exampleGreg Rudzinski23 Jun 2017, 20:46
Re: 3 sights SR exampleRobin Jouan23 Jun 2017, 20:11
Re: 3 sights SR exampleAndrés Ruiz23 Jun 2017, 18:57
Register for Navigation Symposium, Mystic Seaport, Nov.3-5,2017Frank Reed23 Jun 2017, 18:41
Re: 3 sights SR exampleStan K23 Jun 2017, 18:13
3 sights SR exampleAndrés Ruiz23 Jun 2017, 10:37
EBay Freiberger SextantAndy Smith23 Jun 2017, 09:50
Bendix A7 octantChris Caswell22 Jun 2017, 22:17
Re: Traditional navigation by slide ruleGreg Rudzinski22 Jun 2017, 18:21
Re: Sun returning to SouthernHhemisphereFrank Atkins21 Jun 2017, 09:51
Sun returning to SouthernHhemisphereDavid C21 Jun 2017, 06:00
Re: USS Fitzgerald collision with container shipFrank Reed21 Jun 2017, 04:25
Re: USS Fitzgerald collision with container shipFrank Reed20 Jun 2017, 23:51
Re: USS Fitzgerald collision with container shipBob Goethe20 Jun 2017, 23:39
Re: USS Fitzgerald collision with container shipGary LaPook20 Jun 2017, 23:10
Re: USS Fitzgerald collision with container shipBob Goethe20 Jun 2017, 22:38
Re: USS Fitzgerald collision with container shipGreg Rudzinski20 Jun 2017, 22:09
Re: USS Fitzgerald collision with container shipBill B20 Jun 2017, 20:01
Re: USS Fitzgerald collision with container shipGary LaPook20 Jun 2017, 17:06
Re: USS Fitzgerald collision with container shipGary LaPook20 Jun 2017, 16:50
Marion Bermuda Race CNGreg Rudzinski20 Jun 2017, 16:26
Re: Error ellipse proportionsMark Coady20 Jun 2017, 10:58
Re: USS Fitzgerald collision with container shipSean C20 Jun 2017, 04:55
Re: USS Fitzgerald collision with container shipDon Seltzer20 Jun 2017, 02:56
Re: USS Fitzgerald collision with container shipFrank Reed20 Jun 2017, 01:38
Re: USS Fitzgerald collision with container shipLu Abel19 Jun 2017, 23:38
Re: USS Fitzgerald collision with container shipDavid Pike19 Jun 2017, 22:49
Re: USS Fitzgerald collision with container shipDavid Pike19 Jun 2017, 22:16
Re: USS Fitzgerald collision with container shipHewitt Schlereth19 Jun 2017, 20:17
Re: USS Fitzgerald collision with container shipFrank Reed19 Jun 2017, 20:00
Re: USS Fitzgerald collision with container shipGeoffrey Kolbe19 Jun 2017, 18:40
Re: USS Fitzgerald collision with container shipStephen N.G. Davies19 Jun 2017, 05:48
Re: USS Fitzgerald collision with container shipBruce J. Pennino19 Jun 2017, 04:23
Re: USS Fitzgerald collision with container shipJohn D. Howard18 Jun 2017, 20:25
Re: USS Fitzgerald collision with container shipBill B18 Jun 2017, 19:12
Re: USS Fitzgerald collision with container shipBill B18 Jun 2017, 18:54
Re: USS Fitzgerald collision with container shipBill B18 Jun 2017, 18:41
Re: USS Fitzgerald collision with container shipLu Abel18 Jun 2017, 17:23
Re: USS Fitzgerald collision with container shipJohn D. Howard18 Jun 2017, 15:47
Re: Hokulea Finishes 3 Yr Round the World CruiseFrank Reed18 Jun 2017, 04:15
Re: Hokulea Finishes 3 Yr Round the World CruiseFrank Reed18 Jun 2017, 02:59
Re: USS Fitzgerald collision with container shipFrank Reed18 Jun 2017, 02:32
Hokulea Finishes 3 Yr Round the World CruiseScott Owen17 Jun 2017, 23:50
Re: USS Fitzgerald collision with container shipBill B17 Jun 2017, 23:03
Re: USS Fitzgerald collision with container shipBill Lionheart17 Jun 2017, 08:25
Re: USS Fitzgerald collision with container shipStephen N.G. Davies17 Jun 2017, 07:27
Re: USS Fitzgerald collision with container shipFrank Reed17 Jun 2017, 06:31
Re: USS Fitzgerald collision with container shipDoug MacPherson17 Jun 2017, 02:14
Re: USS Fitzgerald collision with container shipBrad Morris17 Jun 2017, 01:52
Re: USS Fitzgerald collision with container shipFrank Reed17 Jun 2017, 01:27
USS Fitzgerald collision with container shipFrank Reed17 Jun 2017, 00:25
Re: Error ellipse proportionsGreg Rudzinski17 Jun 2017, 00:20
Re: American Practical Navigator, Bowditch 2017Stan K16 Jun 2017, 21:30
Re: Error ellipse proportionsMark Coady16 Jun 2017, 18:55
Re: MK IXA sextantDavid Pike16 Jun 2017, 16:20
Re: MK IXA sextantDavid Pike16 Jun 2017, 16:10
Re: Circular "Navigational Computer"Robert Criss16 Jun 2017, 12:43
Re: MK IXA sextantPaul Brewer16 Jun 2017, 12:38
Re: StarTalk TV: celestial navigation on National GeographicTom Sult16 Jun 2017, 01:52
Re: MK IXA sextantBill Morris16 Jun 2017, 04:36
Re: MK IXA sextantDavid C16 Jun 2017, 03:35
Re: MK IXA sextantKen Gebhart16 Jun 2017, 01:49
Re: MK IXA sextantChris Caswell15 Jun 2017, 21:44
Re: MK IXA sextantChris Caswell15 Jun 2017, 21:42
Re: MK IXA sextantChris Caswell15 Jun 2017, 21:32
Call for Papers/Presentations: Navigation Symposium, Mystic Seaport, Nov.3-5,2017Frank Reed15 Jun 2017, 20:43
Re: American Practical Navigator, Bowditch 2017Frank Reed15 Jun 2017, 20:25
Re: Local Apparent Noon and North-South direction blunderTony Oz15 Jun 2017, 20:08
StarTalk TV: celestial navigation on National GeographicFrank Reed15 Jun 2017, 19:23
Re: American Practical Navigator, Bowditch 2017Lu Abel15 Jun 2017, 19:22
Re: MK IXA sextantDavid Pike15 Jun 2017, 19:02
Re: Local Apparent Noon and North-South direction blunderFrank Reed15 Jun 2017, 18:28
Re: MK IXA sextantKen Gebhart15 Jun 2017, 16:46
Re: American Practical Navigator, Bowditch 2017Tony Oz15 Jun 2017, 15:08
Local Apparent Noon and North-South direction blunderTony Oz15 Jun 2017, 12:00
NOAA Tides & CurrentsAndrés Ruiz15 Jun 2017, 08:49
Re: Point HondaGary LaPook15 Jun 2017, 06:17
Re: MK IXA sextantDavid Pike15 Jun 2017, 06:09
Re: Point HondaAlan S15 Jun 2017, 04:25
World Sailing RoutesBob Goethe14 Jun 2017, 20:31
Re: American Practical Navigator, Bowditch 2017Bob Goethe14 Jun 2017, 19:33
Re: American Practical Navigator, Bowditch 2017David C14 Jun 2017, 19:27
Re: MK IXA sextantNoell Wilson14 Jun 2017, 19:07
Re: American Practical Navigator, Bowditch 2017Robin Stuart14 Jun 2017, 18:55
Re: American Practical Navigator, Bowditch 2017Greg Rudzinski14 Jun 2017, 18:08
Re: MK IXA sextantChris Caswell14 Jun 2017, 10:22
Re: American Practical Navigator, Bowditch 2017Tony Oz14 Jun 2017, 07:25
Re: American Practical Navigator, Bowditch 2017Mark Coady14 Jun 2017, 02:50
Re: MK IXA sextantGreg Rudzinski14 Jun 2017, 01:02
MK IXA sextantChris Caswell13 Jun 2017, 23:08
Best-of-Breed Navigational ResourcesBob Goethe13 Jun 2017, 20:47
Re: American Practical Navigator, Bowditch 2017Pete Solon Palmer13 Jun 2017, 19:58
Re: American Practical Navigator, Bowditch 2017Bob Goethe13 Jun 2017, 19:08
Re: American Practical Navigator, Bowditch 2017Frank Reed13 Jun 2017, 16:50
Re: American Practical Navigator, Bowditch 2017Robin Stuart13 Jun 2017, 13:27
Re: American Practical Navigator, Bowditch 2017Ed Popko13 Jun 2017, 11:15
Re: American Practical Navigator, Bowditch 2017Bob Goethe13 Jun 2017, 03:40
American Practical Navigator, Bowditch 2017Frank Reed13 Jun 2017, 02:44
Re: Astron version 1.14 releaseÖrjan Sandström12 Jun 2017, 17:01
Re: Error ellipse proportionsGreg Rudzinski12 Jun 2017, 14:56
Re: Astron version 1.14 releaseBill Ritchie12 Jun 2017, 13:49
Re: Error ellipse proportionsAndrés Ruiz12 Jun 2017, 12:28
Re: Error ellipse proportionsRobin Jouan12 Jun 2017, 09:08
Modern Celestial, June 17-18, Mystic SeaportFrank Reed12 Jun 2017, 02:33
Re: Astron version 1.14 releaseStan K12 Jun 2017, 00:41
Re: Astron version 1.14 releaseBill Ritchie11 Jun 2017, 22:00
Re: Error ellipse proportionsTom Sult11 Jun 2017, 21:01
Re: Error ellipse proportionsFrank Reed11 Jun 2017, 19:26
Re: Error ellipse proportionsFrank Reed11 Jun 2017, 18:34
Re: Error ellipse proportionsTom Sult11 Jun 2017, 16:41
Re: Error ellipse proportionsDavid Pike11 Jun 2017, 10:59
Re: Astron version 1.14 releaseÖrjan Sandström11 Jun 2017, 09:38
Re: Error ellipse proportionsBob Goethe10 Jun 2017, 21:40
Re: Marion-Bermuda Sailing event (with Celestial)Stan K10 Jun 2017, 21:43
Astron version 1.14 releasePeter Hakel10 Jun 2017, 19:24
Marion-Bermuda Sailing event (with Celestial)Ed Popko10 Jun 2017, 14:42
Re: Error ellipse proportionsFrank Reed9 Jun 2017, 23:15
Re: Failing to Use All the Navigational Inputs At Your DisposalFrank Reed9 Jun 2017, 23:01
Re: Failing to Use All the Navigational Inputs At Your DisposalBill Ritchie9 Jun 2017, 21:40
Android App for celestial navigation, free betaPete Solon Palmer9 Jun 2017, 21:22
Re: Failing to Use All the Navigational Inputs At Your DisposalGary LaPook9 Jun 2017, 07:49
Re: Error ellipse proportionsAndrés Ruiz9 Jun 2017, 12:07
Re: Error ellipse proportionsAndrés Ruiz9 Jun 2017, 09:07
Error ellipse proportionsFrank Reed9 Jun 2017, 01:06
Re: Beautiful Jupiter Fly-byFrank Reed8 Jun 2017, 19:37
Re: Beautiful Jupiter Fly-byFrancis Upchurch8 Jun 2017, 16:56
Re: Failing to Use All the Navigational Inputs At Your DisposalTom Sult8 Jun 2017, 12:20
Beautiful Jupiter Fly-byEd Popko8 Jun 2017, 11:57
Re: Example sights very near the North PoleAndrés Ruiz8 Jun 2017, 06:33
Re: Failing to Use All the Navigational Inputs At Your DisposalGeoffrey Kolbe8 Jun 2017, 06:12
Re: Failing to Use All the Navigational Inputs At Your DisposalFrank Reed8 Jun 2017, 00:56
Re: Wrinkles in Practical navigation mapsBill Roberts8 Jun 2017, 00:54
Failing to Use All the Navigational Inputs At Your DisposalBob Goethe7 Jun 2017, 23:47
Re: Wrinkles in Practical navigation mapsBrad Morris7 Jun 2017, 18:43
Re: Wrinkles in Practical navigation mapsBruce J. Pennino7 Jun 2017, 16:57
Re: Wrinkles in Practical navigation mapsBob Crawley7 Jun 2017, 09:02
Re: Example sights very near the North PoleRobin Jouan7 Jun 2017, 09:13
Re: Wrinkles in Practical navigation mapsDavid C7 Jun 2017, 07:45
Re: Master's and Mate's examsDavid C7 Jun 2017, 07:00
Wrinkles in Practical navigation mapsMark Coady7 Jun 2017, 01:43
Re: Example sights very near the North PoleGary LaPook6 Jun 2017, 21:05
Re: Example sights very near the North PoleGary LaPook6 Jun 2017, 20:58
Re: Master's and Mate's examsPaul Bedel6 Jun 2017, 20:05
Re: Example sights very near the North PoleHerman Dekker6 Jun 2017, 20:04
Re: Dresden sextant - lets commission a Navlist instrument!Frank Reed6 Jun 2017, 18:25
Re: Numerical Method for a Noon FixRobin Stuart6 Jun 2017, 18:18
Re: Numerical Method for a Noon FixRobin Jouan6 Jun 2017, 17:45
Re: Ageton by Log SEC Log CSCGreg Rudzinski6 Jun 2017, 17:08
Re: Example sights very near the North PoleHerman Dekker6 Jun 2017, 16:35
Re: Dresden sextant - lets commission a Navlist instrument!Paul Saffo6 Jun 2017, 16:17
Re: Numerical Method for a Noon FixAndrés Ruiz6 Jun 2017, 09:53
Re: Example sights very near the North PoleAndrés Ruiz6 Jun 2017, 08:48
Re: Example sights very near the North PoleRobin Jouan6 Jun 2017, 07:48
Master's and Mate's examsDavid C6 Jun 2017, 04:22
Re: Example sights very near the North PoleLars Bergman5 Jun 2017, 19:36
Numerical Method for a Noon FixRon Jones5 Jun 2017, 17:12
Re: Example sights very near the North PoleRobin Jouan5 Jun 2017, 16:42
Re: Dresden sextant - lets commission a Navlist instrument!Bruce J. Pennino5 Jun 2017, 13:16
Re: Dresden sextant - lets commission a Navlist instrument!Noell Wilson5 Jun 2017, 12:08
Re: Example sights very near the North PoleLars Bergman5 Jun 2017, 09:44
SEXTANT launched to the International Space StationFred Hebard5 Jun 2017, 05:19
Re: Dresden sextant - lets commission a Navlist instrument!Brad Morris5 Jun 2017, 02:36
Ageton by Log SEC Log CSCGreg Rudzinski5 Jun 2017, 00:53
Re: Dresden sextant - lets commission a Navlist instrument!Paul Saffo4 Jun 2017, 16:32
Re: An "integrating averager": how does it work?Tony Oz4 Jun 2017, 11:57
Re: Dresden sextantPaul Saffo4 Jun 2017, 01:03
Re: An "integrating averager": how does it work?Gary LaPook4 Jun 2017, 00:22
Re: Dresden sextantNoell Wilson3 Jun 2017, 14:53
Re: Dresden sextantBill Lionheart3 Jun 2017, 10:09
Re: Two definitions of LHADavid Pike3 Jun 2017, 09:43
Re: Dresden sextantStephen N.G. Davies3 Jun 2017, 08:20
Re: Dresden sextantJackson McDonald3 Jun 2017, 08:06
Re: Two definitions of LHAFrank Reed3 Jun 2017, 05:59
Re: Dresden sextantNoell Wilson3 Jun 2017, 01:22
Re: Two definitions of LHAMark Coady2 Jun 2017, 20:20
Re: Two definitions of LHADavid Pike2 Jun 2017, 20:12
Re: Dresden sextantBill Morris2 Jun 2017, 19:15
Re: Two definitions of LHAJohn D. Howard2 Jun 2017, 18:28
Dresden sextantJackson McDonald2 Jun 2017, 17:04
Two definitions of LHAMark Coady2 Jun 2017, 17:01
Re: An "integrating averager": how does it work?Tony Oz2 Jun 2017, 09:06
Re: An "integrating averager": how does it work?Bill Morris2 Jun 2017, 02:20
Example sights very near the North PoleFrank Reed1 Jun 2017, 20:51
Re: An "integrating averager": how does it work?Tony Oz1 Jun 2017, 10:50
Re: An "integrating averager": how does it work?Bill Morris31 May 2017, 19:07
An "integrating averager": how does it work?Tony Oz31 May 2017, 17:57
Re: WWII US Navy Ball Recording SextantChris Caswell30 May 2017, 22:59
C-SPAN 3 appearance the Saturday 6/3 at 2:00 pm EDTRichard Easton30 May 2017, 17:34
Re: WWII US Navy Ball Recording SextantGary LaPook28 May 2017, 21:51
Re: Is the focus on the mirror or on the starGreg Rudzinski27 May 2017, 01:43
Re: Is the focus on the mirror or on the starFrank Reed26 May 2017, 22:56
Re: Is the focus on the mirror or on the starRandall Morrow26 May 2017, 14:50
Re: Is the focus on the mirror or on the starPeter Monta26 May 2017, 07:10
Re: Is the focus on the mirror or on the starPeter Monta26 May 2017, 07:01
Re: Fata Morgan images set me thinkingBrad Morris26 May 2017, 01:24
Re: Fata Morgan images set me thinkingFrank Reed25 May 2017, 18:12
Re: Fata Morgan images set me thinkingMark Coady25 May 2017, 17:27
Re: Is the focus on the mirror or on the starLuc Van den Borre25 May 2017, 11:46
Re: Is the focus on the mirror or on the starTony Oz25 May 2017, 06:42
Re: WWII US Navy Ball Recording SextantChris Caswell25 May 2017, 00:05
Re: WWII US Navy Ball Recording SextantRobert Eno24 May 2017, 23:47
Re: Is the focus on the mirror or on the starBrad Morris24 May 2017, 23:30
