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NavList:

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

January, 2017 to December, 2017

Index includes 3453 messages. Sorted by date, recent messages first.

                    
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
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
Re: Fascinated by slide rulesAlan S21 Dec 2017, 19:15
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: Planet positions and light travel timeDon Seltzer18 Dec 2017, 16:13
Re: Planet positions and light travel timeDave Walden18 Dec 2017, 14:39
Re: Hello from a New MemberEd Popko18 Dec 2017, 13:54
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: Pub 229Frank Reed7 Dec 2017, 23:19
Re: Pub 229Chris Caswell7 Dec 2017, 22:12
Re: Longitude by asteroidEd Popko7 Dec 2017, 21:25
Re: Tamaya Regulus II sextantRon DiGiovanni7 Dec 2017, 20:39
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, 23:27
Re: Pub. 249 questionStan K24 Nov 2017, 23:17
Re: Pub. 249 questionStan K24 Nov 2017, 23:14
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 proceedingsmax mulhern12 Nov 2017, 22:29
Re: The Science of Time 2016 conference proceedingsRichard Easton12 Nov 2017, 22:01
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
To Herman DekkerStan K8 Nov 2017, 15:44
Re: Astro slide ruleAlan S8 Nov 2017, 15:43
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: 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: Mystery SextantJohn Visser26 Oct 2017, 12:55
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 positionAndrés Ruiz20 Oct 2017, 10:24
Re: Azimuth method for positionFrancis Upchurch20 Oct 2017, 09:15
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: Mirror adjustment toolsStan K29 Sep 2017, 19:57
Re: Natural haversines: the interpolation table?Greg Rudzinski29 Sep 2017, 18:40
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: Is there any connection between difference in SHA and difference in azimuth?Sean C26 Sep 2017, 04:47
Re: USS John S McCainStephen N.G. Davies26 Sep 2017, 02:09
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
Re: Can I Navigate Without an Assumed Position?Peter Hakel23 Sep 2017, 19:05
Quiz about the Southern CrossAntoine Couëtte23 Sep 2017, 13:48
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: US Navy switches AIS ONDon Seltzer23 Sep 2017, 02:19
Spring EquinoxDavid C23 Sep 2017, 01:11
Re: Tamaya NC-77 AlmanacJoseph Rheubeck22 Sep 2017, 22:45
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: Varuna -- Abandoned due to Loss of PowerBruce Cutting11 Sep 2017, 17:54
Re: Calculator Recommendations (Ageton Classic)Bob Goethe11 Sep 2017, 17:50
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: Varuna -- Abandoned due to Loss of PowerGreg Rudzinski9 Sep 2017, 15:04
Re: Faraday cageBruce J. Pennino9 Sep 2017, 13:22
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
Fritz Uttmark and universal plotting sheetsJing C8 Sep 2017, 09:15
Re: The "Death to the Intercept Method" revisited?Tony Oz8 Sep 2017, 08:45
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
Re: The "Death to the Intercept Method" revisited?Robin Jouan7 Sep 2017, 14:34
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, 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: The "Death to the Intercept Method" revisited?Jing C4 Sep 2017, 19:16
Re: Calculator RecommendationsFrancis Upchurch4 Sep 2017, 19:14
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: A-8A Aircraft SextantMichael Bernhardt3 Sep 2017, 02:31
Re: Comparison of sight reduction tablesAlan S3 Sep 2017, 01:25
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: LED Street Lights - Rheostat reconditioningDavid Pike28 Aug 2017, 21:31
Re: A story of a pilot lost over Pacific and saved by a passenger jet crew?Tom Sult28 Aug 2017, 21:08
Re: A story of a pilot lost over Pacific and saved by a passenger jet crew?David C28 Aug 2017, 21:04
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
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: Just a Word of IntroductionCalvin Waterbury25 Aug 2017, 08:46
Re: Nautical Slide RuleCalvin Waterbury25 Aug 2017, 08:43
Re: Can I Navigate Without an Assumed Position?Calvin Waterbury25 Aug 2017, 08:39
Re: Nautical Slide RuleRonald van Riet25 Aug 2017, 08:14
Re: Collisions at seaBruce J. Pennino25 Aug 2017, 03:41
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
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
Solar Observation ComputationJoseph Uy24 Aug 2017, 06:08
"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: GPS spoofing for realBill B13 Aug 2017, 18:28
Re: GPS spoofing for realSean C13 Aug 2017, 17:35
Re: ADMIN: NavList Operations contributions, please...Francis Upchurch13 Aug 2017, 16:46
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
Re: SS WarrimooFrank Reed27 Jul 2017, 22:17
Miracle on the HudsonBill B27 Jul 2017, 22:16
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: MeasurementsTony Oz26 Jul 2017, 10:48
Re: Kollsman periscopic bubble sextantDick Olds26 Jul 2017, 02:24
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: What about this new book?Andrés Ruiz25 Jul 2017, 08:14
Re: Left-handed Coutinho sextantDavid Pike25 Jul 2017, 06:56
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
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
Longitude by noon sightDavid Shoemaker21 Jul 2017, 13:40
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
Re: Equation of Time Simplified?Robert Bernecky18 Jul 2017, 13:49
Re: Equation of Time Simplified?Alejandro Muñoz17 Jul 2017, 17:46
New ways to create false horizons?Jan Jaap Maes17 Jul 2017, 17:10
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: Which calculator to use for "arctan(tan(269))"?D Maracle17 Jul 2017, 14:22
Re: Equation of Time Simplified?Alejandro Muñoz17 Jul 2017, 10:28
