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

January, 2018

Index includes 238 messages. Sorted alphabetically by subject.

                    
"Bomb Cyclone" GRIBSean C5 Jan 2018, 06:15
'Standard' Dome Refraction TableDavid Pike6 Jan 2018, 22:27
Re: 'Standard' Dome Refraction TableTracy Shrier8 Jan 2018, 17:20
Re: 'Standard' Dome Refraction TableFrank Reed8 Jan 2018, 18:59
Re: 'Standard' Dome Refraction TableDavid Pike9 Jan 2018, 10:22
2017 Bowditch ErrataAntonio Sauci21 Jan 2018, 21:49
Re: A noon fix inland with an peri-sextantAntoine Couëtte7 Jan 2018, 19:23
Re: A noon fix inland with an peri-sextantAntoine Couëtte8 Jan 2018, 10:52
Re: A noon fix inland with an peri-sextantMark Knudsen8 Jan 2018, 16:43
Re: A noon fix inland with an peri-sextantDavid Pike8 Jan 2018, 19:18
Re: A noon fix inland with an peri-sextantMark Knudsen9 Jan 2018, 03:34
Re: A noon fix inland with an peri-sextantDavid Pike9 Jan 2018, 16:51
Re: A noon fix inland with an peri-sextantMark Knudsen9 Jan 2018, 17:56
Re: A noon fix inland with an peri-sextantBrad Morris9 Jan 2018, 18:21
Re: A noon fix inland with an peri-sextantDavid Pike9 Jan 2018, 19:13
Archeological Celestial QuestionMark Coady17 Jan 2018, 18:33
Re: Archeological Celestial QuestionTony Oz18 Jan 2018, 14:28
Re: Archeological Celestial QuestionPaul Saffo18 Jan 2018, 15:15
Re: Archeological Celestial QuestionFrank Reed18 Jan 2018, 19:15
Re: Archeological Celestial QuestionDon Seltzer18 Jan 2018, 21:08
Re: Archeological Celestial QuestionPaul Hirose18 Jan 2018, 22:44
Artifical HorizonTerry Syrokosz25 Jan 2018, 17:46
Re: Artifical HorizonGreg Rudzinski25 Jan 2018, 20:39
Re: Artifical HorizonDavid Pike25 Jan 2018, 22:00
Re: Artifical HorizonGreg Rudzinski25 Jan 2018, 23:07
Re: Artifical HorizonTerry Syrokosz26 Jan 2018, 02:22
Re: Artifical HorizonTerry Syrokosz26 Jan 2018, 02:36
Re: Artifical HorizonAndrés Ruiz26 Jan 2018, 09:50
Re: Artifical HorizonDavid Pike26 Jan 2018, 10:03
Re: Artifical HorizonGreg Rudzinski26 Jan 2018, 12:59
Re: Artifical HorizonTerry Syrokosz27 Jan 2018, 20:55
Re: Artifical HorizonAlan S28 Jan 2018, 01:40
Re: Bygrave sight reduction by slide rulePaul Hirose2 Jan 2018, 22:44
Re: Bygrave sight reduction by slide rulePaul Hirose8 Jan 2018, 04:40
Call for Papers reminder: History of navigation conferenceRichard Dunn4 Jan 2018, 15:24
Re: Call for Papers reminder: History of navigation conferenceFrank Reed20 Jan 2018, 02:00
Re: Coriolis Acceleration -- A general caseAntoine Couëtte8 Jan 2018, 14:11
Re: Coriolis Acceleration -- A general caseGary LaPook8 Jan 2018, 23:10
Re: Coriolis Acceleration -- A general caseDavid Pike9 Jan 2018, 09:48
Re: Coriolis Acceleration -- A general caseDavid Pike9 Jan 2018, 14:33
Re: Cotter's "History of Nautical Astronomy" on ebayFrank Reed10 Jan 2018, 18:22
Re: Cotter's "History of Nautical Astronomy" on ebayDavid C10 Jan 2018, 19:04
Degree symbol anomalyPaul Hirose15 Jan 2018, 08:03
Re: Degree symbol anomalyFrank Reed15 Jan 2018, 16:59
Re: Degree symbol anomalyRobert Bernecky15 Jan 2018, 21:58
DIY long-term almanac for calculatorsTony Oz15 Jan 2018, 10:52