WWII US Navy Ball Recording SextantChris Caswell24 May 2017, 21:47
Re: Position errors for 2- and 3-body observationsGreg Rudzinski24 May 2017, 16:57
Re: Is the focus on the mirror or on the starFrank Reed24 May 2017, 16:26
Re: Is the focus on the mirror or on the starGreg Rudzinski24 May 2017, 15:53
Is the focus on the mirror or on the starRandall Morrow24 May 2017, 04:39
Re: John Fulton's Grand OrreryBrad Morris23 May 2017, 16:54
John Fulton's Grand OrreryJackson McDonald23 May 2017, 16:35
Re: Latitude from two altitudesDave Walden22 May 2017, 23:12
Re: Latitude from two altitudesJoel Silverberg22 May 2017, 13:56
Re: Position errors for 2- and 3-body observationsLu Abel21 May 2017, 18:32
Re: Position errors for 2- and 3-body observationsRobert VanderPol II21 May 2017, 16:53
Second hand book shopsDavid C20 May 2017, 09:35
Re: Curve sketching freewareTom Sult19 May 2017, 21:40
Re: Latitude from two altitudesLars Bergman19 May 2017, 20:50
Re: Curve sketching freewareMichael Arthur19 May 2017, 19:50
Re: Latitude from two altitudesGreg Rudzinski19 May 2017, 16:28
Re: Latitude from two altitudesRobin Stuart19 May 2017, 13:33
Re: Latitude from two altitudesBill Ritchie19 May 2017, 08:37
Re: Latitude from two altitudesBrad Morris18 May 2017, 22:57
Re: Latitude from two altitudesRon Jones18 May 2017, 20:22
Re: Latitude from two altitudesTony Oz18 May 2017, 19:50
Latitude from two altitudesFrank Reed18 May 2017, 18:44
Re: A halo-like rainbow round the Sun: some sextant measurements.Robin Stuart17 May 2017, 17:01
Re: A halo-like rainbow round the Sun: some sextant measurements.Frank Reed17 May 2017, 16:19
Re: A halo-like rainbow round the Sun: some sextant measurements.Brad Morris17 May 2017, 15:47
Re: A halo-like rainbow round the Sun: some sextant measurements.Frank Reed17 May 2017, 14:40
Re: A halo-like rainbow round the Sun: some sextant measurements.Tony Oz17 May 2017, 14:13
Re: A halo-like rainbow round the Sun: some sextant measurements.Frank Reed17 May 2017, 13:42
Re: Curve sketching freewareWolfgang Hasper17 May 2017, 12:39
A halo-like rainbow round the Sun: some sextant measurements.Tony Oz17 May 2017, 12:04
Re: Position errors for 2- and 3-body observationsBill Lionheart17 May 2017, 10:32
Re: Position errors for 2- and 3-body observationsDavid Pike17 May 2017, 09:40
Re: Curve sketching freewareAndrés Ruiz17 May 2017, 09:15
Re: Position errors for 2- and 3-body observationsSean C17 May 2017, 03:48
Re: Position errors for 2- and 3-body observationsRandall Morrow17 May 2017, 00:46
Position errors for 2- and 3-body observationsGeoffrey Butt16 May 2017, 19:44
Re: Dangerously radioactive navigation instrumentsAndy Smith16 May 2017, 12:23
Re: Curve sketching freewareDavid Pike15 May 2017, 19:29
Re: Curve sketching freewareRon Jones15 May 2017, 17:18
Re: Fata Morgan images set me thinkingTony Oz15 May 2017, 17:04
Re: Dangerously radioactive navigation instrumentsTony Oz15 May 2017, 16:32
Re: Latitude and longitude from a photoWilliam A15 May 2017, 15:45
Re: Curve sketching freewareFrank Reed15 May 2017, 15:10
Re: Curve sketching freewareBill Roberts15 May 2017, 04:40
Re: Curve sketching freewareRobert Bernecky15 May 2017, 12:49
Re: Curve sketching freewareRon Jones14 May 2017, 19:41
Curve sketching freewareDavid Pike14 May 2017, 15:11
Re: Talking Countdown TimersDavid Pike14 May 2017, 14:47
Re: Talking Countdown TimersPaul Brewer14 May 2017, 13:39
Talking Countdown TimersDavid Pike14 May 2017, 10:42
Re: Latitude and longitude from a photoLuc Van den Borre12 May 2017, 19:32
Re: Latitude and longitude from a photoFrank Reed12 May 2017, 17:44
Re: A meridian-passage latitude from JupiterDavid Pike12 May 2017, 14:20
Re: A meridian-passage latitude from JupiterDavid Pike12 May 2017, 12:25
Re: A meridian-passage latitude from JupiterHerman Dekker12 May 2017, 12:33
A meridian-passage latitude from JupiterDavid Pike12 May 2017, 07:48
Re: Sextant RepairsAlexandre Eremenko12 May 2017, 06:19
Re: Sextant RepairsAlexandre Eremenko12 May 2017, 06:15
Re: Latitude and longitude from a photoFrank Reed12 May 2017, 06:02
Re: Sextant RepairsAlexandre Eremenko12 May 2017, 05:37
Re: Sextant RepairsBill Morris12 May 2017, 04:28
Re: Latitude and longitude from a photoW F Jones12 May 2017, 03:26
Re: Latitude and longitude from a photoGreg Rudzinski12 May 2017, 02:09
Re: Latitude and longitude from a photoGreg Rudzinski12 May 2017, 01:56
Re: Latitude and longitude from a photoDon Seltzer12 May 2017, 01:22
Re: Sextant RepairsGreg Rudzinski12 May 2017, 01:12
Re: Latitude and longitude from a photoGreg Rudzinski12 May 2017, 01:04
Re: Latitude and longitude from a photoWilliam A12 May 2017, 00:38
Maybe he meant a cheap sextant??Lu Abel12 May 2017, 00:23
Re: Sextant RepairsAlexandre Eremenko11 May 2017, 20:25
Re: Sextant RepairsRidge White11 May 2017, 17:14
Re: Latitude and longitude from a photoGreg Rudzinski11 May 2017, 16:14
Re: Sextant RepairsBrad Morris11 May 2017, 16:06
Re: Sextant RepairsJackson McDonald11 May 2017, 15:58
Re: Sextant RepairsGreg Rudzinski11 May 2017, 15:55
Latitude and longitude from a photoWilliam A11 May 2017, 15:47
Re: Sextant RepairsGraham Dodd11 May 2017, 14:35
Classes at Mystic Seaport: Lunars and ModernFrank Reed10 May 2017, 16:17
Re: Lancaster bomber navigational computerDavid Pike10 May 2017, 08:59
Re: Costa Concordia report in English?David Pike10 May 2017, 08:43
Costa Concordia report in English?Frank Reed9 May 2017, 21:45
Re: Greenwich date and time?Mike Freeman9 May 2017, 18:16
Re: Greenwich date and time?Frank Reed9 May 2017, 16:53
Re: Greenwich date and time?John D. Howard9 May 2017, 16:29
Re: Greenwich date and time?Brad Morris9 May 2017, 16:00
Re: Greenwich date and time?Noell Wilson9 May 2017, 14:42
Re: Greenwich date and time?Stan K9 May 2017, 14:35
Re: Greenwich date and time?Bob Goethe9 May 2017, 14:32
Re: Lancaster bomber navigational computerRonald van Riet9 May 2017, 08:18
Re: Greenwich date and time?Mike Freeman9 May 2017, 05:50
A Few Good Boats, by ColliganAlan S8 May 2017, 23:23
Re: Lancaster bomber navigational computerDavid Pike8 May 2017, 08:19
Re: The Ping explainedGreg Rudzinski7 May 2017, 23:27
Re: The Ping explainedTom Sult7 May 2017, 12:59
Lancaster bomber navigational computerJackson McDonald7 May 2017, 12:57
Re: The Ping explainedJack Houman6 May 2017, 23:42
Re: 19th century US NavyDon Seltzer7 May 2017, 00:13
Re: 19th century US NavyBill Ritchie6 May 2017, 17:23
Re: 19th century US NavyBrad Morris6 May 2017, 14:19
Re: 19th century US NavyBrad Morris6 May 2017, 14:09
19th century US NavyFrank Reed6 May 2017, 13:36
Re: A tour of the Great Navigation Centers of the WorldDave Walden6 May 2017, 13:02
Re: A tour of the Great Navigation Centers of the WorldBruce J. Pennino5 May 2017, 23:41
Air-Navigation WorkbookDave Walden5 May 2017, 01:11
Re: In The Heart of The Sea (Film)Alan S4 May 2017, 22:42
Re: Admiralty Manual of Navigation Vol IIIDavid C4 May 2017, 21:54
In The Heart of The Sea (Film)Greg Rudzinski4 May 2017, 20:23
Re: Admiralty Manual of Navigation Vol IIIGary LaPook4 May 2017, 19:15
Re: Admiralty Manual of Navigation Vol IIIBill Ritchie4 May 2017, 17:13
Re: Bluewater cruising in small boatsTony Oz3 May 2017, 17:48
Re: Time without a chronometer, wwv or NTPFrancis Upchurch3 May 2017, 04:32
Time without a chronometer, wwv or NTPDavid C3 May 2017, 03:29
Re: No Clock Longitude with LunarsFrancis Upchurch1 May 2017, 15:49
Re: No Clock Longitude with LunarsBob Crawley1 May 2017, 08:21
Greenwich date and time?Mike Freeman1 May 2017, 05:32
Re: 1669 1ed Mathematical ManualFred Hebard1 May 2017, 03:34
Re: Tamaya NC-77 AlmanacStan K30 Apr 2017, 20:46
Re: Bluewater cruising in small boatsTony Oz30 Apr 2017, 19:34
Re: 1669 1ed Mathematical ManualBill B30 Apr 2017, 18:55
Re: 1669 1ed Mathematical ManualBrad Morris30 Apr 2017, 18:49
Re: 1669 1ed Mathematical ManualBrad Morris30 Apr 2017, 18:43
Re: 1669 1ed Mathematical ManualFrank Reed30 Apr 2017, 18:31
Re: Tamaya NC-77 AlmanacGreg Rudzinski30 Apr 2017, 17:55
Re: 1669 1ed Mathematical ManualStan K30 Apr 2017, 17:37
Re: 1669 1ed Mathematical ManualBrad Morris30 Apr 2017, 17:36
1669 1ed Mathematical ManualJackson McDonald30 Apr 2017, 16:18
Re: Lunar monthFrank Reed29 Apr 2017, 14:39
Re: Lunar monthMike Freeman29 Apr 2017, 08:01
Re: Real-time UT1-UTC difference.Bill Ritchie28 Apr 2017, 20:59
Tamaya NC-77 AlmanacGreg Rudzinski28 Apr 2017, 17:13
Re: Lunar monthHerbert Prinz28 Apr 2017, 16:52
Re: Gunther Rules for NavigationGary LaPook28 Apr 2017, 13:12
Real-time UT1-UTC difference.Tony Oz28 Apr 2017, 12:54
Lunar monthMike Freeman28 Apr 2017, 07:56
Re: Isaac Newton's TelescopeEd Popko27 Apr 2017, 22:31
Re: Isaac Newton's TelescopeBrad Morris27 Apr 2017, 15:12
Re: Isaac Newton's TelescopeFrank Reed27 Apr 2017, 14:39
Re: Isaac Newton's TelescopeBrad Morris27 Apr 2017, 14:06
Isaac Newton's TelescopeBrad Morris27 Apr 2017, 00:14
Re: No Clock Longitude with LunarsBob Crawley26 Apr 2017, 08:14
Re: John Wesley Powell ExpeditionDon Seltzer26 Apr 2017, 00:26
Re: John Wesley Powell ExpeditionGreg Rudzinski25 Apr 2017, 19:36
Re: No Clock Longitude with LunarsTony Oz25 Apr 2017, 08:13
Re: No Clock Longitude with LunarsJohn D. Howard24 Apr 2017, 22:11
John Wesley Powell ExpeditionDouglas Stephen24 Apr 2017, 19:41
No Clock Longitude with LunarsFrancis Upchurch24 Apr 2017, 19:09
Re: A tour of the Great Navigation Centers of the WorldFrancis Upchurch24 Apr 2017, 18:43
Re: A tour of the Great Navigation Centers of the WorldRobin Stuart24 Apr 2017, 13:24
Re: Waves & DipBrad Morris24 Apr 2017, 11:56
Re: Waves & DipMike Freeman24 Apr 2017, 06:48
Re: Waves & DipMike Freeman24 Apr 2017, 06:02
Re: Waves & DipDavid Pike23 Apr 2017, 21:18
Re: A tour of the Great Navigation Centers of the WorldEd Popko23 Apr 2017, 19:30
Re: Waves & DipFrank Reed23 Apr 2017, 17:52
Re: Waves & DipBrad Morris23 Apr 2017, 17:12
Re: Gunther Rules for NavigationEd Popko23 Apr 2017, 12:21
Re: A tour of the Great Navigation Centers of the WorldAlexandre Eremenko23 Apr 2017, 07:57
Waves & DipMike Freeman23 Apr 2017, 06:36
Re: A tour of the Great Navigation Centers of the WorldSean C23 Apr 2017, 05:44
A tour of the Great Navigation Centers of the WorldDoug MacPherson23 Apr 2017, 02:49
Re: Fata Morgan images set me thinkingFrank Reed22 Apr 2017, 23:29
Re: Swell & dipFrank Reed22 Apr 2017, 18:52
Swell & dipMike Freeman22 Apr 2017, 17:01
Re: Gunther Rules for NavigationBrad Morris22 Apr 2017, 15:43
Re: Gunther Rules for NavigationFrank Reed22 Apr 2017, 15:39
Re: Gunther Rules for NavigationEd Popko22 Apr 2017, 11:26
Re: Gunther Rules for NavigationTony Oz21 Apr 2017, 11:02
Re: Gunther Rules for NavigationJackson McDonald21 Apr 2017, 02:48
Re: Gunther Rules for NavigationEd Popko20 Apr 2017, 19:40
Re: Fata Morgan images set me thinkingBob Goethe20 Apr 2017, 18:07
Re: Gunther Rules for NavigationBrad Morris20 Apr 2017, 16:45
Re: Fata Morgan images set me thinkingBrad Morris20 Apr 2017, 16:24
Re: Fata Morgan images set me thinkingÖrjan Sandström20 Apr 2017, 15:27
Re: Gunther Rules for NavigationNoell Wilson20 Apr 2017, 02:55
Watch keeping - modern and traditionalJackson McDonald19 Apr 2017, 21:43
Re: Fata Morgan images set me thinkingJim Hickey19 Apr 2017, 12:24
Re: Gunther Rules for NavigationEd Popko19 Apr 2017, 12:10
Re: Az, Z, Zc and Zn - which one is what? How to use them properly?David Pike19 Apr 2017, 06:49
Re: Sextant of the future?Alan S19 Apr 2017, 02:19
Re: Fata Morgan images set me thinkingAlan S19 Apr 2017, 02:12
Re: Location without DRMarco A. Costa18 Apr 2017, 18:21
Re: Location without DRHerbert Prinz18 Apr 2017, 15:40
Re: Fata Morgan images set me thinkingTony Oz18 Apr 2017, 07:39
Re: Location without DRMarco A. Costa18 Apr 2017, 05:02
Re: Gunther Rules for NavigationBrad Morris18 Apr 2017, 01:52
Fata Morgan images set me thinkingMark Coady18 Apr 2017, 01:35
Gunther Rules for NavigationEd Popko17 Apr 2017, 22:51
Kollsman periscopic bubble sextantChris Caswell17 Apr 2017, 22:26
Re: Az, Z, Zc and Zn - which one is what? How to use them properly?Geoffrey Kolbe17 Apr 2017, 06:13
Re: Lunar distance this SundayFrank Reed17 Apr 2017, 02:48
Calculator "watch"Andrew Nikitin16 Apr 2017, 15:25
Re: Lunar distance this SundayBrad Morris14 Apr 2017, 23:16
Re: Lunar distance this SundayFrank Reed14 Apr 2017, 22:00
Re: Lunar distance this SundayBrad Morris14 Apr 2017, 21:24
Re: Location without DRPeter Hakel14 Apr 2017, 18:39
Re: Lunar distance this SundayBrad Morris14 Apr 2017, 17:23
Re: Lunar distance this SundayAlexandre Eremenko14 Apr 2017, 17:16
Re: Lunar distance this SundayAlexandre Eremenko14 Apr 2017, 17:08
Re: Lunar distance this SundayFrank Reed14 Apr 2017, 17:00
Re: Lunar distance this SundayAlexandre Eremenko14 Apr 2017, 16:38
Lunar distance this SundayFrank Reed14 Apr 2017, 16:25
Re: Az, Z, Zc and Zn - which one is what? How to use them properly?John D. Howard13 Apr 2017, 15:43
Re: A general announcement about Frank Worsley and the TranscriptAlberto Najar13 Apr 2017, 10:56
Re: Az, Z, Zc and Zn - which one is what? How to use them properly?David Pike13 Apr 2017, 10:53
Re: A general announcement about Frank Worsley and the TranscriptDavid Pike13 Apr 2017, 10:03
Az, Z, Zc and Zn - which one is what? How to use them properly?Tony Oz13 Apr 2017, 07:08
A general announcement about Frank Worsley and the TranscriptBrad Morris13 Apr 2017, 01:47
Re: Azimuth diagram bei Hanno IXBenjamin Bergmann12 Apr 2017, 09:37
Re: Azimuth diagram bei Hanno IXBenjamin Bergmann12 Apr 2017, 00:29
Re: Dangerously radioactive navigation instrumentsPaul Dolkas11 Apr 2017, 22:45
Re: Azimuth diagram bei Hanno IXMichael Bradley11 Apr 2017, 21:59
Re: Dangerously radioactive navigation instrumentsGary LaPook11 Apr 2017, 21:49
Re: Chronometer Wrist Watch for 2018 Golden Globe RaceGreg Rudzinski11 Apr 2017, 19:22
Re: Azimuth diagram bei Hanno IXBenjamin Bergmann11 Apr 2017, 17:46