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 MoonHerman Dekker10 Jul 2017, 18:32
Re: Another giant MoonFrank Reed10 Jul 2017, 18:25
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: MK IXA sextantBill Morris16 Jun 2017, 04:36
Re: MK IXA sextantDavid C16 Jun 2017, 03:35
Re: StarTalk TV: celestial navigation on National GeographicTom Sult16 Jun 2017, 01:52
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: Marion-Bermuda Sailing event (with Celestial)Stan K10 Jun 2017, 21:43
Re: Error ellipse proportionsBob Goethe10 Jun 2017, 21:40
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: Error ellipse proportionsAndrés Ruiz9 Jun 2017, 12:07
Re: Error ellipse proportionsAndrés Ruiz9 Jun 2017, 09:07
Re: Failing to Use All the Navigational Inputs At Your DisposalGary LaPook9 Jun 2017, 07:49
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: Example sights very near the North PoleRobin Jouan7 Jun 2017, 09:13
Re: Wrinkles in Practical navigation mapsBob Crawley7 Jun 2017, 09:02
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 freewareRobert Bernecky15 May 2017, 12:49
Re: Curve sketching freewareBill Roberts15 May 2017, 04:40
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 JupiterHerman Dekker12 May 2017, 12:33
Re: A meridian-passage latitude from JupiterDavid Pike12 May 2017, 12:25
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: 19th century US NavyDon Seltzer7 May 2017, 00:13
Re: The Ping explainedJack Houman6 May 2017, 23:42
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
Re: Index CorrectionAlexandre Eremenko10 Apr 2017, 19:26
Backstaff experimentsLou deMartelly10 Apr 2017, 18:44
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 noonPeter Hakel6 Apr 2017, 23:10
Re: Take two: Latitude and longitude around noonBrad Morris6 Apr 2017, 23:01
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
Re: Latitude and longitude around noonÖrjan Sandström31 Mar 2017, 09:42
LOPMike Freeman31 Mar 2017, 07:11
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
Comparing SR methods?Tony Oz16 Mar 2017, 12:41
Re: New compact backup CELNAV systemTony Oz16 Mar 2017, 09:36
Re: New compact backup CELNAV systemTony Oz15 Mar 2017, 20:59
Re: Advice on Box SextantRon Wisner15 Mar 2017, 18:02
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: Aldebaran occultationPaul Hirose5 Mar 2017, 20:19
Re: Latitude and longitude around noonBob Crawley5 Mar 2017, 19:33
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 noonGreg Rudzinski4 Mar 2017, 15:33
Re: Latitude and longitude around noonFrancis Upchurch4 Mar 2017, 15:26
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: The perils of going to sea relying on a minimum of modern electronicsBill Lionheart3 Mar 2017, 08:11
Re: Retrograde motion of the planetsSteve E. Bryant3 Mar 2017, 07:58
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
The perils of going to sea relying on a minimum of modern electronicsDavid Pike2 Mar 2017, 09:33
Re: Symmedian talkGary LaPook2 Mar 2017, 07:39
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: How accurate is pinned lat & long on Google Earth?David C27 Feb 2017, 20:25
Re: New compact backup CELNAV systemTony Oz27 Feb 2017, 19:27
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, 05:02
Re: Worsley's EpitomeBrad Morris11 Feb 2017, 04:54
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 EpitomeSean C10 Feb 2017, 18:01
Re: Worsley's EpitomeBrad Morris10 Feb 2017, 17:32
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: Transcript Of Worsleys Navigational Log BookDavid C9 Feb 2017, 07:11
Re: 360 degree slide rule trigPaul Hirose9 Feb 2017, 06:44
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: Precession and NutationGary LaPook2 Feb 2017, 17:30
Re: Hats off to everyone who can do this!David Pike2 Feb 2017, 16:21
Re: Is there a doctor........I mean a navlist member on board?Greg Rudzinski2 Feb 2017, 16:18
Re: Transcript Of Worsleys Navigational Log BookBrad Morris2 Feb 2017, 15:30
Re: Transcript Of Worsleys Navigational Log BookLars Bergman2 Feb 2017, 14:22
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
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
Finding Venus in the daytime skyDoug MacPherson1 Feb 2017, 19:43
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: Is there a doctor........I mean a navlist member on board?John D. Howard31 Jan 2017, 15:30
Re: Precession and NutationJohn D. Howard31 Jan 2017, 15:20
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
Precession and NutationMike Freeman30 Jan 2017, 19:20
Re: Star finder tip: subtract one degreeHerbert Prinz30 Jan 2017, 17:59
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: An artificial horizon opportunity?David Pike27 Jan 2017, 16:57
Re: Quiz on the Graphics of a British PassportGreg Rudzinski27 Jan 2017, 15:57
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
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
Moon phase timingGayan Wickramasuriya25 Jan 2017, 06:09
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, 02:41
Re: Where are you most likely to be in the triangle?Gary LaPook22 Jan 2017, 02:28
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
Re: Golden Globe Race NavigationFrancis Upchurch10 Jan 2017, 17:45
Excel Workbooks for Sun, Moon, Stars, etc.Brooks Lide10 Jan 2017, 16:55
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 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
Re: Lunerian ApprenticeshipDavid C6 Jan 2017, 09:26
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 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: Showing a Mercator Projection is not a perspective projectionDavid Pike1 Jan 2017, 18:51
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
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: 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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