Re: DIY long-term almanac for calculatorsAntoine Couëtte15 Jan 2018, 16:42
Re: DIY long-term almanac for calculatorsMurray Peake16 Jan 2018, 10:47
Re: DIY long-term almanac for calculatorsPaul Hirose17 Jan 2018, 05:32
Re: DIY long-term almanac for calculatorsBruce Cutting17 Jan 2018, 20:18
Re: DIY long-term almanac for calculatorsPaul Hirose18 Jan 2018, 19:37
Re: DIY long-term almanac for calculatorsFrank Reed18 Jan 2018, 20:41
Re: DIY long-term almanac for calculatorsAndrés Ruiz19 Jan 2018, 10:55
Re: DIY long-term almanac for calculatorsMurray Peake22 Jan 2018, 23:11
Re: DIY long-term almanac for calculatorsPaul Hirose23 Jan 2018, 21:32
Re: DIY long-term almanac for calculatorsTony Oz24 Jan 2018, 09:29
Re: DIY long-term almanac for calculatorsAntoine Couëtte24 Jan 2018, 11:37
Re: DIY long-term almanac for calculatorsAndrés Ruiz25 Jan 2018, 08:37
Re: Etymology of "loom"?Markus O.14 Jan 2018, 04:11
Ex-meridian table methodologyJeremy C21 Jan 2018, 04:52
Re: Ex-meridian table methodologyGreg Rudzinski21 Jan 2018, 14:12
Flight Levels CelNav: 01/10/2018Tracy Shrier22 Jan 2018, 05:18
Re: Flight Levels CelNav: 01/10/2018Gary LaPook22 Jan 2018, 07:04
Flight Levels CelNav; 11/10/2017Tracy Shrier8 Jan 2018, 05:02
Re: Flight Levels CelNav; 11/10/2017Antoine Couëtte8 Jan 2018, 15:32
Re: Flight Levels CelNav; 11/10/2017David Pike8 Jan 2018, 21:00
Re: Flight Levels CelNav; 11/10/2017Gary LaPook9 Jan 2018, 09:57
Re: Flight Levels CelNav; 11/10/2017David Pike14 Jan 2018, 13:00
Re: Flight Levels CelNav; 11/10/2017Tracy Shrier17 Jan 2018, 05:43
Re: Flight Levels CelNav; 11/10/2017Gary LaPook17 Jan 2018, 09:43
Re: Flight Levels CelNav; 11/10/2017Gary LaPook17 Jan 2018, 09:59
GC Routes & Strings on GlobesSean C23 Jan 2018, 04:39
Re: GC Routes & Strings on GlobesGary LaPook23 Jan 2018, 08:10
Re: GC Routes & Strings on GlobesFrank Reed23 Jan 2018, 17:15
Re: Gnomonic Charts - personal experience/challengeJeremy C20 Jan 2018, 23:37
Gnomonic Charts - Usable ZonesBob Goethe19 Jan 2018, 02:43
Re: Gnomonic Charts - Usable ZonesFrank Reed19 Jan 2018, 03:09
Re: Gnomonic Charts - Usable ZonesBob Goethe19 Jan 2018, 06:47
Re: Gnomonic Charts - Usable ZonesPaul Hirose19 Jan 2018, 08:49
Re: Gnomonic Charts - Usable ZonesSean C19 Jan 2018, 09:17
Re: Gnomonic Charts - Usable ZonesGreg Rudzinski19 Jan 2018, 15:08
Re: Gnomonic Charts - Usable ZonesRobin Stuart19 Jan 2018, 16:06
Re: Gnomonic Charts - Usable ZonesAntoine Couëtte19 Jan 2018, 16:24
Re: Gnomonic Charts - Usable ZonesStan K19 Jan 2018, 16:24
Re: Gnomonic Charts - Usable ZonesStan K19 Jan 2018, 16:28
Re: Gnomonic Charts - Usable ZonesJohn D. Howard19 Jan 2018, 16:38
Re: Gnomonic Charts - Usable ZonesBob Goethe19 Jan 2018, 16:54
Re: Gnomonic Charts - Usable ZonesAndrés Ruiz19 Jan 2018, 17:32
Re: Gnomonic Charts - Usable ZonesFrank Reed19 Jan 2018, 18:27
Re: Gnomonic Charts - Usable ZonesJeremy C20 Jan 2018, 13:38
Re: Gnomonic Charts - Usable ZonesFrank Reed20 Jan 2018, 17:31
Re: Gnomonic Charts - Usable ZonesFrank Reed20 Jan 2018, 21:14