Re: Azimuth diagram bei Hanno IXGreg Rudzinski11 Apr 2017, 16:56
Azimuth diagram bei Hanno IXBenjamin Bergmann11 Apr 2017, 11:50
Re: Location without DRMarco A. Costa11 Apr 2017, 11:44
Re: Dangerously radioactive navigation instrumentsTony Oz11 Apr 2017, 11:33
Re: Admiralty Manual of Navigation Vol IIIAndrés Ruiz11 Apr 2017, 06:44
Re: Kollsman Sextant Mount - SportsModelDavid Pike10 Apr 2017, 21:25
Backstaff experimentsLou deMartelly10 Apr 2017, 18:44
Re: Index CorrectionAlexandre Eremenko10 Apr 2017, 19:26
Rate Adjusting Mechanical Watches for CNGreg Rudzinski10 Apr 2017, 17:48
Index CorrectionRafal O.10 Apr 2017, 17:31
Re: Admiralty Manual of Navigation Vol IIITony Oz10 Apr 2017, 16:35
Re: Chronometer Wrist Watch for 2018 Golden Globe RaceGreg Rudzinski10 Apr 2017, 14:42
Re: Chronometer Wrist Watch for 2018 Golden Globe RaceFrancis Upchurch10 Apr 2017, 03:45
Chronometer Wrist Watch for 2018 Golden Globe RaceGreg Rudzinski9 Apr 2017, 18:06
Re: Take two: Latitude and longitude around noonDavid Fleming9 Apr 2017, 14:26
Re: Take two: Latitude and longitude around noonDavid Fleming9 Apr 2017, 12:41
Re: Take two: Latitude and longitude around noonFrank Reed9 Apr 2017, 02:09
Re: Take two: Latitude and longitude around noonGreg Rudzinski9 Apr 2017, 02:07
Re: Take two: Latitude and longitude around noonBrad Morris8 Apr 2017, 21:20
Re: Admiralty Manual of Navigation Vol IIIDavid C8 Apr 2017, 04:36
Re: Admiralty Manual of Navigation Vol IIIFrank Reed8 Apr 2017, 03:14
Re: Admiralty Manual of Navigation Vol IIIMichael Bradley7 Apr 2017, 21:12
Re: Admiralty Manual of Navigation Vol IIIDavid C7 Apr 2017, 21:06
Re: Admiralty Manual of Navigation Vol IIIFrank Reed7 Apr 2017, 21:05
Admiralty Manual of Navigation Vol IIIMichael Bradley7 Apr 2017, 20:06
Re: Sun Moon LOPs Santa Barbara ChannelGreg Rudzinski7 Apr 2017, 18:12
Re: Location without DRAndrés Ruiz7 Apr 2017, 09:30
Re: Sun Moon LOPs Santa Barbara ChannelAndrés Ruiz7 Apr 2017, 08:53
Re: Take two: Latitude and longitude around noonBrad Morris6 Apr 2017, 23:01
Re: Take two: Latitude and longitude around noonPeter Hakel6 Apr 2017, 23:10
Re: Take two: Latitude and longitude around noonFrank Reed6 Apr 2017, 20:19
Re: Take two: Latitude and longitude around noonRobin Stuart6 Apr 2017, 19:48
Location without DRMarco A. Costa6 Apr 2017, 19:16
Re: Take two: Latitude and longitude around noonFrank Reed6 Apr 2017, 17:47
Re: Sun Moon LOPs Santa Barbara ChannelGreg Rudzinski6 Apr 2017, 17:20
Re: Accuracy of consumer-grade GPS/GLONASS nav.equipment?Lu Abel6 Apr 2017, 16:47
Re: Accuracy of consumer-grade GPS/GLONASS nav.equipment?Bill Lionheart6 Apr 2017, 09:25
Re: Accuracy of consumer-grade GPS/GLONASS nav.equipment?David Pike6 Apr 2017, 07:33
Re: Sun Moon LOPs Santa Barbara ChannelAndrés Ruiz6 Apr 2017, 07:10
Sun Moon LOPs Santa Barbara ChannelGreg Rudzinski6 Apr 2017, 02:01
Re: Accuracy of consumer-grade GPS/GLONASS nav.equipment?John D. Howard6 Apr 2017, 00:15
Re: Status Report on Navigator's Slide RuleBob Goethe5 Apr 2017, 22:21
Re: Status Report on Navigator's Slide RuleBrad Morris5 Apr 2017, 21:54
Re: Accuracy of consumer-grade GPS/GLONASS nav.equipment?David Pike5 Apr 2017, 20:47
Re: Accuracy of consumer-grade GPS/GLONASS nav.equipment?Garret Cost5 Apr 2017, 18:30
Re: Take two: Latitude and longitude around noonPeter Hakel5 Apr 2017, 17:53
Re: Accuracy of consumer-grade GPS/GLONASS nav.equipment?Lu Abel5 Apr 2017, 17:01
Re: Accuracy of consumer-grade GPS/GLONASS nav.equipment?Lu Abel5 Apr 2017, 16:57
Re: Take two: Latitude and longitude around noonHerman Dekker5 Apr 2017, 16:40
Status Report on Navigator's Slide RuleBob Goethe5 Apr 2017, 16:21
5/5 Talk in NYC on GPS: American Invention, Global ImpactRichard Easton5 Apr 2017, 16:03
Re: Accuracy of consumer-grade GPS/GLONASS nav.equipment?Tony Oz5 Apr 2017, 16:00
Re: Accuracy of consumer-grade GPS/GLONASS nav.equipment?John D. Howard5 Apr 2017, 15:39
Re: Accuracy of consumer-grade GPS/GLONASS nav.equipment?Bill Lionheart5 Apr 2017, 14:20
Re: Take two: Latitude and longitude around noonDavid Fleming5 Apr 2017, 08:20
Re: Take two: Latitude and longitude around noonDavid Fleming5 Apr 2017, 07:53
Re: Tinyac on LinuxPaul Hirose5 Apr 2017, 05:03
Re: Tinyac on LinuxPaul Hirose5 Apr 2017, 04:45
Re: Take two: Latitude and longitude around noonGreg Rudzinski5 Apr 2017, 03:55
Take two: Latitude and longitude around noonBrad Morris5 Apr 2017, 01:59
Re: Accuracy of consumer-grade GPS/GLONASS nav.equipment?Sean C5 Apr 2017, 01:44
Re: Accuracy of consumer-grade GPS/GLONASS nav.equipment?Bill Lionheart4 Apr 2017, 19:38
Re: Kollsman Sextant Mount - SportsModelGary LaPook4 Apr 2017, 17:30
Re: Kollsman Sextant Mount - SportsModelGary LaPook4 Apr 2017, 17:26
Re: Kollsman Sextant Mount - SportsModelDavid Pike4 Apr 2017, 16:31
Re: Celestial nav course for professional marinersBrad Morris4 Apr 2017, 16:04
Re: Kollsman Sextant Mount - SportsModelJohn D. Howard4 Apr 2017, 15:02
Re: Kollsman Sextant Mount - SportsModelJohn D. Howard4 Apr 2017, 14:46
Re: Accuracy of consumer-grade GPS/GLONASS nav.equipment?Tony Oz4 Apr 2017, 09:39
Re: Kollsman Sextant Mount - SportsModelDavid Pike4 Apr 2017, 09:02
Re: Kollsman Sextant Mount - SportsModelGary LaPook4 Apr 2017, 00:55
Re: Tinyac on LinuxSean C3 Apr 2017, 23:36
Kollsman Sextant Mount - SportsModelDavid Pike3 Apr 2017, 22:17
Re: Tinyac on LinuxPeter Monta3 Apr 2017, 22:08
Re: Accuracy of consumer-grade GPS/GLONASS nav.equipment?Gary LaPook3 Apr 2017, 21:18
Re: Celestial nav course for professional marinersHenry Halboth3 Apr 2017, 21:06
Re: Accuracy of consumer-grade GPS/GLONASS nav.equipment?Brad Morris3 Apr 2017, 20:31
Re: The Wild T4 TheodoliteBruce Mayo3 Apr 2017, 20:22
Re: Accuracy of consumer-grade GPS/GLONASS nav.equipment?Lu Abel3 Apr 2017, 18:42
Tinyac on LinuxBruce Mayo3 Apr 2017, 18:16
Re: Celestial nav course for professional marinersManuel Cruz3 Apr 2017, 17:44
Re: Dangerously radioactive navigation instrumentsGreg Rudzinski3 Apr 2017, 17:29
Tick tock: The importance of knowing the right time [BBC World Service]Richard B. Langley3 Apr 2017, 16:18
Dangerously radioactive navigation instrumentsNeth X3 Apr 2017, 14:22
Re: Celestial nav course for professional marinersFrank Reed3 Apr 2017, 14:14
Re: Celestial nav course for professional marinersBrad Morris3 Apr 2017, 13:31
Re: USNO Oceanography Portal downSean C3 Apr 2017, 12:00
Accuracy of consumer-grade GPS/GLONASS nav.equipment?Tony Oz3 Apr 2017, 10:33
Re: Celestial nav course for professional marinersBrad Morris3 Apr 2017, 01:47
Celestial nav course for professional marinersPaul Hirose2 Apr 2017, 23:35
Re: LopDavid Pike2 Apr 2017, 20:12
Re: USNO Oceanography Portal downSean C2 Apr 2017, 17:24
Re: LopDavid Pike2 Apr 2017, 16:33
USNO Oceanography Portal downEd Popko2 Apr 2017, 12:35
Re: LopDavid Pike2 Apr 2017, 11:54
Re: LopStan K2 Apr 2017, 00:59
Re: LopGary LaPook1 Apr 2017, 17:05
Re: LopHerman Dekker1 Apr 2017, 13:46
Re: LopMike Freeman1 Apr 2017, 07:07
Analysis of Meridian Transit SightsDavid Fleming1 Apr 2017, 03:21
Re: Latitude and longitude around noonSean C31 Mar 2017, 22:59
Navigation Conference: Nov. 3-5, 2017 Mystic SeaportFrank Reed31 Mar 2017, 22:32
Re: Latitude at noonJohn D. Howard31 Mar 2017, 21:59
Re: Latitude at noonFrank Reed31 Mar 2017, 21:41
Re: Long-distance time-signal receptionÖrjan Sandström31 Mar 2017, 20:49
Latitude at noonJohn D. Howard31 Mar 2017, 19:47
Re: LopDavid Pike31 Mar 2017, 19:46
Re: Long-distance time-signal receptionTony Oz31 Mar 2017, 18:58
Re: Long-distance time-signal receptionFrank Reed31 Mar 2017, 16:55
Long-distance time-signal receptionTony Oz31 Mar 2017, 15:32
LOPMike Freeman31 Mar 2017, 07:11
Re: Latitude and longitude around noonÖrjan Sandström31 Mar 2017, 09:42
Re: Latitude and longitude around noonFrancis Upchurch31 Mar 2017, 04:19
Re: Latitude and longitude around noonÖrjan Sandström30 Mar 2017, 22:07
Re: Latitude and longitude around noonBill Ritchie30 Mar 2017, 22:05
Re: Latitude and longitude around noonLars Bergman30 Mar 2017, 20:28
Re: An OCR attempt of the "Table de Point Miniature" article.Robert Pearson30 Mar 2017, 17:57
Re: Latitude and longitude around noonBrad Morris30 Mar 2017, 17:39
Re: Latitude and longitude around noonFrank Reed30 Mar 2017, 17:09
Re: Latitude and longitude around noonFrank Reed30 Mar 2017, 16:30
Re: Latitude and longitude around noonPeter Hakel30 Mar 2017, 16:10
Re: Latitude and longitude around noonBrad Morris30 Mar 2017, 11:48
Re: Venus at inferior conjunctionTony Oz30 Mar 2017, 11:17
Re: An OCR attempt of the "Table de Point Miniature" article.Tony Oz30 Mar 2017, 08:22
Re: An OCR attempt of the "Table de Point Miniature" article.Robert Pearson30 Mar 2017, 04:41
Re: An OCR attempt of the "Table de Point Miniature" article.Robert Pearson30 Mar 2017, 04:03
Re: Latitude and longitude around noonPeter Hakel30 Mar 2017, 03:35
WatchCheckJim Hickey29 Mar 2017, 18:59
Re: Latitude and longitude around noonRobin Stuart29 Mar 2017, 11:35
Re: An OCR attempt of the "Table de Point Miniature" article.Tony Oz29 Mar 2017, 08:59
Types of Solar EclipsesSteve E. Bryant29 Mar 2017, 05:27
Re: Latitude and longitude around noonFrank Reed28 Mar 2017, 17:44
Re: V corrections?Frank Reed28 Mar 2017, 17:12
Re: V corrections?Gary LaPook28 Mar 2017, 15:57
An OCR attempt of the "Table de Point Miniature" article.Tony Oz28 Mar 2017, 15:39
Re: Latitude and longitude around noonLars Bergman28 Mar 2017, 14:57
Re: V corrections?Gary LaPook28 Mar 2017, 14:50
Re: V corrections?Gary LaPook28 Mar 2017, 14:48
Re: AP3270 Table 5 Correction to HC for minutes of declinationDavid Pike28 Mar 2017, 09:10
Re: V corrections?David Pike28 Mar 2017, 08:10
AP3270 Table 5 Correction to HC for minutes of declinationMike Freeman28 Mar 2017, 07:19
Re: V corrections?Gary LaPook28 Mar 2017, 04:33
Re: Latitude and longitude around noonBrad Morris27 Mar 2017, 22:13
Re: Latitude and longitude around noonRobin Stuart27 Mar 2017, 20:23
Re: V corrections?Noell Wilson27 Mar 2017, 17:34
Re: Littlehales and the graphical methods.Hewitt Schlereth27 Mar 2017, 15:47
Re: AP3270 Table 5David Pike27 Mar 2017, 13:29
Re: DeclinationDavid Pike27 Mar 2017, 10:01
Re: V corrections?David Pike27 Mar 2017, 09:25
Re: Littlehales and the graphical methods.Paul Bedel27 Mar 2017, 08:47
Re: AP3270 Table 5David Pike27 Mar 2017, 08:32
Re: Latitude and longitude around noonFrank Reed27 Mar 2017, 00:17
Re: Little Moon, big Venus, or a reflection?Frank Reed26 Mar 2017, 21:23
Re: AP3270 Table 5David Pike26 Mar 2017, 20:50
Article on sextant repairDon Seltzer26 Mar 2017, 20:05
Little Moon, big Venus, or a reflection?David Pike26 Mar 2017, 19:28
Re: Latitude and longitude around noonFrancis Upchurch26 Mar 2017, 18:31
Littlehales and the graphical methods.Annaig Labornez26 Mar 2017, 17:40
Re: AP3270 Table 5Gary LaPook26 Mar 2017, 16:21
Re: DeclinationGary LaPook26 Mar 2017, 16:16
AP3270 Table 5Mike Freeman26 Mar 2017, 07:45
DeclinationMike Freeman26 Mar 2017, 07:28
V corrections?Mike Freeman26 Mar 2017, 07:21
Re: Two 19th century octantsSteven Telsey25 Mar 2017, 19:27
Wallet Natural Trig TableGreg Rudzinski25 Mar 2017, 17:22
Re: Two 19th century octantsBrad Morris25 Mar 2017, 16:09
Re: Two 19th century octantsSteven Telsey25 Mar 2017, 12:12
Re: Latitude and longitude around noonBruce J. Pennino25 Mar 2017, 00:57
Re: Two 19th century octantsEd Popko24 Mar 2017, 23:42
Re: H.O. 203/204, Littlehales, Hydrographic EngineerBrad Morris24 Mar 2017, 20:35
Re: Two 19th century octants & sympiesometerNoell Wilson24 Mar 2017, 18:34
Re: Two 19th century octantsSteven Telsey24 Mar 2017, 12:57
Re: Two 19th century octantsSteven Telsey24 Mar 2017, 12:54
Re: Two 19th century octantsStephen N.G. Davies24 Mar 2017, 05:57
Re: Two 19th century octantsBill Morris24 Mar 2017, 04:02
Re: H.O. 203/204, Littlehales, Hydrographic EngineerFrank Reed24 Mar 2017, 03:22
Re: H.O. 203/204, Littlehales, Hydrographic EngineerDavid C24 Mar 2017, 00:37
Re: H.O. 203/204, Littlehales, Hydrographic EngineerRobert Pearson23 Mar 2017, 23:09
Re: Two 19th century octantsBrad Morris23 Mar 2017, 23:07
Re: Two 19th century octantsTom Sult23 Mar 2017, 22:26
Two 19th century octantsSteven Telsey23 Mar 2017, 21:37
NOAA invite comments on National Charting Plan.Jackson McDonald23 Mar 2017, 21:19
Re: Sailing a Family Around the WorldFrank Reed23 Mar 2017, 18:30
Re: H.O. 203/204, Littlehales, Hydrographic EngineerBrad Morris23 Mar 2017, 15:48
Sailing a Family Around the WorldFrank Reed23 Mar 2017, 15:44
Re: H.O. 203/204, Littlehales, Hydrographic EngineerFrank Reed23 Mar 2017, 15:17
Re: H.O. 203/204, Littlehales, Hydrographic EngineerStephen N.G. Davies23 Mar 2017, 07:15
Re: H.O. 203/204, Littlehales, Hydrographic EngineerHenry Halboth23 Mar 2017, 05:09
Re: H.O. 203/204, Littlehales, Hydrographic EngineerBrad Morris23 Mar 2017, 03:25
Re: Venus at inferior conjunctionFrank Reed23 Mar 2017, 02:45
Re: H.O. 203/204, Littlehales, Hydrographic EngineerFrank Reed23 Mar 2017, 02:35
Re: H.O. 203/204, Littlehales, Hydrographic EngineerBrad Morris22 Mar 2017, 22:36
Re: H.O. 203/204, Littlehales, Hydrographic EngineerPaul Bedel22 Mar 2017, 20:21
Re: Cape Belsham and Point Wild relocated on Chart 29104Bruce J. Pennino22 Mar 2017, 16:37
Re: H.O. 203/204, Littlehales, Hydrographic EngineerBrad Morris22 Mar 2017, 14:41
Re: H.O. 203/204, Littlehales, Hydrographic EngineerRobert VanderPol II22 Mar 2017, 13:07
Re: S-tables: where to have a look at them?Tony Oz22 Mar 2017, 07:54
Re: CelNav on a Cruise ShipSean C22 Mar 2017, 05:03
Re: CelNav on a Cruise ShipKen Gebhart22 Mar 2017, 03:07
H.O. 203/204, Littlehales, Hydrographic EngineerBrad Morris22 Mar 2017, 03:03
Re: S-tables: where to have a look at them?Robert VanderPol II22 Mar 2017, 02:54
Re: CelNav on a Cruise ShipSean C22 Mar 2017, 02:25
Re: Cape Belsham and Point Wild relocated on Chart 29104Frank Reed22 Mar 2017, 02:15