Re: Gnomonic Charts - Usable ZonesJeremy C20 Jan 2018, 23:25
Re: Gnomonic Charts - Usable ZonesStan K22 Jan 2018, 00:04
Re: Gnomonic Charts - Usable ZonesFrank Reed22 Jan 2018, 06:00
Re: Gnomonic Charts - Usable ZonesEd Popko22 Jan 2018, 10:38
Re: Gnomonic Charts - Usable ZonesAndrés Ruiz22 Jan 2018, 13:08
Re: Gnomonic Charts - Usable ZonesStan K22 Jan 2018, 15:50
Re: Gnomonic Charts - Usable ZonesStan K22 Jan 2018, 16:29
Re: Gnomonic Charts - Usable ZonesStan K22 Jan 2018, 16:53
Re: Gnomonic Charts - Usable ZonesAndrés Ruiz22 Jan 2018, 18:14
Re: Gnomonic Charts - Usable ZonesStan K22 Jan 2018, 19:11
Re: Gnomonic Charts - Usable ZonesAndrés Ruiz22 Jan 2018, 20:43
Gnomonic charts and distancesBob Goethe22 Jan 2018, 19:07
Re: Gnomonic charts and distancesFrank Reed22 Jan 2018, 19:35
Re: Gnomonic charts and distancesRobin Stuart23 Jan 2018, 14:42
Re: Gnomonic charts and distancesFrank Reed23 Jan 2018, 19:57
Re: Gnomonic charts and distancesDavid Fleming23 Jan 2018, 20:26
Re: GPS Anti Spoof appAndrés Ruiz1 Jan 2018, 18:28
Re: GPS Anti Spoof appFrank Reed1 Jan 2018, 21:01
Re: GPS Anti Spoof appDavid Pike5 Jan 2018, 20:26
Re: GPS Anti Spoof appFrank Reed8 Jan 2018, 20:00
Re: GPS Anti Spoof appEd Popko8 Jan 2018, 20:20
Re: GPS Anti Spoof appGreg Rudzinski8 Jan 2018, 22:34
Re: GPS Anti Spoof appEd Popko9 Jan 2018, 11:35
Latitude by law of cosinesChris Caswell14 Jan 2018, 22:08
Re: Latitude by law of cosinesRobert Bernecky15 Jan 2018, 01:38
Re: Latitude by law of cosinesChris Caswell15 Jan 2018, 23:21
Re: Latitude by law of cosinesFrank Reed15 Jan 2018, 23:51
Re: Latitude by law of cosinesChris Caswell16 Jan 2018, 22:20
Re: Latitude by law of cosinesFred Hebard17 Jan 2018, 05:02
Re: Latitude by law of cosinesFrank Reed19 Jan 2018, 05:23
Re: Latitude by law of cosinesChris Caswell22 Jan 2018, 23:05
Re: Latitude by law of cosinesFrank Reed23 Jan 2018, 00:31
Re: Latitude by law of cosinesChris Caswell23 Jan 2018, 20:07
Re: Latitude by law of cosinesCharles McElhill24 Jan 2018, 13:52
Re: Latitude by two stars ...on a Party BoatBob Crawley5 Jan 2018, 08:15
Re: Latitude by two stars ...on a Party BoatFrank Reed5 Jan 2018, 23:42
Re: Latitude by two stars ...on a Party BoatAntoine Couëtte9 Jan 2018, 15:33
Re: Latitude by two stars ...on a Party BoatBob Crawley9 Jan 2018, 16:35
Re: Latitude by two stars ...on a Party BoatAntoine Couëtte10 Jan 2018, 11:31
Lunar distance and nautical almanacDucruy Jacques5 Jan 2018, 21:35
Re: Lunar distance and nautical almanacPeter Monta6 Jan 2018, 00:02
Re: Lunar distance and nautical almanacDucruy Jacques6 Jan 2018, 12:36
Re: Lunar distance and nautical almanacWolfgang Köberer7 Jan 2018, 11:56
Re: Lunar distance and nautical almanacDucruy Jacques7 Jan 2018, 15:52
Lunars-liteRoger W. Sinnott29 Jan 2018, 12:15
Re: Lunars-litePeter Monta29 Jan 2018, 23:32
Re: Lunars-litePeter Monta29 Jan 2018, 23:59
Re: Lunars-liteRoger W. Sinnott30 Jan 2018, 02:34
Re: Lunars-litePeter Monta31 Jan 2018, 00:23
Re: Lunars-liteRoger W. Sinnott31 Jan 2018, 15:05
Margetts' 1790 Longitude TablesEd Popko26 Jan 2018, 15:08