Re: S-tables: where to have a look at them?Frank Reed22 Mar 2017, 01:29
Re: Cape Belsham and Point Wild relocated on Chart 29104Ed Popko21 Mar 2017, 22:26
Re: Cape Belsham and Point Wild relocated on Chart 29104Brad Morris21 Mar 2017, 19:24
Cape Belsham and Point Wild relocated on Chart 29104Robin Stuart21 Mar 2017, 19:09
Re: CelNav on a Cruise ShipGary LaPook21 Mar 2017, 17:57
Re: CelNav on a Cruise ShipEd Popko21 Mar 2017, 16:34
Re: WWII bubble sextants and radiumGary LaPook21 Mar 2017, 09:00
Re: S-tables: where to have a look at them?Tony Oz21 Mar 2017, 08:53
CelNav on a Cruise ShipSean C21 Mar 2017, 07:51
Re: S-tables: where to have a look at them?Robert VanderPol II21 Mar 2017, 02:45
Re: S-tables: where to have a look at them?Robert VanderPol II21 Mar 2017, 02:01
Re: S-tables: where to have a look at them?Stan K21 Mar 2017, 01:29
Re: S-tables: where to have a look at them?Frank Reed21 Mar 2017, 01:16
Venus at inferior conjunctionFrank Reed21 Mar 2017, 00:36
Re: S-tables: where to have a look at them?Brad Morris21 Mar 2017, 00:17
Re: S-tables: where to have a look at them?Stan K21 Mar 2017, 00:07
Re: Could I have seen Mercury yesterday evening?Frank Reed20 Mar 2017, 23:58
Re: S-tables: where to have a look at them?Stan K20 Mar 2017, 23:55
Re: S-tables: where to have a look at them?Brad Morris20 Mar 2017, 22:45
Re: S-tables: where to have a look at them?Robert VanderPol II20 Mar 2017, 22:38
WWII bubble sextants and radiumChris Caswell20 Mar 2017, 22:14
Re: Could I have seen Mercury yesterday evening?David Pike20 Mar 2017, 20:11
Re: S-tables: where to have a look at them?Robert VanderPol II20 Mar 2017, 20:05
Re: Could I have seen Mercury yesterday evening?Alexandre Eremenko20 Mar 2017, 19:22
Re: S-tables: where to have a look at them?Stan K20 Mar 2017, 18:55
Re: Could I have seen Mercury yesterday evening?Tony Oz20 Mar 2017, 17:10
Re: Could I have seen Mercury yesterday evening?Frank Reed20 Mar 2017, 14:13
Re: S-tables: where to have a look at them?Frank Reed20 Mar 2017, 14:10
Could I have seen Mercury yesterday evening?Tony Oz20 Mar 2017, 12:59
Re: S-tables: where to have a look at them?Robert VanderPol II20 Mar 2017, 12:51
Re: S-tables: where to have a look at them?Tony Oz20 Mar 2017, 08:52
Re: S-tables: where to have a look at them?Stan K20 Mar 2017, 01:07
Re: S-tables: where to have a look at them?Robert VanderPol II19 Mar 2017, 14:11
Re: S-tables: where to have a look at them?Tony Oz19 Mar 2017, 09:54
Re: Learning celestial navigationWayne Hilliard19 Mar 2017, 01:21
Re: Learning celestial navigationJackson McDonald18 Mar 2017, 22:28
Re: Learning celestial navigationDoug MacPherson18 Mar 2017, 21:48
Re: Learning celestial navigationStan K18 Mar 2017, 21:01
Re: Learning celestial navigationGary LaPook18 Mar 2017, 20:54
Re: Sight, site, citeDavid C18 Mar 2017, 20:45
Re: Learning celestial navigationTom Regan18 Mar 2017, 20:14
Re: Learning celestial navigationTom Regan18 Mar 2017, 19:46
Re: Learning celestial navigationTom Regan18 Mar 2017, 19:42
Re: Learning celestial navigationTom Regan18 Mar 2017, 19:40
Re: Solar Eclipse Aug 21Alexandre Eremenko18 Mar 2017, 14:08
Re: Solar Eclipse Aug 21Brad Morris18 Mar 2017, 13:51
Re: Solar Eclipse Aug 21Paul Hirose18 Mar 2017, 03:47
Re: Sight, site, citeRobert VanderPol II18 Mar 2017, 03:28
Re: Definition Sight Reduction TablesKen Gebhart18 Mar 2017, 03:24
Sight, site, citeGary LaPook18 Mar 2017, 01:08
Re: Learning celestial navigationGary LaPook18 Mar 2017, 01:03
Solar Eclipse Aug 21Brad Morris18 Mar 2017, 00:12
Re: Definition Sight Reduction TablesStan K17 Mar 2017, 22:41
Re: S-tables: where to have a look at them?Stan K17 Mar 2017, 22:31
S-tables: where to have a look at them?Tony Oz17 Mar 2017, 21:25
Re: Learning celestial navigationLu Abel17 Mar 2017, 20:52
Re: Definition Sight Reduction TablesRobert VanderPol II17 Mar 2017, 20:37
Re: Learning celestial navigationRobert VanderPol II17 Mar 2017, 20:25
Re: Learning celestial navigationJohn D. Howard17 Mar 2017, 19:57
Re: Learning celestial navigationHewitt Schlereth17 Mar 2017, 17:33
Definition Sight Reduction TablesMike Freeman17 Mar 2017, 16:53
Re: Learning celestial navigationBob Goethe17 Mar 2017, 16:37
Re: Log-scales laser-etching?Bob Goethe17 Mar 2017, 15:55
Re: Learning celestial navigationNoell Wilson17 Mar 2017, 15:19
Re: The flat BygraveTony Oz17 Mar 2017, 14:15
Re: Learning celestial navigationBruce J. Pennino17 Mar 2017, 13:53
Log-scales laser-etching?Tony Oz17 Mar 2017, 11:31
Re: Comparing SR methods?Michael Bradley17 Mar 2017, 10:56
Re: Learning celestial navigationDavid C17 Mar 2017, 06:34
Re: Learning celestial navigationAlexandre Eremenko17 Mar 2017, 02:34
Re: Learning celestial navigationGreg Rudzinski17 Mar 2017, 00:22
Re: Learning celestial navigationDoug MacPherson17 Mar 2017, 00:20
Learning celestial navigationTom Regan16 Mar 2017, 23:08
Re: Advice on Box SextantFrancis Upchurch16 Mar 2017, 19:03
Re: Advice on Box SextantAlexandre Eremenko16 Mar 2017, 18:10
Ultra Light CN KitGreg Rudzinski16 Mar 2017, 15:25
Re: Advice on Box SextantRobert Eno16 Mar 2017, 14:21
Re: New compact backup CELNAV systemTony Oz16 Mar 2017, 09:36
Comparing SR methods?Tony Oz16 Mar 2017, 12:41
Re: Advice on Box SextantRon Wisner15 Mar 2017, 18:02
Re: New compact backup CELNAV systemTony Oz15 Mar 2017, 20:59
Re: New compact backup CELNAV systemTony Oz15 Mar 2017, 17:47
Re: CelesticompPaul Noble14 Mar 2017, 20:52
Re: CelesticompFrank Reed14 Mar 2017, 20:49
Re: CelesticompStan K14 Mar 2017, 19:52
Re: CelesticompGreg Rudzinski14 Mar 2017, 19:31
Re: CelesticompKen Gebhart14 Mar 2017, 19:31
Re: CelesticompPaul Noble14 Mar 2017, 16:05
Re: C.Plath Yachtsman SextantStephen N.G. Davies13 Mar 2017, 01:21
Re: C.Plath Yachtsman SextantBill Morris12 Mar 2017, 23:16
Re: C.Plath Yachtsman SextantBill Morris11 Mar 2017, 23:14
Re: C.Plath Yachtsman SextantJackson McDonald11 Mar 2017, 15:33
Re: C.Plath Yachtsman SextantMichael Bradley11 Mar 2017, 10:45
Re: Hong Kong sextantsTony Oz11 Mar 2017, 08:11
Re: Latitude and longitude around noonBill Ritchie11 Mar 2017, 04:43
Re: C.Plath Yachtsman SextantStephen N.G. Davies11 Mar 2017, 04:09
Re: Hong Kong sextantsStephen N.G. Davies11 Mar 2017, 03:59
Re: Hong Kong sextantsBill Morris11 Mar 2017, 03:43
Re: Hong Kong sextantsJohn D. Howard11 Mar 2017, 03:04
Re: Hong Kong sextantsTom Sult11 Mar 2017, 02:24
Re: Hong Kong sextantsSean C11 Mar 2017, 01:11
Re: Latitude and longitude around noonSean C11 Mar 2017, 00:42
Hong Kong sextantsFrank Reed11 Mar 2017, 00:22
Re: C.Plath Yachtsman SextantJohn D. Howard10 Mar 2017, 20:25
Re: Latitude and longitude around noonGreg Rudzinski10 Mar 2017, 17:21
C.Plath Yachtsman SextantGreg Rudzinski10 Mar 2017, 16:53
Re: Latitude and longitude around noonBob Crawley10 Mar 2017, 16:03
Re: Latitude and longitude around noonRafal O.10 Mar 2017, 15:55
Re: Latitude and longitude around noonHenry Halboth10 Mar 2017, 15:50
Re: Latitude and longitude around noonBrad Morris9 Mar 2017, 23:34
Astron spreadsheet version 1.13 releasedPeter Hakel9 Mar 2017, 19:01
Re: Latitude and longitude around noonJohn D. Howard9 Mar 2017, 17:44
Re: Latitude and longitude around noonGreg Rudzinski9 Mar 2017, 13:09
Re: Latitude and longitude around noonRafal O.9 Mar 2017, 12:16
Re: Latitude and longitude around noonRafal O.9 Mar 2017, 10:48
Re: Latitude and longitude around noonRafal O.9 Mar 2017, 07:57
Re: Aldebaran occultationLars Bergman7 Mar 2017, 19:55
Re: Aldebaran occultationPaul Hirose7 Mar 2017, 19:05
Re: Aldebaran occultationBrad Morris7 Mar 2017, 18:07
Re: Aldebaran occultationFrank Reed7 Mar 2017, 17:34
Re: Aldebaran occultationBrad Morris7 Mar 2017, 17:20
Re: Aldebaran occultationBrad Morris7 Mar 2017, 16:55
Re: Getting to know a sextant.Tony Oz7 Mar 2017, 11:46
Re: Aldebaran occultation / MICA Delta-T ErrorSean C7 Mar 2017, 10:57
Re: Latitude and longitude around noonBill Ritchie7 Mar 2017, 08:35
Re: Aldebaran occultationSean C7 Mar 2017, 06:36
Re: Aldebaran occultationFrank Reed7 Mar 2017, 02:31
Re: Aldebaran occultationAlexandre Eremenko7 Mar 2017, 02:26
Re: Aldebaran occultationPeter Monta6 Mar 2017, 22:51
Re: Aldebaran occultationPaul Hirose6 Mar 2017, 20:33
Re: Mirror adjusting wrenchPaul Kamen6 Mar 2017, 19:40
Re: Aldebaran occultationAlexandre Eremenko6 Mar 2017, 17:43
Re: Getting to know a sextant.Alexandre Eremenko6 Mar 2017, 17:26
Re: Latitude and longitude around noonMichael Bradley6 Mar 2017, 16:43
Re: Getting to know a sextant.Tony Oz6 Mar 2017, 16:34
Re: Mirror adjusting wrenchGreg Rudzinski6 Mar 2017, 14:40
Re: Aldebaran occultationLars Bergman6 Mar 2017, 14:26
Re: Aldebaran occultationAlexandre Eremenko6 Mar 2017, 13:44
Re: Aldebaran occultationAlexandre Eremenko6 Mar 2017, 13:32
Re: Aldebaran occultationAlexandre Eremenko6 Mar 2017, 13:27
Mirror adjusting wrenchJerry Castillo6 Mar 2017, 11:51
Re: Aldebaran occultationSean C6 Mar 2017, 11:38
Re: Latitude and longitude around noonFrancis Upchurch6 Mar 2017, 06:11
Re: Latitude and longitude around noonBruce J. Pennino6 Mar 2017, 04:45
Re: Aldebaran occultationBrad Morris6 Mar 2017, 03:40
Re: Aldebaran occultationPeter Monta6 Mar 2017, 01:39
Re: Aldebaran occultationPaul Hirose6 Mar 2017, 01:00
Re: Aldebaran occultationBrad Morris5 Mar 2017, 23:07
Re: Latitude and longitude around noonBob Crawley5 Mar 2017, 19:33
Re: Aldebaran occultationPaul Hirose5 Mar 2017, 20:19
Re: Aldebaran occultationBrad Morris5 Mar 2017, 19:06
Re: Aldebaran occultationAlexandre Eremenko5 Mar 2017, 19:04
Re: Aldebaran occultationFrank Reed5 Mar 2017, 18:21
Re: Latitude and longitude around noonMichael Bradley5 Mar 2017, 16:45
Aldebaran occultationWayne Hilliard5 Mar 2017, 12:38
Re: Latitude and longitude around noonFrancis Upchurch5 Mar 2017, 07:14
Aldebaran occultationAlexandre Eremenko5 Mar 2017, 05:14
Re: Occultation of Alderbaran, 4 MarchBrad Morris5 Mar 2017, 04:34
Re: Getting to know a sextant.Tony Oz5 Mar 2017, 00:43
Re: Latitude and longitude around noonHerman Dekker5 Mar 2017, 00:34
Re: Latitude and longitude around noonGreg Rudzinski5 Mar 2017, 00:11
Re: Retrograde motion of the planetsBill B4 Mar 2017, 23:41
Re: Latitude and longitude around noonJohn D. Howard4 Mar 2017, 23:40
Re: Latitude and longitude around noonGreg Rudzinski4 Mar 2017, 16:59
Re: Latitude and longitude around noonLars Bergman4 Mar 2017, 16:12
Re: Latitude and longitude around noonFrancis Upchurch4 Mar 2017, 15:26
Re: Latitude and longitude around noonGreg Rudzinski4 Mar 2017, 15:33
Re: Latitude and longitude around noonFrancis Upchurch4 Mar 2017, 14:52
Re: Latitude and longitude around noonJohn D. Howard4 Mar 2017, 14:49
Re: Latitude and longitude around noonHerman Dekker4 Mar 2017, 11:23
Re: Latitude and longitude around noonFrancis Upchurch4 Mar 2017, 08:59
Re: Versions of Dreisonstok, H.O. 208Bruce J. Pennino4 Mar 2017, 00:01
Re: The perils of going to sea relying on a minimum of modern electronicsFrancis Upchurch3 Mar 2017, 22:16
Re: Retrograde motion of the planetsFrank Reed3 Mar 2017, 22:15
Re: Retrograde motion of the planetsBill B3 Mar 2017, 22:03
Re: Versions of Dreisonstok, H.O. 208Peter B3 Mar 2017, 21:58
Re: Retrograde motion of the planetsBill B3 Mar 2017, 21:39
Re: Versions of Dreisonstok, H.O. 208Noell Wilson3 Mar 2017, 21:10
Re: The perils of going to sea relying on a minimum of modern electronicsRobert VanderPol II3 Mar 2017, 21:08
Re: Versions of Dreisonstok, H.O. 208Robert Pearson3 Mar 2017, 20:33
Re: Could navigation be simpler??John D. Howard3 Mar 2017, 20:28
Re: The perils of going to sea relying on a minimum of modern electronicsBill Lionheart3 Mar 2017, 19:46
Re: Latitude and longitude around noonFrank Reed3 Mar 2017, 19:06
Could navigation be simpler??Lu Abel3 Mar 2017, 18:33
Re: The perils of going to sea relying on a minimum of modern electronicsFrank Reed3 Mar 2017, 18:27
Re: The perils of going to sea relying on a minimum of modern electronicsLu Abel3 Mar 2017, 17:51
Re: Retrograde motion of the planetsPeter B3 Mar 2017, 17:28
Re: Latitude and longitude around noonFrancis Upchurch3 Mar 2017, 17:27
Re: The perils of going to sea relying on a minimum of modern electronicsLu Abel3 Mar 2017, 17:05
Re: Versions of Dreisonstok, H.O. 208Greg Rudzinski3 Mar 2017, 13:53
Re: Retrograde motion of the planetsSteve E. Bryant3 Mar 2017, 08:45
Re: Retrograde motion of the planetsSteve E. Bryant3 Mar 2017, 07:58
Re: The perils of going to sea relying on a minimum of modern electronicsBill Lionheart3 Mar 2017, 08:11
Re: Retrograde motion of the planetsSean C3 Mar 2017, 07:08
Re: The perils of going to sea relying on a minimum of modern electronicsGary LaPook3 Mar 2017, 06:18
Re: Versions of Dreisonstok, H.O. 208Gary LaPook3 Mar 2017, 06:16
Retrograde motion of the planetsSteve E. Bryant3 Mar 2017, 04:47
Versions of Dreisonstok, H.O. 208Peter B3 Mar 2017, 03:33
Re: The perils of going to sea relying on a minimum of modern electronicsFrank Reed3 Mar 2017, 03:00
Re: The perils of going to sea relying on a minimum of modern electronicsFrank Reed3 Mar 2017, 02:29
Collection of books about chronometers, etc.Jackson McDonald3 Mar 2017, 00:48
Re: Latitude and longitude around noonJohn D. Howard2 Mar 2017, 23:39
Re: Latitude and longitude around noonJohn D. Howard2 Mar 2017, 23:33
Re: The perils of going to sea relying on a minimum of modern electronicsLu Abel2 Mar 2017, 23:32
Re: Latitude and longitude around noonPeter Hakel2 Mar 2017, 23:21
Re: Latitude and longitude around noonGreg Rudzinski2 Mar 2017, 22:49
Re: Latitude and longitude around noonRobert VanderPol II2 Mar 2017, 22:29
Re: Latitude and longitude around noonHerman Dekker2 Mar 2017, 22:17
Latitude and longitude around noonFrank Reed2 Mar 2017, 21:25
Re: Stars could have saved themTom Sult2 Mar 2017, 21:19
Re: Stars could have saved themJohn D. Howard2 Mar 2017, 18:38
Stars could have saved themFrank Reed2 Mar 2017, 15:52
Re: Weir's Azimuth DiagtamBob Crawley2 Mar 2017, 14:33
Occultation of Alderbaran, 4 MarchBrad Morris2 Mar 2017, 12:51
Re: Symmedian talkBill Lionheart2 Mar 2017, 10:51
Re: Symmedian talkGary LaPook2 Mar 2017, 07:39
The perils of going to sea relying on a minimum of modern electronicsDavid Pike2 Mar 2017, 09:33
Re: Symmedian talkHewitt Schlereth2 Mar 2017, 02:35
Re: Getting to know a sextant.Frank Reed2 Mar 2017, 01:20
Re: Symmedian talkGary LaPook2 Mar 2017, 00:10
Re: How do you memorise the stars' names?Andrew Nikitin1 Mar 2017, 23:32
Re: Getting to know a sextant.Bob Crawley1 Mar 2017, 19:32
Re: How do you memorise the stars' names?Bob Goethe1 Mar 2017, 18:04
Re: Symmedian talkBill Lionheart1 Mar 2017, 16:53
Re: How do you memorise the stars' names?Robin Stuart1 Mar 2017, 15:21
Re: Symmedian talkGeoffrey Butt1 Mar 2017, 15:02
Re: How do you memorise the stars' names?Tony Oz1 Mar 2017, 09:25
Re: How do you memorise the stars' names?Robert VanderPol II1 Mar 2017, 04:16
Re: How do you memorise the stars' names?Frank Reed28 Feb 2017, 23:40
Re: How do you memorise the stars' names?Tony Oz28 Feb 2017, 18:35
Re: How do you memorise the stars' names?Robin Stuart28 Feb 2017, 17:23
Re: How do you memorise the stars' names?Frank Reed28 Feb 2017, 15:18
Re: How accurate is pinned lat & long on Google Earth?David C28 Feb 2017, 02:59
Re: How do you memorise the stars' names?Frank Reed27 Feb 2017, 22:53
Re: How accurate is pinned lat & long on Google Earth?Brad Morris27 Feb 2017, 22:26
Re: How accurate is pinned lat & long on Google Earth?Bruce J. Pennino27 Feb 2017, 21:42
Re: How do you memorise the stars' names?Annaig Labornez27 Feb 2017, 21:41
Re: New compact backup CELNAV systemTony Oz27 Feb 2017, 19:27
Re: How accurate is pinned lat & long on Google Earth?David C27 Feb 2017, 20:25
Re: How accurate is pinned lat & long on Google Earth?David Pike27 Feb 2017, 17:54
Re: How accurate is pinned lat & long on Google Earth?Don Seltzer27 Feb 2017, 15:46
Re: How accurate is pinned lat & long on Google Earth?Frank Reed27 Feb 2017, 15:25
Re: How accurate is pinned lat & long on Google Earth?Bruce J. Pennino27 Feb 2017, 14:08
Re: How accurate is pinned lat & long on Google Earth?Geoffrey Kolbe27 Feb 2017, 07:43
Re: How do you memorise the stars' names?Tony Oz27 Feb 2017, 07:33
Re: How do you memorise the stars' names?Steve E. Bryant27 Feb 2017, 00:03
Re: How do you memorise the stars' names?Frank Reed26 Feb 2017, 21:11
Re: How do you memorise the stars' names?Frank Reed26 Feb 2017, 20:55
Re: How do you memorise the stars' names?Jackson McDonald26 Feb 2017, 20:34
Re: How do you memorise the stars' names?Tony Oz26 Feb 2017, 20:01
Re: How do you memorise the stars' names?Tony Oz26 Feb 2017, 19:48
Re: How do you memorise the stars' names?Alexandre Eremenko26 Feb 2017, 19:36
How accurate is pinned lat & long on Google Earth?David Pike26 Feb 2017, 19:21
Re: How do you memorise the stars' names?Frank Reed26 Feb 2017, 18:06
Re: How do you memorise the stars' names?Greg Rudzinski26 Feb 2017, 13:16
Re: How do you memorise the stars' names?Tony Oz26 Feb 2017, 09:02
Re: How do you memorise the stars' names?Frank Reed26 Feb 2017, 02:51
How do you memorise the stars' names?Tony Oz26 Feb 2017, 00:34
Re: Getting to know a sextant.Frank Reed25 Feb 2017, 22:22
Re: Getting to know a sextant.Tony Oz25 Feb 2017, 22:01
Re: Getting to know a sextant.Tony Oz25 Feb 2017, 21:24
Re: The flat BygraveRobin Stuart25 Feb 2017, 21:09
Re: Symmedian talkFrank Reed25 Feb 2017, 20:47
Re: The ultimate celestial navigation time pieceFrank Reed25 Feb 2017, 20:30
Re: The ultimate celestial navigation time pieceTony Oz25 Feb 2017, 20:22
Re: Symmedian talkBill Lionheart25 Feb 2017, 20:11
Re: The flat BygraveTony Oz25 Feb 2017, 20:03
Re: Symmedian talkGreg Rudzinski25 Feb 2017, 18:54
Re: Symmedian talkFrank Reed25 Feb 2017, 18:27
Symmedian talkBill Lionheart25 Feb 2017, 18:12
Re: The ultimate celestial navigation time pieceGreg Rudzinski25 Feb 2017, 15:14
Re: The flat BygraveRobin Stuart25 Feb 2017, 14:23
Re: The flat BygraveTony Oz24 Feb 2017, 23:25
Re: The ultimate celestial navigation time pieceGary LaPook24 Feb 2017, 17:32
Re: The ultimate celestial navigation time pieceTom Sult24 Feb 2017, 16:18
Re: The ultimate celestial navigation time pieceJim Hickey24 Feb 2017, 14:42
Re: The ultimate celestial navigation time pieceJim Hickey24 Feb 2017, 14:32
Re: The ultimate celestial navigation time pieceJim Hickey24 Feb 2017, 14:22
Re: The ultimate celestial navigation time pieceSean C24 Feb 2017, 14:09
Re: The ultimate celestial navigation time pieceBill Lionheart24 Feb 2017, 06:43
Re: The ultimate celestial navigation time pieceFrancis Upchurch24 Feb 2017, 03:22
Re: The ultimate celestial navigation time pieceGreg Rudzinski23 Feb 2017, 23:26
Re: The ultimate celestial navigation time pieceTony Oz23 Feb 2017, 22:36
Re: The ultimate celestial navigation time pieceHerman Dekker23 Feb 2017, 19:20
Re: Re-doing my homework (by Bygrave)Tony Oz23 Feb 2017, 10:26
Re: The ultimate celestial navigation time pieceBill Lionheart23 Feb 2017, 08:38
Re: Re-doing my homework (by Bygrave)Paul Hirose23 Feb 2017, 08:18
Re: The ultimate celestial navigation time pieceBrad Morris23 Feb 2017, 02:28
Re: The ultimate celestial navigation time pieceEd Hlywa23 Feb 2017, 00:44
Re-doing my homework (by Bygrave)Tony Oz23 Feb 2017, 00:41
Re: Keeping Cel Nav alive and relevantBrad Morris22 Feb 2017, 23:18
Re: Keeping Cel Nav alive and relevantTom Sult22 Feb 2017, 23:09
Re: The ultimate celestial navigation time pieceTom Sult22 Feb 2017, 22:44
Re: Keeping Cel Nav alive and relevantHenry Halboth22 Feb 2017, 20:37
Re: The ultimate celestial navigation time pieceHenry Halboth22 Feb 2017, 20:32
Re: The ultimate celestial navigation time pieceBrad Morris22 Feb 2017, 19:30
Re: The ultimate celestial navigation time pieceBill Morris22 Feb 2017, 18:37
Re: The ultimate celestial navigation time pieceBill Lionheart22 Feb 2017, 18:05
Re: The ultimate celestial navigation time pieceBruce J. Pennino22 Feb 2017, 17:58
Re: The ultimate celestial navigation time pieceJohn D. Howard22 Feb 2017, 17:09
The ultimate celestial navigation time pieceJim Hickey22 Feb 2017, 16:45
Re: Keeping Cel Nav alive and relevantJohn Rizzuto22 Feb 2017, 14:32
Re: A, B & C Azimuth Tables QuestionsDavid C21 Feb 2017, 08:26
360 degree Bygrave slide rule sight reductionPaul Hirose21 Feb 2017, 07:20
Re: The "Easy Lunars" article in FB2 formatFrank Reed20 Feb 2017, 19:18
The "Easy Lunars" article in FB2 formatTony Oz20 Feb 2017, 17:05
Re: A, B & C Azimuth Tables QuestionsGreg Rudzinski20 Feb 2017, 14:59
Re: The expression "terrestrial navigation"David Pike20 Feb 2017, 09:56
Re: The expression "terrestrial navigation"Frank Reed20 Feb 2017, 02:29
Re: A, B & C Azimuth Tables QuestionsDoug MacPherson20 Feb 2017, 02:26
Re: The expression "terrestrial navigation"Stephen N.G. Davies20 Feb 2017, 01:56
Re: The expression "terrestrial navigation"Stephen N.G. Davies20 Feb 2017, 01:46
Re: A, B & C Azimuth Tables QuestionsDavid C19 Feb 2017, 22:26
A, B & C Azimuth Tables QuestionsDoug MacPherson19 Feb 2017, 21:10
Re: The expression "terrestrial navigation"John D. Howard19 Feb 2017, 18:06
Re: The expression "terrestrial navigation"Bill Lionheart19 Feb 2017, 10:49
Re: The expression "terrestrial navigation"David Pike19 Feb 2017, 09:48
Re: The expression "terrestrial navigation"Henry Halboth19 Feb 2017, 05:55
Re: The expression "terrestrial navigation"Don Seltzer19 Feb 2017, 03:23
Re: The expression "terrestrial navigation"David C19 Feb 2017, 01:17
Re: The expression "terrestrial navigation"David Pike18 Feb 2017, 22:58
Re: The expression "terrestrial navigation"Lars Bergman18 Feb 2017, 20:29
Re: The expression "terrestrial navigation"Frank Reed18 Feb 2017, 19:41
Re: The expression "terrestrial navigation"Frank Reed18 Feb 2017, 18:23
Re: The expression "terrestrial navigation"Frank Reed18 Feb 2017, 18:15
ADMIN: Please contribute to NavList OperationsFrank Reed18 Feb 2017, 17:37
Re: Getting to know a sextant.Frank Reed18 Feb 2017, 15:36
Re: The expression "terrestrial navigation"Don Seltzer18 Feb 2017, 14:23
Re: The expression "terrestrial navigation"Henry Halboth18 Feb 2017, 06:34
Re: The expression "terrestrial navigation"Lars Bergman18 Feb 2017, 06:06
Mrs Chippy and a tale of two gravesDavid C18 Feb 2017, 03:01
Re: Getting to know a sextant.Sean C18 Feb 2017, 00:58
Re: The expression "terrestrial navigation"Frank Reed17 Feb 2017, 22:11
Re: The expression "terrestrial navigation"Lars Bergman17 Feb 2017, 21:19
Re: The expression "terrestrial navigation"Tom Sult17 Feb 2017, 20:49
Re: Getting to know a sextant.Bob Goethe17 Feb 2017, 20:43
The expression "terrestrial navigation"Frank Reed17 Feb 2017, 20:01
Re: The Solar System 1824, 11 planets shownBrad Morris17 Feb 2017, 19:05
Re: Getting to know a sextant.Tony Oz17 Feb 2017, 19:01
Re: The Solar System 1824, 11 planets shownPaul Dolkas17 Feb 2017, 18:16
Re: The Solar System 1824, 11 planets shownRobin Stuart17 Feb 2017, 13:41
Re: Cape BelshamBob Crawley17 Feb 2017, 07:57
Re: Getting to know a sextant.Frank Reed17 Feb 2017, 00:45
Re: The Solar System 1824, 11 planets shownFrank Reed17 Feb 2017, 00:27
Re: Getting to know a sextant.Tony Oz16 Feb 2017, 23:08
The Solar System 1824, 11 planets shownBrad Morris16 Feb 2017, 22:54
Re: Worsley wrote a JOKENoell Wilson16 Feb 2017, 21:35
Worsley wrote a JOKEBrad Morris16 Feb 2017, 17:30
Transcript of Worsley's Log, version 3.6Brad Morris16 Feb 2017, 17:28
Early Nautical AlmanacsRobin Stuart16 Feb 2017, 15:09
Re: Getting to know a sextant.Robert VanderPol II16 Feb 2017, 04:05
Re: Getting to know a sextant.Bob Goethe15 Feb 2017, 23:39
Re: Getting to know a sextant.Tony Oz15 Feb 2017, 23:09
Re: Follow the Water Jar to AriesBrian Walton15 Feb 2017, 16:43
Re: Cape Belsham, At Last!!Brad Morris15 Feb 2017, 14:52
Re: Cape BelshamRobin Stuart15 Feb 2017, 13:29
Re: Getting to know a sextant.Tony Oz15 Feb 2017, 09:22
Re: Cape BelshamDavid C15 Feb 2017, 05:11
Re: Cape BelshamBrad Morris15 Feb 2017, 02:06
Re: Cape Belsham, At Last!!David C15 Feb 2017, 01:52
Re: Cape BelshamDavid C15 Feb 2017, 01:35
Re: Getting to know a sextant.Brad Morris15 Feb 2017, 00:42
Re: Getting to know a sextant.Frank Reed15 Feb 2017, 00:23
Re: Getting to know a sextant.Brad Morris15 Feb 2017, 00:02
Re: Getting to know a sextant.Brad Morris14 Feb 2017, 22:59
Re: Cape BelshamBrad Morris14 Feb 2017, 21:50
Re: Cape BelshamGreg Rudzinski14 Feb 2017, 21:25
Re: Cape BelshamFrank Reed14 Feb 2017, 21:13
Re: Cape BelshamBrad Morris14 Feb 2017, 20:38
Re: Getting to know a sextant.Brad Morris14 Feb 2017, 20:21
Re: Cape BelshamFrank Reed14 Feb 2017, 19:51
Re: Getting to know a sextant.Tony Oz14 Feb 2017, 18:31
Cape Belsham, At Last!!Brad Morris14 Feb 2017, 16:36
Re: Cape BelshamBrad Morris14 Feb 2017, 14:54
Re: Cape BelshamBrad Morris14 Feb 2017, 14:53
Re: Cape BelshamRobin Stuart14 Feb 2017, 12:32
Re: Cape BelshamLars Bergman14 Feb 2017, 11:53
Re: Cape BelshamBob Crawley14 Feb 2017, 09:17
Re: Cape BelshamDavid C14 Feb 2017, 08:01
Re: Cape BelshamDavid C14 Feb 2017, 07:00
Re: Cape BelshamDavid C14 Feb 2017, 02:53
Re: The Orion North ArrowDavid Pike13 Feb 2017, 14:19
Re: The Orion North ArrowPeter Monta13 Feb 2017, 04:57
Re: Getting to know a sextant.Greg Rudzinski13 Feb 2017, 02:07
Re: The Orion North ArrowBrad Morris13 Feb 2017, 01:47
Re: The Orion North ArrowPeter Monta13 Feb 2017, 01:42
Follow the Water Jar to AriesFrank Reed13 Feb 2017, 01:05
Re: The Orion North ArrowFrank Reed12 Feb 2017, 23:56
Re: The Orion North ArrowDavid Pike12 Feb 2017, 22:35
Getting to know a sextant.Tony Oz12 Feb 2017, 21:32
Re: The Orion North ArrowFrank Reed12 Feb 2017, 21:17
Re: The Orion North ArrowFrank Reed12 Feb 2017, 19:20
Re: The Orion North ArrowDavid Pike12 Feb 2017, 12:51
Re: The Orion North ArrowDavid Pike12 Feb 2017, 11:02
Re: The Orion North ArrowPeter Monta12 Feb 2017, 04:57
Re: Worsley's EpitomeBrad Morris12 Feb 2017, 02:01
Re: Cape BelshamDavid C12 Feb 2017, 01:52
Re: Worsley's EpitomeDavid C12 Feb 2017, 00:43
Re: The Orion North ArrowPeter Monta11 Feb 2017, 22:15
Re: The Orion North ArrowDavid Pike11 Feb 2017, 20:22
Re: The Orion North ArrowFrank Reed11 Feb 2017, 17:32
Re: Ocean Navigator March/April 2017 Nav ProblemStan K11 Feb 2017, 16:39
Re: The Orion North ArrowDavid Pike11 Feb 2017, 16:11
Re: Ocean Navigator March/April 2017 Nav ProblemJohn D. Howard11 Feb 2017, 15:48
Re: The Orion North ArrowDavid Pike11 Feb 2017, 13:18
Re: The Orion North ArrowDavid Pike11 Feb 2017, 11:31
Re: One Assumed position or Six?David Pike11 Feb 2017, 10:58
Re: Worsley's EpitomeDavid C11 Feb 2017, 06:16
Re: The Orion North ArrowBob Goethe11 Feb 2017, 05:58
Re: Worsley's EpitomeBrad Morris11 Feb 2017, 04:54
Re: Worsley's EpitomeBrad Morris11 Feb 2017, 05:02
Re: Worsley's EpitomeDavid C11 Feb 2017, 04:37
Re: Ocean Navigator March/April 2017 Nav ProblemFrank Reed11 Feb 2017, 04:35
Re: Ocean Navigator March/April 2017 Nav ProblemRobert VanderPol II11 Feb 2017, 04:29
Re: Worsley's EpitomeDavid C11 Feb 2017, 04:18
Re: Ocean Navigator March/April 2017 Nav ProblemFrank Reed11 Feb 2017, 04:09
Re: Ocean Navigator March/April 2017 Nav ProblemRobert VanderPol II11 Feb 2017, 04:04
Ocean Navigator March/April 2017 Nav ProblemStan K11 Feb 2017, 03:28
The Orion North ArrowFrank Reed11 Feb 2017, 03:06
Sun Slow DayFrank Reed11 Feb 2017, 02:29
Re: Worsley's EpitomeBrad Morris11 Feb 2017, 02:23
Re: Worsley's EpitomeFrank Reed11 Feb 2017, 02:23
Re: Worsley's EpitomeDavid C11 Feb 2017, 02:08
Re: Worsley's EpitomeBrad Morris11 Feb 2017, 00:42
Re: Cape BelshamRobin Stuart10 Feb 2017, 21:34
Re: Worsley's EpitomeLars Bergman10 Feb 2017, 21:27
Re: Worsley's EpitomeDavid C10 Feb 2017, 20:33
Re: 360 degree slide rule trigPaul Hirose10 Feb 2017, 20:30
Re: Worsley's EpitomeBrad Morris10 Feb 2017, 17:32