Re: Margetts' 1790 Longitude TablesFrank Reed26 Jan 2018, 18:55
Re: Margetts' 1790 Longitude TablesEd Popko26 Jan 2018, 20:28
Re: Margetts' 1790 Longitude TablesFrancis Upchurch27 Jan 2018, 07:03
Mickey Mouse's dog is backGary LaPook30 Jan 2018, 01:35
Re: Mickey Mouse's dog is backSean C30 Jan 2018, 04:20
Re: Mickey Mouse's dog is backGary LaPook30 Jan 2018, 07:07
Re: Mickey Mouse's dog is backNoell Wilson30 Jan 2018, 23:21
Moon sight reductionTerry Syrokosz25 Jan 2018, 17:41
Re: Moon sight reductionStan K25 Jan 2018, 21:30
Re: Moon sight reductionGary LaPook25 Jan 2018, 21:51
Re: Moon sight reductionTerry Syrokosz25 Jan 2018, 22:59
Re: Moon sight reductionTerry Syrokosz25 Jan 2018, 23:11
Navigating with GPS, opticallyPeter Monta19 Jan 2018, 08:42
NavList Twitter feedFrank Reed31 Jan 2018, 01:28
Oblateness calculation given observe r’s latitudeEd Popko29 Jan 2018, 19:23
Re: Oblateness calculation given observer's latitudeFrank Reed29 Jan 2018, 20:12
Re: Oblateness calculation given observer's latitudeEd Popko29 Jan 2018, 20:48
Re: Oblateness calculation given observer's latitudePeter Monta30 Jan 2018, 00:08
Re: Oblateness calculation given observer's latitudePaul Hughes30 Jan 2018, 11:18
Re: Oblateness calculation given observer's latitudeFrank Reed30 Jan 2018, 21:52
Re: Oblateness calculation given observer's latitudePeter Monta31 Jan 2018, 00:01
Planned GNSS denial in the USDavid Pike30 Jan 2018, 12:13
Question about old sextantGerman Diaz25 Jan 2018, 17:37
Re: Question about old sextantPeter Monta25 Jan 2018, 19:29
Re: Question about old sextantWolfgang Köberer26 Jan 2018, 09:15
Re: Question about old sextantRobert H. van Gent26 Jan 2018, 10:02
Re: Question about old sextantAndrés Ruiz26 Jan 2018, 10:20
Reduction of occultation of starsMurray Peake9 Jan 2018, 20:38
Re: Reduction of occultation of starsRobin Stuart10 Jan 2018, 16:25
Re: Reduction of occultation of starsMurray Peake10 Jan 2018, 18:01
Re: Reduction of occultation of starsAntoine Couëtte11 Jan 2018, 11:18
Re: Reduction of occultation of starsRoger W. Sinnott11 Jan 2018, 16:42
Re: Reduction of occultation of starsMurray Peake11 Jan 2018, 16:47
Re: Reduction of occultation of starsMurray Peake11 Jan 2018, 18:04
Re: Reduction of occultation of starsAntoine Couëtte11 Jan 2018, 22:50
Re: Reduction of occultation of starsRoger W. Sinnott12 Jan 2018, 01:43
Satellite-derived Time and Position: A Study of Critical DependenciesDavid Pike31 Jan 2018, 08:28
Semi-diameter of moonBob Goethe20 Jan 2018, 20:25
Re: Semi-diameter of moonFrank Reed20 Jan 2018, 20:52
SHA vs RABob Goethe14 Jan 2018, 15:50
Re: SHA vs RAFrank Reed14 Jan 2018, 16:40
Re: SHA vs RADavid Pike14 Jan 2018, 17:49
Re: SHA vs RAGary LaPook14 Jan 2018, 22:03
Shadow sights for longitudeJohn A Brown9 Jan 2018, 15:53
Re: Shadow sights for longitudeJohn A Brown11 Jan 2018, 16:03
Re: Shadow sights for longitudeJohn Rizzuto11 Jan 2018, 21:22
Re: Shadow sights for longitudeMark Knudsen12 Jan 2018, 18:54
Re: Shadow sights for longitudeMark Knudsen12 Jan 2018, 19:31
Re: Shadow sights for longitudeDavid Fleming12 Jan 2018, 21:06