Re: Worsley's EpitomeSean C10 Feb 2017, 18:01
Re: Worsley's EpitomeLars Bergman10 Feb 2017, 16:04
Re: Cape BelshamBrad Morris10 Feb 2017, 15:57
Re: Cape BelshamLars Bergman10 Feb 2017, 15:39
Re: Worsley's EpitomeFrank Reed10 Feb 2017, 15:37
Worsley's EpitomeRobin Stuart10 Feb 2017, 14:37
Re: Cape BelshamBrad Morris10 Feb 2017, 08:33
Re: Cape BelshamHenry Halboth10 Feb 2017, 06:18
Re: Cape BelshamDavid C10 Feb 2017, 04:23
Re: Cape BelshamDon Seltzer10 Feb 2017, 02:07
Re: Cape BelshamBrad Morris10 Feb 2017, 01:08
Re: Cape BelshamBrad Morris9 Feb 2017, 23:58
Re: Cape BelshamLars Bergman9 Feb 2017, 22:41
Cape BelshamRobin Stuart9 Feb 2017, 21:19
Re: Transcript Of Worsleys Navigational Log BookRobin Stuart9 Feb 2017, 20:51
Re: Transcript Of Worsleys Navigational Log BookRobin Stuart9 Feb 2017, 20:31
Re: Transcript Of Worsleys Navigational Log BookMichael Bradley9 Feb 2017, 18:00
Re: The Running Fix on an EllipsoidRobin Stuart9 Feb 2017, 17:15
Re: The Sun does not stop for anyoneRobin Stuart9 Feb 2017, 16:25
Re: Transcript Of Worsleys Navigational Log BookBrad Morris9 Feb 2017, 15:35
Re: Transcript Of Worsleys Navigational Log BookBrad Morris9 Feb 2017, 15:21
Re: The Running Fix on an EllipsoidAndrés Ruiz9 Feb 2017, 14:58
Re: Chasing Venus in South FloridaGreg Rudzinski9 Feb 2017, 13:34
Re: Transcript Of Worsleys Navigational Log BookDavid C9 Feb 2017, 08:27
Re: Transcript Of Worsleys Navigational Log BookDavid C9 Feb 2017, 07:57
Re: Transcript Of Worsleys Navigational Log BookDavid C9 Feb 2017, 07:31
Re: 360 degree slide rule trigPaul Hirose9 Feb 2017, 06:44
Re: Transcript Of Worsleys Navigational Log BookDavid C9 Feb 2017, 07:11
Re: Transcript Of Worsleys Navigational Log BookDavid C9 Feb 2017, 06:02
Re: Transcript Of Worsleys Navigational Log BookDavid C9 Feb 2017, 04:50
Re: Transcript Of Worsleys Navigational Log BookFrank Reed9 Feb 2017, 03:24
Re: Chasing Venus in South FloridaPaul Jackson9 Feb 2017, 02:55
Re: Baily's Beads and the lunar distanceBrad Morris9 Feb 2017, 02:18
Re: Baily's Beads and the lunar distanceFrank Reed9 Feb 2017, 01:32
Re: Transcript Of Worsleys Navigational Log BookBruce J. Pennino9 Feb 2017, 00:46
Re: Transcript Of Worsleys Navigational Log BookBrad Morris8 Feb 2017, 22:58
Re: Transcript Of Worsleys Navigational Log BookBrad Morris8 Feb 2017, 22:12
Re: Transcript Of Worsleys Navigational Log BookBrad Morris8 Feb 2017, 22:04
Baily's Beads and the lunar distanceBrad Morris8 Feb 2017, 21:45
Re: Chasing Venus in South FloridaRon Jones8 Feb 2017, 19:22
Re: Transcript Of Worsleys Navigational Log BookDon Seltzer8 Feb 2017, 13:19
Re: Transcript Of Worsleys Navigational Log BookRobin Stuart8 Feb 2017, 13:16
Re: Chasing Venus in South FloridaGreg Rudzinski8 Feb 2017, 13:08
Re: Chasing Venus in South FloridaPaul Werner8 Feb 2017, 11:42
Re: Transcript Of Worsleys Navigational Log BookBrad Morris8 Feb 2017, 04:14
Re: Transcript Of Worsleys Navigational Log BookDon Seltzer8 Feb 2017, 03:54
Re: One Assumed position or Six?Gary LaPook8 Feb 2017, 02:59
Re: One Assumed position or Six?Gary LaPook8 Feb 2017, 02:33
Re: Transcript Of Worsleys Navigational Log BookBrad Morris8 Feb 2017, 00:05
Re: Transcript Of Worsleys Navigational Log BookBrad Morris7 Feb 2017, 23:30
Re: Transcript Of Worsleys Navigational Log BookLars Bergman7 Feb 2017, 22:30
Re: One Assumed position or Six?Greg Rudzinski7 Feb 2017, 21:43
Re: Transcript Of Worsleys Navigational Log BookRobin Stuart7 Feb 2017, 20:27
Chasing Venus in South FloridaGreg Rudzinski7 Feb 2017, 20:12
Re: Transcript Of Worsleys Navigational Log BookBrad Morris7 Feb 2017, 18:22
Re: Transcript Of Worsleys Navigational Log BookBrad Morris7 Feb 2017, 18:05
Re: Transcript Of Worsleys Navigational Log BookRobin Stuart7 Feb 2017, 17:23
Re: Transcript Of Worsleys Navigational Log BookRobin Stuart7 Feb 2017, 17:03
Re: The Running Fix on an EllipsoidRobin Stuart7 Feb 2017, 16:32
One Assumed position or Six?Mike Freeman7 Feb 2017, 11:55
Re: The Running Fix on an EllipsoidAndrés Ruiz7 Feb 2017, 09:42
Re: Correct way to calculate time of LAN?Gary LaPook7 Feb 2017, 06:57
Re: Correct way to calculate time of LAN?Gary LaPook7 Feb 2017, 05:49
Re: Correct way to calculate time of LAN?Gary LaPook7 Feb 2017, 05:47
Re: Correct way to calculate time of LAN?David C7 Feb 2017, 04:32
Re: Correct way to calculate time of LAN?David Fleming7 Feb 2017, 04:25
Correct way to calculate time of LAN?David C7 Feb 2017, 03:33
Re: Plath Coutinho Sextant - left-handed and note takingDavid C7 Feb 2017, 00:53
Re: Plath Coutinho Sextant - left-handed and note takingPaul Saffo6 Feb 2017, 18:06
Re: The Running Fix on an EllipsoidRobin Stuart6 Feb 2017, 17:09
Re: The Running Fix on an EllipsoidRobin Stuart6 Feb 2017, 15:14
Re: The Running Fix on an EllipsoidAndrés Ruiz6 Feb 2017, 13:49
Re: Point Wild locationRobin Stuart6 Feb 2017, 13:20
Re: The Running Fix on an EllipsoidAndrés Ruiz6 Feb 2017, 08:36
Re: Left-handed Plath Coutinho SextantKen Gebhart6 Feb 2017, 04:59
Re: Left-handed Plath Coutinho SextantRobert VanderPol II6 Feb 2017, 04:30
Re: Left-handed Plath Coutinho SextantBill Morris6 Feb 2017, 03:14
Re: Left-handed Plath Coutinho SextantJackson McDonald6 Feb 2017, 02:21
Re: Left-handed Plath Coutinho SextantPaul Saffo6 Feb 2017, 01:36
Re: Left-handed Plath Coutinho SextantFrank Reed6 Feb 2017, 01:25
Re: TI-36X Pro degrees minutes seconds conversionDavid C6 Feb 2017, 01:01
Re: Symmedian for a tetrahedronFrank Reed6 Feb 2017, 01:00
Left-handed Plath Coutinho SextantPaul Saffo6 Feb 2017, 00:59
Re: TI-36X Pro degrees minutes seconds conversionPaul Hirose5 Feb 2017, 22:15
Re: Point Wild locationLars Bergman5 Feb 2017, 22:02
Re: Symmedian for a tetrahedronBrad Morris5 Feb 2017, 21:42
Re: Point Wild locationFrank Reed5 Feb 2017, 21:40
Re: Point Wild locationDavid C5 Feb 2017, 21:27
Re: Symmedian for a tetrahedronDavid Pike5 Feb 2017, 21:18
Re: The Running Fix on an EllipsoidFrank Reed5 Feb 2017, 20:58
Re: The Running Fix on an EllipsoidGary LaPook5 Feb 2017, 20:57
Re: Point Wild locationRobin Stuart5 Feb 2017, 19:54
Re: The Running Fix on an EllipsoidRobin Stuart5 Feb 2017, 19:35
Re: Symmedian for a tetrahedronDavid Pike5 Feb 2017, 17:06
Re: The Running Fix on an EllipsoidAndrés Ruiz5 Feb 2017, 17:04
Symmedian for a tetrahedronBill Lionheart5 Feb 2017, 16:17
Re: The Running Fix on an EllipsoidRobin Stuart5 Feb 2017, 16:01
Re: The Running Fix on an EllipsoidRobin Stuart5 Feb 2017, 15:11
Re: TI-36X Pro degrees minutes seconds conversionGreg Rudzinski5 Feb 2017, 15:03
Re: The Running Fix on an EllipsoidFrank Reed5 Feb 2017, 14:57
Re: The Running Fix on an EllipsoidRobin Stuart5 Feb 2017, 14:42
Re: The Running Fix on an EllipsoidGeoffrey Kolbe5 Feb 2017, 14:21
Re: TI-36X Pro degrees minutes seconds conversionGreg Rudzinski5 Feb 2017, 00:36
Re: The Running Fix on an EllipsoidDavid Pike4 Feb 2017, 20:33
Re: The Running Fix on an EllipsoidRobin Stuart4 Feb 2017, 20:10
Re: TI-36X Pro degrees minutes seconds conversionGreg Rudzinski4 Feb 2017, 17:57
Re: TI-36X Pro degrees minutes seconds conversionHerman Dekker4 Feb 2017, 16:46
TI-36X Pro degrees minutes seconds conversionGreg Rudzinski4 Feb 2017, 14:03
Re: The Running Fix on an EllipsoidGary LaPook4 Feb 2017, 07:44
Sight Reduction FormGreg Rudzinski4 Feb 2017, 03:01
Re: The Running Fix on an EllipsoidBrad Morris3 Feb 2017, 21:08
Re: The Running Fix on an EllipsoidRobin Stuart3 Feb 2017, 20:19
Re: The Running Fix on an EllipsoidBrad Morris3 Feb 2017, 18:55
Re: The Running Fix on an EllipsoidRobin Stuart3 Feb 2017, 15:22
Re: Moon chasing Down Mars and VenusDavid C3 Feb 2017, 02:04
Re: Moon chasing Down Mars and VenusStan K3 Feb 2017, 00:48
Moon chasing Down Mars and VenusBruce J. Pennino3 Feb 2017, 00:18
Shackleton Speaks about his 1907 ExpeditionDavid C2 Feb 2017, 22:57
Re: Is there a doctor........I mean a navlist member on board?Gary LaPook2 Feb 2017, 17:50
Re: Hats off to everyone who can do this!Gary LaPook2 Feb 2017, 17:36
Re: Transcript Of Worsleys Navigational Log BookBrad Morris2 Feb 2017, 15:30
Re: Is there a doctor........I mean a navlist member on board?Greg Rudzinski2 Feb 2017, 16:18
Re: Precession and NutationGary LaPook2 Feb 2017, 17:30
Re: Transcript Of Worsleys Navigational Log BookLars Bergman2 Feb 2017, 14:22
Re: Hats off to everyone who can do this!David Pike2 Feb 2017, 16:21
Orthodromes and Loxodromes in Marine NavigationAndrés Ruiz2 Feb 2017, 13:23
The Running Fix on an EllipsoidAndrés Ruiz2 Feb 2017, 13:19
Re: Transcript Of Worsleys Navigational Log BookLars Bergman2 Feb 2017, 13:03
Re: Which calculator to use for "arctan(tan(269))"?Tony Oz2 Feb 2017, 10:00
Re: Which calculator to use for "arctan(tan(269))"?Tony Oz2 Feb 2017, 09:50
Re: Which calculator to use for "arctan(tan(269))"?Tony Oz2 Feb 2017, 09:46
Re: Is there a doctor........I mean a navlist member on board?David C2 Feb 2017, 07:52
Hats off to everyone who can do this!Mike Freeman2 Feb 2017, 07:33
Re: Precession and NutationMike Freeman2 Feb 2017, 07:19
Re: Precession and NutationMike Freeman2 Feb 2017, 07:02
Re: Finding Venus in the daytime skyMike Freeman2 Feb 2017, 06:58
Re: Transcript Of Worsleys Navigational Log BookRobin Stuart2 Feb 2017, 03:17
Re: Which calculator to use for "arctan(tan(269))"?Robin Stuart2 Feb 2017, 02:40
Re: Transcript Of Worsleys Navigational Log BookRobin Stuart2 Feb 2017, 02:11
Re: Transcript Of Worsleys Navigational Log BookBrad Morris2 Feb 2017, 01:46
Re: Transcript Of Worsleys Navigational Log BookBrad Morris2 Feb 2017, 01:39
Re: Which calculator to use for "arctan(tan(269))"?David C2 Feb 2017, 01:17
Re: Transcript Of Worsleys Navigational Log BookBruce J. Pennino2 Feb 2017, 01:06
Re: Precession and NutationPaul Hirose1 Feb 2017, 22:00
Finding Venus in the daytime skyDoug MacPherson1 Feb 2017, 19:43
Re: Precession and NutationÖrjan Sandström1 Feb 2017, 20:58
Re: Transcript Of Worsleys Navigational Log BookRobin Stuart1 Feb 2017, 20:53
Re: Transcript Of Worsleys Navigational Log BookBrad Morris1 Feb 2017, 19:47
Re: Transcript Of Worsleys Navigational Log BookBrad Morris1 Feb 2017, 18:53
Re: McMillan sextantBill Morris1 Feb 2017, 18:32
Re: Is there a doctor........I mean a navlist member on board?Gary LaPook1 Feb 2017, 18:05
Re: Star finder tip: subtract one degreeBrad Morris1 Feb 2017, 17:41
Re: Is there a doctor........I mean a navlist member on board?Brad Morris1 Feb 2017, 17:30
Re: Which calculator to use for "arctan(tan(269))"?Robin Stuart1 Feb 2017, 16:40
Re: Star finder tip: subtract one degreeBrad Morris1 Feb 2017, 16:24
Re: Is there a doctor........I mean a navlist member on board?Don Seltzer1 Feb 2017, 16:14
McMillan sextantBill Lionheart1 Feb 2017, 12:04
Parallel rays of light from StarsMike Freeman1 Feb 2017, 08:05
Re: Value of navigation tablesStan K1 Feb 2017, 07:47
Parallel rays of light from Stars?Mike Freeman1 Feb 2017, 07:23
Re: Value of navigation tablesNoell Wilson1 Feb 2017, 05:19
Re: Is there a doctor........I mean a navlist member on board?Sean C1 Feb 2017, 04:53
Re: Is there a doctor........I mean a navlist member on board?David C1 Feb 2017, 04:17
Re: Is there a doctor........I mean a navlist member on board?David C1 Feb 2017, 04:04
Herbert P: please contact meFrank Reed1 Feb 2017, 03:50
Re: Is there a doctor........I mean a navlist member on board?David C1 Feb 2017, 03:26
Value of navigation tablesAlan S1 Feb 2017, 01:26
Re: Precession and NutationRobert VanderPol II1 Feb 2017, 01:21
Re: Precession and NutationGary LaPook1 Feb 2017, 01:17
Re: Which calculator to use for "arctan(tan(269))"?Robin Stuart31 Jan 2017, 23:13
Re: Which calculator to use for "arctan(tan(269))"?Lars Bergman31 Jan 2017, 21:16
Re: Which calculator to use for "arctan(tan(269))"?Robin Stuart31 Jan 2017, 19:26
Re: Precession and NutationMike Freeman31 Jan 2017, 19:20
Re: Is there a doctor........I mean a navlist member on board?John D. Howard31 Jan 2017, 18:51
Re: Is there a doctor........I mean a navlist member on board?Greg Rudzinski31 Jan 2017, 18:43
Re: Precession and NutationDavid Pike31 Jan 2017, 18:09
Re: Precession and NutationTony Oz31 Jan 2017, 17:39
Re: Is there a doctor........I mean a navlist member on board?Greg Rudzinski31 Jan 2017, 17:24
Re: Precession and NutationGary LaPook31 Jan 2017, 17:20
Re: Precession and NutationGary LaPook31 Jan 2017, 17:14
Re: Precession and NutationGary LaPook31 Jan 2017, 17:02
Re: Is there a doctor........I mean a navlist member on board?Gary LaPook31 Jan 2017, 16:58
Re: Which calculator to use for "arctan(tan(269))"?Tony Oz31 Jan 2017, 15:58
Re: Precession and NutationJohn D. Howard31 Jan 2017, 15:20
Re: Is there a doctor........I mean a navlist member on board?John D. Howard31 Jan 2017, 15:30
Re: Precession and NutationMike Freeman31 Jan 2017, 14:37
Re: Is there a doctor........I mean a navlist member on board?Tony Oz31 Jan 2017, 11:59
Re: Precession and NutationDavid Pike31 Jan 2017, 11:36
Re: Precession and NutationDavid Pike31 Jan 2017, 11:08
Re: Precession and NutationStan K31 Jan 2017, 09:27
Re: Precession and NutationMike Freeman31 Jan 2017, 07:19
Re: Is there a doctor........I mean a navlist member on board?David C31 Jan 2017, 06:28
Is there a doctor........I mean a navlist member on board?David C31 Jan 2017, 04:06
Re: Precession and NutationRobert VanderPol II31 Jan 2017, 01:19
Re: N.A. 2017Stan K30 Jan 2017, 23:59
Re: Precession and NutationGary LaPook30 Jan 2017, 23:27
Re: Star finder tip: subtract one degreeStan K30 Jan 2017, 22:42
N.A. 2017Herbert Prinz30 Jan 2017, 21:10
Re: An artificial horizon opportunity?David Pike30 Jan 2017, 20:09
Re: Star finder tip: subtract one degreeHerbert Prinz30 Jan 2017, 17:59
Precession and NutationMike Freeman30 Jan 2017, 19:20
Re: Star finder tip: subtract one degreeRobin Stuart30 Jan 2017, 17:18
Re: Navigation Weekend, October 2017Jackson McDonald30 Jan 2017, 16:29
Re: Transcript Of Worsleys Navigational Log BookRobin Stuart30 Jan 2017, 16:19
Re: An artificial horizon opportunity?Randall Morrow30 Jan 2017, 14:38
Re: Star finder tip: subtract one degreeFred Hebard30 Jan 2017, 05:02
Re: Star finder tip: subtract one degreeBrad Morris30 Jan 2017, 01:23
Re: An artificial horizon opportunity?Don Seltzer30 Jan 2017, 00:49
Re: Star finder tip: subtract one degreeFrank Reed30 Jan 2017, 00:27
Re: Star finder tip: subtract one degreeBrad Morris29 Jan 2017, 23:07
Re: An artificial horizon opportunity?David Pike29 Jan 2017, 22:48
Star finder tip: subtract one degreeFrank Reed29 Jan 2017, 22:42
Re: Transcript Of Worsleys Navigational Log BookLars Bergman29 Jan 2017, 22:21
Re: Cape BelshamRobin Stuart29 Jan 2017, 21:53
Re: An artificial horizon opportunity?Greg Rudzinski29 Jan 2017, 21:50
Re: Navigation Weekend, October 2017Brad Morris29 Jan 2017, 21:39
Re: Navigation Weekend, October 2017Stan K29 Jan 2017, 21:27
Re: Worsley's CEBrad Morris29 Jan 2017, 21:06
Re: Transcript Of Worsleys Navigational Log BookBrad Morris29 Jan 2017, 20:57
Re: Navigation Weekend, October 2017Frank Reed29 Jan 2017, 20:45
Re: An artificial horizon opportunity?Brad Morris29 Jan 2017, 19:02
Worsley's CELars Bergman29 Jan 2017, 18:33
Re: Cape BelshamBrad Morris29 Jan 2017, 17:43
Re: Transcript Of Worsleys Navigational Log BookBrad Morris29 Jan 2017, 17:09
Re: Cape BelshamRobin Stuart29 Jan 2017, 14:59
Re: An artificial horizon opportunity?Greg Rudzinski29 Jan 2017, 14:10
Re: Transcript Of Worsleys Navigational Log BookLars Bergman29 Jan 2017, 13:49
Re: An artificial horizon opportunity?David Pike29 Jan 2017, 10:37
Re: An artificial horizon opportunity?Gary LaPook29 Jan 2017, 10:03
Re: An artificial horizon opportunity?David Pike29 Jan 2017, 09:56
Re: An artificial horizon opportunity?David Pike29 Jan 2017, 09:47
Re: An artificial horizon opportunity?Randall Morrow29 Jan 2017, 03:53
Re: Navigation Weekend, October 2017Stan K29 Jan 2017, 01:51
Re: Cape BelshamBrad Morris29 Jan 2017, 00:10
Re: An artificial horizon opportunity?Alan S29 Jan 2017, 00:08
Transcript Of Worsleys Navigational Log BookBrad Morris28 Jan 2017, 23:53
Re: An artificial horizon opportunity?Paul Dolkas28 Jan 2017, 22:51
What is the Real Time?Richard B. Langley28 Jan 2017, 22:49
Re: An artificial horizon opportunity?Ed Popko28 Jan 2017, 20:46
Re: Navigation Weekend, October 2017Wayne Hilliard28 Jan 2017, 19:44
Re: Point Wild locationRobin Stuart28 Jan 2017, 18:37
Re: Point Wild locationBrad Morris28 Jan 2017, 18:10
Re: An artificial horizon opportunity?Alan S28 Jan 2017, 18:10
Re: Updated Transcript of Worsley's LogEd Popko28 Jan 2017, 17:39
Re: Point Wild locationRobin Stuart28 Jan 2017, 15:40
Re: Updated Transcript of Worsley's LogEd Popko28 Jan 2017, 15:08
Re: Navigation Weekend, October 2017Jackson McDonald28 Jan 2017, 14:29
Re: An artificial horizon opportunity?Bill Lionheart28 Jan 2017, 13:55
Re: Navigation Weekend, October 2017Bruce J. Pennino28 Jan 2017, 04:36
Re: An artificial horizon opportunity?Frank Reed28 Jan 2017, 04:07
Re: An artificial horizon opportunity?Don Seltzer28 Jan 2017, 03:17
Re: An artificial horizon opportunity?Frank Reed28 Jan 2017, 01:54
Re: An artificial horizon opportunity?Bill B28 Jan 2017, 01:20
Navigation Weekend, October 2017Frank Reed28 Jan 2017, 01:14
Re: An artificial horizon opportunity?Alan S27 Jan 2017, 22:52
Re: Point Wild locationRobin Stuart27 Jan 2017, 22:51
Re: Updated Transcript of Worsley's LogLars Bergman27 Jan 2017, 22:34
Re: Point Wild locationRobin Stuart27 Jan 2017, 22:34
Re: Point Wild locationRobin Stuart27 Jan 2017, 22:16
Re: Point Wild locationBrad Morris27 Jan 2017, 19:25
Re: Point Wild locationBrad Morris27 Jan 2017, 19:18
Re: An artificial horizon opportunity?Stephen Wawrzyniec27 Jan 2017, 18:44
Re: Point Wild locationLars Bergman27 Jan 2017, 18:31
Re: Updated Transcript of Worsley's LogBrad Morris27 Jan 2017, 17:58
Point Wild locationRobin Stuart27 Jan 2017, 17:31
Re: Quiz on the Graphics of a British PassportGreg Rudzinski27 Jan 2017, 15:57
Re: An artificial horizon opportunity?David Pike27 Jan 2017, 16:57
Re: An artificial horizon opportunity?Bob Goethe27 Jan 2017, 15:56
Re: An artificial horizon opportunity?John D. Howard27 Jan 2017, 15:29
Re: Updated Transcript of Worsley's LogLars Bergman27 Jan 2017, 15:12
An artificial horizon opportunity?Tony Oz27 Jan 2017, 11:47
Re: Updated Transcript of Worsley's LogBob Crawley27 Jan 2017, 09:28
Re: Updated Transcript of Worsley's LogDavid C27 Jan 2017, 08:02
Re: Updated Transcript of Worsley's LogBrad Morris27 Jan 2017, 07:25
Re: Updated Transcript of Worsley's LogDavid C27 Jan 2017, 06:18
Re: Quiz on the Graphics of a British PassportDavid Smith27 Jan 2017, 04:30
Re: Quiz on the Graphics of a British PassportRobert VanderPol II27 Jan 2017, 03:02
Re: Updated Transcript of Worsley's LogBrad Morris27 Jan 2017, 01:45
Re: Updated Transcript of Worsley's LogRobin Stuart27 Jan 2017, 00:13
Re: Updated Transcript of Worsley's LogLars Bergman26 Jan 2017, 23:21
Cape BelshamBrad Morris26 Jan 2017, 23:20
Re: Updated Transcript of Worsley's LogBrad Morris26 Jan 2017, 21:15
Re: Updated Transcript of Worsley's LogLars Bergman26 Jan 2017, 20:42
Re: STARS below ?? declination are never visible.David Pike26 Jan 2017, 20:35
Re: Updated Transcript of Worsley's LogBrad Morris26 Jan 2017, 20:27
Re: Updated Transcript of Worsley's LogBrad Morris26 Jan 2017, 20:26
Re: Updated Transcript of Worsley's LogBrad Morris26 Jan 2017, 20:13
Re: Updated Transcript of Worsley's LogFrank Reed26 Jan 2017, 20:12
Re: Updated Transcript of Worsley's LogRobin Stuart26 Jan 2017, 19:57
Re: Updated Transcript of Worsley's LogBrad Morris26 Jan 2017, 18:10
Re: STARS below ?? declination are never visible.Frank Reed26 Jan 2017, 17:55
Re: Updated Transcript of Worsley's LogLars Bergman26 Jan 2017, 17:01
Re: STARS below ?? declination are never visible.Brad Morris26 Jan 2017, 16:09
Re: Updated Transcript of Worsley's LogRobin Stuart26 Jan 2017, 16:04
Re: Moon phase timingGreg Rudzinski26 Jan 2017, 13:51
Re: Updated Transcript of Worsley's LogBrad Morris26 Jan 2017, 08:25
Re: STARS below ?? declination are never visible.Geoffrey Kolbe26 Jan 2017, 07:39
Re: Updated Transcript of Worsley's LogBrad Morris26 Jan 2017, 07:08
Re: Updated Transcript of Worsley's LogDavid C26 Jan 2017, 06:51
Re: Updated Transcript of Worsley's LogBrad Morris26 Jan 2017, 04:51
Moon phase timingGayan Wickramasuriya25 Jan 2017, 06:09
Re: Updated Transcript of Worsley's LogRobin Stuart25 Jan 2017, 20:59
Re: Where are you most likely to be in the triangle?Bill Lionheart25 Jan 2017, 12:56
Re: STARS below ?? declination are never visible.David Pike25 Jan 2017, 12:54
Re: STARS below ?? declination are never visible.David Pike25 Jan 2017, 11:43
Re: STARS below ?? declination are never visible.David Pike25 Jan 2017, 10:42
Re: STARS below ?? declination are never visible.Gary LaPook25 Jan 2017, 10:39
IOS: an analog for Celestial Tools?Tony Oz25 Jan 2017, 08:55
Re: I wish I had thought to bring 'that' along with me...Brad Morris25 Jan 2017, 08:07
STARS below ?? declination are never visible.Herman Dekker25 Jan 2017, 07:45
Quiz on the Graphics of a British PassportDavid Smith25 Jan 2017, 07:41
Re: I wish I had thought to bring 'that' along with me...Stephen N.G. Davies25 Jan 2017, 04:13
Re: I wish I had thought to bring 'that' along with me...Bruce J. Pennino25 Jan 2017, 04:02
Re: I wish I had thought to bring 'that' along with me...Frank Reed25 Jan 2017, 04:00
Re: I wish I had thought to bring 'that' along with me...Brad Morris25 Jan 2017, 03:24
Re: I wish I had thought to bring 'that' along with me...Bob Goethe24 Jan 2017, 22:31
Re: I wish I had thought to bring 'that' along with me...Greg Rudzinski24 Jan 2017, 20:49
Re: I wish I had thought to bring 'that' along with me...Greg Rudzinski24 Jan 2017, 17:52
Re: I wish I had thought to bring 'that' along with me...David Smith24 Jan 2017, 07:48
Re: Understanding a 1902 SumnerDavid C24 Jan 2017, 04:00
Re: Understanding a 1902 SumnerDavid C23 Jan 2017, 21:31
Re: First Nations Navigation - west coast of British Columbia?Carly Butler23 Jan 2017, 20:36
Averaging Awkward AzimuthsDavid Pike23 Jan 2017, 20:14
Re: I wish I had thought to bring 'that' along with me...Michael Bradley23 Jan 2017, 20:05
Re: I wish I had thought to bring 'that' along with me...Andrés Ruiz23 Jan 2017, 10:23
Re: Where are you most likely to be in the triangle?Geoffrey Kolbe23 Jan 2017, 09:05
Re: I wish I had thought to bring 'that' along with me...Sean C23 Jan 2017, 05:53
Re: Understanding a 1902 SumnerDavid C23 Jan 2017, 04:43
Re: Where are you most likely to be in the triangle?Stephen N.G. Davies23 Jan 2017, 03:11
Re: Temperature range of bubble sextants?Paul Dolkas22 Jan 2017, 23:36
Re: Understanding a 1902 SumnerDavid C22 Jan 2017, 20:15
Re: I wish I had thought to bring 'that' along with me...Noell Wilson22 Jan 2017, 18:33
Re: I wish I had thought to bring 'that' along with me...Greg Rudzinski22 Jan 2017, 13:32
Re: I wish I had thought to bring 'that' along with me...Wil Bailey22 Jan 2017, 13:10
Re: Where are you most likely to be in the triangle?Bill Lionheart22 Jan 2017, 09:31
Re: I wish I had thought to bring 'that' along with me...Bill Morris22 Jan 2017, 08:13
Re: I wish I had thought to bring 'that' along with me...Frank Reed22 Jan 2017, 04:54
Re: I wish I had thought to bring 'that' along with me...Brad Morris22 Jan 2017, 04:34
Re: Where are you most likely to be in the triangle?Frank Reed22 Jan 2017, 04:20
Re: Understanding a 1902 SumnerFrank Reed22 Jan 2017, 04:05
I wish I had thought to bring 'that' along with me...David Smith22 Jan 2017, 03:27
Re: Where are you most likely to be in the triangle?Gary LaPook22 Jan 2017, 02:28
Re: Where are you most likely to be in the triangle?Gary LaPook22 Jan 2017, 02:41
Re: Understanding a 1902 SumnerDavid C22 Jan 2017, 00:58
Re: Where are you most likely to be in the triangle?Bill B21 Jan 2017, 23:43
Re: Where are you most likely to be in the triangle?Örjan Sandström21 Jan 2017, 23:24
Re: Where are you most likely to be in the triangle?Stan K21 Jan 2017, 23:17
Re: Understanding a 1902 SumnerDavid C21 Jan 2017, 22:42
Where are you most likely to be in the triangle?Bill Lionheart21 Jan 2017, 22:25
Re: Understanding a 1902 SumnerJohn D. Howard21 Jan 2017, 22:25
Re: Understanding a 1902 SumnerDavid C21 Jan 2017, 21:36
Re: Understanding a 1902 SumnerJohn D. Howard21 Jan 2017, 20:00
Re: Understanding a 1902 SumnerFrank Reed21 Jan 2017, 19:25
Re: Understanding a 1902 SumnerBrad Morris21 Jan 2017, 18:48
Re: Understanding a 1902 SumnerFrank Reed21 Jan 2017, 18:25
Re: Understanding a 1902 SumnerJohn D. Howard21 Jan 2017, 15:48
Re: Understanding a 1902 SumnerDavid C21 Jan 2017, 08:21
Re: Understanding a 1902 SumnerFrank Reed21 Jan 2017, 07:34
Re: Understanding a 1902 SumnerDavid C21 Jan 2017, 07:18
Re: Understanding a 1902 SumnerDavid C21 Jan 2017, 06:44
Re: Understanding a 1902 SumnerJohn D. Howard21 Jan 2017, 05:13
Re: Understanding a 1902 SumnerFrank Reed21 Jan 2017, 04:52
Re: Understanding a 1902 SumnerFrank Reed21 Jan 2017, 04:44
Re: Understanding a 1902 SumnerDavid C21 Jan 2017, 04:33
Re: Understanding a 1902 SumnerDavid C21 Jan 2017, 04:06
Re: Understanding a 1902 SumnerFrank Reed21 Jan 2017, 03:54
Re: Understanding a 1902 SumnerDavid C21 Jan 2017, 03:11
Re: Understanding a 1902 SumnerJohn D. Howard20 Jan 2017, 18:26
Re: Galileo program facing technical problem with its atomic clocksAlan S20 Jan 2017, 17:46
Re: Testing sextant arc errorBrad Morris20 Jan 2017, 16:00
Re: Testing sextant arc errorBrad Morris20 Jan 2017, 15:49
Re: Testing sextant arc errorBrad Morris20 Jan 2017, 15:43
Re: Testing sextant arc errorBill Lionheart20 Jan 2017, 14:06
Re: Galileo program facing technical problem with its atomic clocksRichard B. Langley20 Jan 2017, 13:21
Re: Testing sextant arc errorGreg Rudzinski20 Jan 2017, 13:03
Re: Testing sextant arc errorBill B20 Jan 2017, 10:21
Re: Testing sextant arc errorBill Lionheart20 Jan 2017, 08:12
Understanding a 1902 SumnerDavid C20 Jan 2017, 06:08
Re: Testing sextant arc errorPaul Hirose19 Jan 2017, 22:28
Re: Testing sextant arc errorBrad Morris19 Jan 2017, 21:39
Re: Death to the Intercept Method!Peter Hakel19 Jan 2017, 20:58
Re: Death to the Intercept Method!David C19 Jan 2017, 19:37
Re: Galileo program facing technical problem with its atomic clocksMichael Bradley19 Jan 2017, 19:01
Galileo program facing technical problem with its atomic clocksJackson McDonald19 Jan 2017, 13:41
Re: Death to the Intercept Method!Bill Lionheart19 Jan 2017, 10:10
Re: Death to the Intercept Method!David C19 Jan 2017, 07:16
Re: Finding Polaris at the bottom of a bottleSean C19 Jan 2017, 06:09
Re: Testing sextant arc errorGreg Rudzinski18 Jan 2017, 19:46
Re: Testing sextant arc errorBrad Morris18 Jan 2017, 17:24
Re: Testing sextant arc errorGreg Rudzinski18 Jan 2017, 12:59
Re: Testing sextant arc errorAndrés Ruiz18 Jan 2017, 11:38
Re: Testing sextant arc errorFrancis Upchurch18 Jan 2017, 06:26
A Pitcairn ComedyGreg Rudzinski18 Jan 2017, 03:48
Re: Testing sextant arc errorDavid Pike17 Jan 2017, 19:59
Re: Temperature range of bubble sextants?David Pike17 Jan 2017, 19:56
Re: Temperature range of bubble sextants?David Pike17 Jan 2017, 19:30
Re: Testing sextant arc errorFrank Reed17 Jan 2017, 18:50
Re: Testing sextant arc errorBrad Morris17 Jan 2017, 18:24
Re: Testing sextant arc errorBill Morris17 Jan 2017, 18:22
Re: Testing sextant arc errorJohn D. Howard17 Jan 2017, 17:49
Re: Temperature range of bubble sextants?Tony Oz17 Jan 2017, 15:46
Re: Temperature range of bubble sextants?Tony Oz17 Jan 2017, 14:23
Testing sextant arc errorDavid Pike17 Jan 2017, 14:07
Re: Temperature range of bubble sextants?David Pike17 Jan 2017, 10:31
Re: Temperature range of bubble sextants?Noell Wilson16 Jan 2017, 23:38
Re: Temperature range of bubble sextants?Brad Morris16 Jan 2017, 23:37