Re: Shadow sights for longitudeMark Knudsen13 Jan 2018, 01:15
Re: Shadow sights for longitudeDavid Fleming13 Jan 2018, 03:40
Re: Shadow sights for longitudePeter Monta13 Jan 2018, 04:43
Re: Shadow sights for longitudeGeoffrey Kolbe13 Jan 2018, 07:26
Re: Shadow sights for longitudeDavid Pike13 Jan 2018, 08:02
Re: Shadow sights for longitudeDavid Fleming13 Jan 2018, 18:47
Re: Shadow sights for longitudeBrad Morris13 Jan 2018, 20:05
Re: Shadow sights for longitudeGeoffrey Kolbe14 Jan 2018, 07:40
Re: Shadow sights for longitudeJohn A Brown14 Jan 2018, 08:01
Re: Shadow sights for longitudeFrank Reed14 Jan 2018, 08:36
Re: Shadow sights for longitudeGreg Rudzinski14 Jan 2018, 19:08
Re: Shadow sights for longitudeJohn A Brown17 Jan 2018, 18:08
Re: Solstice Sun LinesTracy Shrier6 Jan 2018, 02:04
Re: Solstice Sun LinesTracy Shrier6 Jan 2018, 03:01
Re: Solstice Sun LinesBrian Walton6 Jan 2018, 04:50
Re: Solstice Sun LinesDavid Pike6 Jan 2018, 22:06
Some Link A12 Sextant QuestionsDavid Pike21 Jan 2018, 16:11
Re: Some Link A12 Sextant QuestionsTracy Shrier21 Jan 2018, 22:36
Re: Some Link A12 Sextant QuestionsPaul Hirose22 Jan 2018, 05:28
Re: Some Link A12 Sextant QuestionsGary LaPook22 Jan 2018, 07:15
Re: Some Link A12 Sextant QuestionsTracy Shrier22 Jan 2018, 18:41
Re: Some Link A12 Sextant QuestionsDavid Pike24 Jan 2018, 22:38
Re: Some Link A12 Sextant QuestionsAndrés Ruiz25 Jan 2018, 09:13
Re: Some Link A12 Sextant QuestionsGeoffrey Kolbe25 Jan 2018, 13:21
Re: Some Link A12 Sextant QuestionsDavid Pike25 Jan 2018, 22:33
Re: Some Link A12 Sextant QuestionsKen Gebhart26 Jan 2018, 04:54
Soviet navy emergency navigation manual (Pub.9049)Tony Oz10 Jan 2018, 16:25
Re: Soviet navy emergency navigation manual (Pub.9049)Bob Goethe10 Jan 2018, 17:51
Re: Soviet navy emergency navigation manual (Pub.9049)Tony Oz10 Jan 2018, 19:54
Re: Soviet navy emergency navigation manual (Pub.9049)Andrew Nikitin11 Jan 2018, 13:32
Re: Soviet navy emergency navigation manual (Pub.9049)Tony Oz11 Jan 2018, 16:23
Re: Soviet navy emergency navigation manual (Pub.9049)Tony Oz12 Jan 2018, 12:35
Re: Soviet navy emergency navigation manual (Pub.9049)Tony Oz12 Jan 2018, 18:08
Star identification via Bygrave formulasPaul Hirose12 Jan 2018, 16:48
Supermoon maniaFrank Reed22 Jan 2018, 18:43
The "mysterious" John Karl's book formulasAntonio Sauci19 Jan 2018, 05:28
Re: The "mysterious" John Karl's book formulasAndrés Ruiz19 Jan 2018, 17:21
The Easy LunarsCharles McElhill12 Jan 2018, 22:08
Re: The Easy LunarsSean C12 Jan 2018, 23:43
Re: The Easy LunarsCharles McElhill13 Jan 2018, 09:53
Time zones article (from quartz/qz.com)Jackson McDonald3 Jan 2018, 01:22
Re: Time zones article (from quartz/qz.com)Peter Van Dine3 Jan 2018, 04:58
Time-lapse movie with starsPeter Monta4 Jan 2018, 02:04
Re: Time-lapse movie with starsFrank Reed5 Jan 2018, 07:23
Useful modifications to the Polhemus computerGary LaPook25 Jan 2018, 11:43
Re: USS Fitzgerald collision with container shipGary LaPook17 Jan 2018, 01:38

Index includes 238 messages.

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