Re: First Nations Navigation - west coast of British Columbia?Greg Rudzinski16 Jan 2017, 21:44
Re: Temperature range of bubble sextants?David Pike16 Jan 2017, 21:07
Re: First Nations Navigation - west coast of British Columbia?Carly Butler16 Jan 2017, 20:51
Re: First Nations Navigation - west coast of British Columbia?Carly Butler16 Jan 2017, 20:35
Re: GGR 2018 ProjectDavid C16 Jan 2017, 17:50
Re: Temperature range of bubble sextants?Brad Morris16 Jan 2017, 17:49
GGR 2018 ProjectGreg Rudzinski16 Jan 2017, 17:05
Temperature range of bubble sextants?Tony Oz16 Jan 2017, 16:39
Re: Spaceship navigationGary LaPook16 Jan 2017, 07:13
Re: When even a Davis Mark 3 is too muchBrad Morris16 Jan 2017, 05:40
Re: When even a Davis Mark 3 is too muchJohn D. Howard16 Jan 2017, 05:10
Re: When even a Davis Mark 3 is too muchBrad Morris16 Jan 2017, 04:38
Re: When even a Davis Mark 3 is too muchBill Morris16 Jan 2017, 04:20
Re: When even a Davis Mark 3 is too muchJohn D. Howard16 Jan 2017, 00:49
Re: When even a Davis Mark 3 is too muchBrad Morris16 Jan 2017, 00:03
Re: When even a Davis Mark 3 is too muchBrad Morris15 Jan 2017, 23:51
Re: When even a Davis Mark 3 is too muchBrad Morris15 Jan 2017, 23:44
Re: Spaceship navigationBrooks Lide15 Jan 2017, 23:34
Re: Spaceship navigationFrank Reed15 Jan 2017, 22:07
Re: When even a Davis Mark 3 is too muchDavid Pike15 Jan 2017, 21:16
Re: Spaceship navigationFrank Reed15 Jan 2017, 20:34
Re: When even a Davis Mark 3 is too muchÖrjan Sandström15 Jan 2017, 18:30
Re: When even a Davis Mark 3 is too muchJohn D. Howard15 Jan 2017, 17:48
Re: When even a Davis Mark 3 is too muchBrad Morris15 Jan 2017, 16:26
Re: When even a Davis Mark 3 is too muchGreg Rudzinski15 Jan 2017, 14:54
Re: When even a Davis Mark 3 is too muchHerman Dekker15 Jan 2017, 11:36
Re: When even a Davis Mark 3 is too muchÖrjan Sandström15 Jan 2017, 09:40
Re: When even a Davis Mark 3 is too muchDavid Pike15 Jan 2017, 09:30
Re: When even a Davis Mark 3 is too muchFrancis Upchurch15 Jan 2017, 05:24
Re: When even a Davis Mark 3 is too muchJohn D. Howard14 Jan 2017, 23:00
Re: Spaceship navigationBrooks Lide14 Jan 2017, 22:27
Re: When even a Davis Mark 3 is too muchDavid Pike14 Jan 2017, 20:31
Re: When even a Davis Mark 3 is too muchJohn D. Howard14 Jan 2017, 17:50
Re: Spaceship navigationEd Popko14 Jan 2017, 15:52
Re: Spaceship navigationDon Seltzer14 Jan 2017, 15:06
Re: Talk for surveyors about celestial navigationGreg Rudzinski14 Jan 2017, 13:45
Re: Talk for surveyors about celestial navigationPeter Hakel14 Jan 2017, 13:41
Re: Spaceship navigationGary LaPook14 Jan 2017, 06:38
Re: Talk for surveyors about celestial navigationHerbert Prinz14 Jan 2017, 05:51
Re: Spaceship navigationDavid C14 Jan 2017, 04:39
Re: Spaceship navigationFrank Reed14 Jan 2017, 03:41
Talk for surveyors about celestial navigationMorgan C. France14 Jan 2017, 03:37
Compact Ex-Meridian Table PDFGreg Rudzinski13 Jan 2017, 23:52
WWII Training Film. Emergency Ditch at Sea.Brad Morris13 Jan 2017, 23:49
5 Figure Natural Haversine Table Excel workbookMichael Bradley13 Jan 2017, 10:09
5 Figure Common Logs Excel WorkbookMichael Bradley13 Jan 2017, 10:03
Re: A C JohnsonDucruy Jacques12 Jan 2017, 17:35
Re: Spaceship navigationBrooks Lide12 Jan 2017, 12:09
Spaceship navigationGary LaPook12 Jan 2017, 05:10
Re: Bubbble sextantsRobert Swartz12 Jan 2017, 03:09
Re: A C JohnsonStephen N.G. Davies12 Jan 2017, 02:34
Re: When even a Davis Mark 3 is too muchFrank Reed12 Jan 2017, 01:56
When even a Davis Mark 3 is too muchLu Abel12 Jan 2017, 00:44
Bubbble sextantsChris Caswell11 Jan 2017, 22:56
A C JohnsonDucruy Jacques11 Jan 2017, 17:52
Re: Lunerian ApprenticeshipFrancis Upchurch11 Jan 2017, 09:49
Re: Lunerian ApprenticeshipSean C11 Jan 2017, 03:10
Re: Excel Workbooks for Sun, Moon, Stars, etc.Stan K10 Jan 2017, 23:50
Re: Excel Workbooks for Sun, Moon, Stars, etc.Brooks Lide10 Jan 2017, 20:27
Re: Excel Workbooks for Sun, Moon, Stars, etc.Brooks Lide10 Jan 2017, 20:20
Re: Excel Workbooks for Sun, Moon, Stars, etc.Stan K10 Jan 2017, 19:56
Re: Excel Workbooks for Sun, Moon, Stars, etc.Stan K10 Jan 2017, 19:16
Excel Workbooks for Sun, Moon, Stars, etc.Brooks Lide10 Jan 2017, 16:55
Re: Golden Globe Race NavigationFrancis Upchurch10 Jan 2017, 17:45
Re: Lunerian ApprenticeshipFrancis Upchurch10 Jan 2017, 12:14
Common Logarithms PDFGreg Rudzinski10 Jan 2017, 04:55
Combined Natural and Log Trig TableGreg Rudzinski10 Jan 2017, 04:50
Natural Haversine 5 Place Table PDFGreg Rudzinski10 Jan 2017, 04:29
Re: Lunerian ApprenticeshipSean C9 Jan 2017, 15:56
Re: Lunerian ApprenticeshipStan K9 Jan 2017, 15:22
Re: Lunerian ApprenticeshipEd Popko9 Jan 2017, 13:48
Re: Lunerian ApprenticeshipFrancis Upchurch9 Jan 2017, 11:28
Re: What happened to the leap second?David C9 Jan 2017, 08:28
Re: Lunerian ApprenticeshipFrancis Upchurch8 Jan 2017, 19:36
Re: Lunerian ApprenticeshipFrancis Upchurch8 Jan 2017, 19:29
Re: Golden Globe Race NavigationJorge Santos8 Jan 2017, 15:37
Re: Land LunarFrank Reed8 Jan 2017, 00:56
Re: Lunerian ApprenticeshipDavid C8 Jan 2017, 00:54
Re: Lunerian ApprenticeshipSean C8 Jan 2017, 00:46
Re: Lunerian ApprenticeshipFrank Reed8 Jan 2017, 00:34
Re: Land LunarDavid C7 Jan 2017, 21:03
Re: Lunerian ApprenticeshipDavid C7 Jan 2017, 20:51
Re: Golden Globe Race NavigationBruce J. Pennino7 Jan 2017, 20:27
Re: Land LunarJohn D. Howard7 Jan 2017, 17:48
Re: Land LunarJohn D. Howard7 Jan 2017, 17:14
Re: Lunerian ApprenticeshipSean C7 Jan 2017, 14:32
Re: Land LunarGeoffrey Kolbe7 Jan 2017, 07:25
Re: Lunerian ApprenticeshipDavid C7 Jan 2017, 06:37
Re: Lunerian ApprenticeshipAlan S7 Jan 2017, 04:32
Re: Lunerian ApprenticeshipSean C7 Jan 2017, 04:23
Re: Land LunarDavid C7 Jan 2017, 02:57
Re: Land LunarDavid C7 Jan 2017, 02:02
Re: Land LunarPaul Hirose6 Jan 2017, 23:10
Re: Lunerian ApprenticeshipDavid C6 Jan 2017, 20:33
Re: Lunerian ApprenticeshipDavid C6 Jan 2017, 09:26
Re: Lunerian ApprenticeshipBrad Morris6 Jan 2017, 14:00
Re: Lunerian ApprenticeshipFrancis Upchurch6 Jan 2017, 11:35
Re: Lunerian ApprenticeshipFrancis Upchurch6 Jan 2017, 10:02
Re: Lunerian ApprenticeshipDavid Pike6 Jan 2017, 09:59
Re: Golden Globe Race NavigationGary LaPook6 Jan 2017, 09:58
Certaine Errors in Navigation by Edward Wright, 1599Gary LaPook6 Jan 2017, 09:18
Re: Golden Globe Race NavigationBrad Morris6 Jan 2017, 08:07
Re: Golden Globe Race NavigationFrancis Upchurch6 Jan 2017, 08:07
Re: Golden Globe Race NavigationFrancis Upchurch6 Jan 2017, 05:16
Re: Lunerian ApprenticeshipDavid C6 Jan 2017, 03:57
Re: Lunerian ApprenticeshipDavid C6 Jan 2017, 02:52
Re: Lunerian ApprenticeshipFrank Reed6 Jan 2017, 02:30
Re: Lunerian ApprenticeshipFrank Reed6 Jan 2017, 02:25
Re: Lunerian ApprenticeshipDavid C6 Jan 2017, 02:14
Re: Land LunarFrank Reed6 Jan 2017, 02:07
Re: Lunerian ApprenticeshipDavid C6 Jan 2017, 01:58
Re: Lunerian ApprenticeshipFrank Reed6 Jan 2017, 01:49
Land LunarJohn D. Howard6 Jan 2017, 00:49
Re: Lunerian ApprenticeshipDavid Pike5 Jan 2017, 23:28
Re: Golden Globe Race NavigationBrad Morris5 Jan 2017, 22:45
Re: Golden Globe Race NavigationBill Lionheart5 Jan 2017, 21:22
Re: Golden Globe Race NavigationBrad Morris5 Jan 2017, 20:54
Re: Golden Globe Race NavigationGreg Rudzinski5 Jan 2017, 20:40
Re: Lunerian ApprenticeshipBrad Morris5 Jan 2017, 18:57
Re: Golden Globe Race NavigationFrancis Upchurch5 Jan 2017, 18:38
Re: Lunerian ApprenticeshipDavid Pike5 Jan 2017, 15:20
Re: Golden Globe Race NavigationGreg Rudzinski5 Jan 2017, 12:53
Lunerian ApprenticeshipDavid C5 Jan 2017, 10:03
Re: Time Zone DesignationsGary LaPook5 Jan 2017, 09:46
Re: Time Zone DesignationsGary LaPook5 Jan 2017, 09:10
Re: Golden Globe Race NavigationBill Lionheart5 Jan 2017, 08:22
Astron spreadsheet, version 1.12Peter Hakel5 Jan 2017, 07:58
Re: Finding Polaris at the bottom of a bottleAlan S5 Jan 2017, 03:35
Re: Time Zone DesignationsJohn Brown5 Jan 2017, 02:31
Re: Time Zone DesignationsScott Owen4 Jan 2017, 23:13
Re: Golden Globe Race NavigationGreg Rudzinski4 Jan 2017, 23:11
Re: Time Zone DesignationsDoug MacPherson4 Jan 2017, 18:10
Re: Time Zone DesignationsGary LaPook4 Jan 2017, 10:04
Re: Finding Polaris at the bottom of a bottleAndrés Ruiz4 Jan 2017, 09:22
Re: Time Zone DesignationsGary LaPook4 Jan 2017, 07:51
Re: Time Zone DesignationsHenry Halboth4 Jan 2017, 06:52
Re: Time Zone DesignationsHerbert Prinz4 Jan 2017, 05:48
Re: Time Zone DesignationsGreg Rudzinski4 Jan 2017, 04:57
Baush &Lomb 5854-1; index dial adjustment setting?Steve Schoner4 Jan 2017, 04:28
Re: Time Zone DesignationsBrad Morris4 Jan 2017, 03:27
Re: Time Zone DesignationsJohn D. Howard4 Jan 2017, 02:24
Re: Time Zone DesignationsLu Abel4 Jan 2017, 02:14
Finding Polaris at the bottom of a bottleEd Popko4 Jan 2017, 00:02
Re: Time Zone DesignationsStan K3 Jan 2017, 23:59
Re: Time Zone DesignationsBrad Morris3 Jan 2017, 23:31
Re: Time Zone DesignationsBob Goethe3 Jan 2017, 22:29
Re: Time Zone DesignationsStan K3 Jan 2017, 21:46
Re: Time Zone DesignationsTom Sult3 Jan 2017, 20:58
Re: Leap second on December 31Peter Smith3 Jan 2017, 20:57
Re: Top 7 Must-See Sky Events for 2017Greg Rudzinski3 Jan 2017, 20:38
Re: Time Zone DesignationsLu Abel3 Jan 2017, 20:18
Re: Time Zone DesignationsRon Jones3 Jan 2017, 19:37
Re: Leap second on December 31Frank Reed3 Jan 2017, 19:16
Re: Time Zone DesignationsFrank Reed3 Jan 2017, 18:51
Re: Leap second on December 31Lu Abel3 Jan 2017, 18:43
Re: Time Zone DesignationsBrad Morris3 Jan 2017, 18:34
Re: Time Zone DesignationsStan K3 Jan 2017, 17:28
Re: IMac and sight reduction.Stan K3 Jan 2017, 15:36
Re: Leap second on December 31David Pike3 Jan 2017, 14:07
Re: IMac and sight reduction.Bill Lionheart3 Jan 2017, 10:31
IMac and sight reduction.Paul Jackson3 Jan 2017, 06:33
Re: Time Zone DesignationsDavid C3 Jan 2017, 03:50
Re: Time Zone DesignationsFrank Reed3 Jan 2017, 02:37
Re: Time Zone DesignationsLu Abel3 Jan 2017, 02:06
Re: Time Zone DesignationsJohn D. Howard3 Jan 2017, 02:02
Time Zone DesignationsDavid C3 Jan 2017, 01:31
Re: Leap second on December 31John D. Howard3 Jan 2017, 00:14
Re: Position from intercept & azimuth by calculation.Ron Jones3 Jan 2017, 00:14
Re: Leap second on December 31Hewitt Schlereth3 Jan 2017, 00:08
Re: What happened to the leap second?John D. Howard3 Jan 2017, 00:08
Re: Golden Globe Race NavigationGreg Rudzinski2 Jan 2017, 23:43
Re: What happened to the leap second?David C2 Jan 2017, 23:34
Re: Leap second on December 31Frank Reed2 Jan 2017, 23:06
Re: Santa Barbara 2016: Venus sightBill Ritchie2 Jan 2017, 22:40
Re: Leap second on December 31John D. Howard2 Jan 2017, 21:21
Re: Showing a Mercator Projection is not a perspective projectionGary LaPook2 Jan 2017, 21:16
Re: Golden Globe Race NavigationBill Lionheart2 Jan 2017, 21:06
Re: Golden Globe Race NavigationBill Morris2 Jan 2017, 20:16
Re: Golden Globe Race NavigationTom Sult2 Jan 2017, 20:12
Re: Golden Globe Race NavigationFrank Reed2 Jan 2017, 19:09
Leap Second Poses a ChallengeBob Goethe2 Jan 2017, 18:43
Re: Time TerminologyJohn D. Howard2 Jan 2017, 18:15
Re: Leap second on December 31Frank Reed2 Jan 2017, 18:05
Re: What happened to the leap second?Bill Noyce2 Jan 2017, 17:35
Re: Time TerminologyBill Noyce2 Jan 2017, 17:16
Top 7 Must-See Sky Events for 2017Jackson McDonald2 Jan 2017, 16:58
Re: What happened to the leap second?Robin Stuart2 Jan 2017, 16:02
In the Heart of the SeaDon Seltzer2 Jan 2017, 15:27
Re: Time TerminologySean C2 Jan 2017, 13:53
Re: The Sun does not stop for anyoneDavid Pike2 Jan 2017, 11:35
Re: Showing a Mercator Projection is not a perspective projectionGary LaPook2 Jan 2017, 07:30
Time TerminologyDavid C2 Jan 2017, 06:10
Re: Toward a reedition of "Histoire generale de la navigation" by F. MarguetFrank Reed2 Jan 2017, 02:20
Re: Hamilton 992B as Marine ChronometerRobert VanderPol II2 Jan 2017, 02:05
Re: What happened to the leap second?David C1 Jan 2017, 21:26
Re: Toward a reedition of "Histoire generale de la navigation" by F. MarguetPaul Bedel1 Jan 2017, 20:35
Re: What happened to the leap second?Herbert Prinz1 Jan 2017, 20:26
Re: Showing a Mercator Projection is not a perspective projectionFrank Reed1 Jan 2017, 20:23
Re: Showing a Mercator Projection is not a perspective projectionRobin Stuart1 Jan 2017, 20:05
Re: What happened to the leap second?Robert Bernecky1 Jan 2017, 20:01
Re: Showing a Mercator Projection is not a perspective projectionFrank Reed1 Jan 2017, 19:54
Re: Showing a Mercator Projection is not a perspective projectionDavid Pike1 Jan 2017, 18:51
Re: Showing a Mercator Projection is not a perspective projectionFrank Reed1 Jan 2017, 19:47
Re: Showing a Mercator Projection is not a perspective projectionDavid Pike1 Jan 2017, 19:46
Re: Leap second on December 31Robin Stuart1 Jan 2017, 19:29
Re: What happened to the leap second?Jackson McDonald1 Jan 2017, 17:58
Re: Leap second on December 31Bob Goethe1 Jan 2017, 16:10
Re: Leap second on December 31Bob Goethe1 Jan 2017, 15:57
Re: What happened to the leap second?Robin Stuart1 Jan 2017, 15:19
Re: Showing a Mercator Projection is not a perspective projectionDavid Pike1 Jan 2017, 11:41
Re: What happened to the leap second?David C1 Jan 2017, 07:50
Re: Showing a Mercator Projection is not a perspective projectionFrank Reed1 Jan 2017, 03:53
Happy New Year!Sean C1 Jan 2017, 05:09
Re: Showing a Mercator Projection is not a perspective projectionFrank Reed1 Jan 2017, 03:53
Re: What happened to the leap second?David C1 Jan 2017, 03:48
Re: What happened to the leap second?David C1 Jan 2017, 03:28
Re: What happened to the leap second?David C1 Jan 2017, 03:18
Re: Leap second videoFrank Reed1 Jan 2017, 02:04
Re: What happened to the leap second?Bill B1 Jan 2017, 01:56
What happened to the leap second?David C1 Jan 2017, 00:38
Leap second videoJackson McDonald1 Jan 2017, 00:04

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