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

January, 2020

Index includes 267 messages. Sorted by message ID, in descending order.

                    
Re: Cosine formula to solve a right spherical triangle?Frank Reed23 Jan, 03:36
Re: No DR position. How can you get an accurate celestial fix?Frank Reed23 Jan, 02:56
Davis Instruments Prism-Level Owner's ManualRoger C Bucholz23 Jan, 01:51
Re: Cosine formula to solve a right spherical triangle?David Iwancio22 Jan, 23:54
Re: Captain Cook & celestial navigationDavid Pike22 Jan, 22:32
Re: Why Can't My GNSS Receiver See Galileo?David Pike22 Jan, 21:16
Re: Cosine formula to solve a right spherical triangle?Fred Hebard22 Jan, 16:35
Captain Cook & celestial navigationRafael C. Caruso22 Jan, 16:35
Re: Percy Lyall Hooker Davis' High Latitude TablesRobin Stuart22 Jan, 15:50
Re: No DR position. How can you get an accurate celestial fix?David Iwancio22 Jan, 09:02
Fwd: Journal of,Astronomical History and Heritage December 2019Paul Hirose22 Jan, 05:18
Re: Why Can't My GNSS Receiver See Galileo?David C21 Jan, 22:25
Re: Why Can't My GNSS Receiver See Galileo?David C21 Jan, 21:15
Re: Why Can't My GNSS Receiver See Galileo?David C21 Jan, 21:11
Re: Cosine formula to solve a right spherical triangle?Alexandre Eremenko21 Jan, 20:06
Re: No DR position. How can you get an accurate celestial fix?Gary LaPook21 Jan, 19:17
Re: Cosine formula to solve a right spherical triangle?David Iwancio21 Jan, 18:27
Re: No DR position. How can you get an accurate celestial fix?Bill Lionheart21 Jan, 11:43
Percy Lyall Hooker Davis' High Latitude TablesDavid C21 Jan, 05:45
Cosine formula to solve a right spherical triangle?Rajeev Yadav21 Jan, 03:27
Re: Bausch and Lomb WWII Aircraft SextantsRobert Swartz20 Jan, 18:52
Re: Bausch and Lomb WWII Aircraft SextantsRobert Swartz20 Jan, 18:29
Re: No DR position. How can you get an accurate celestial fix?Dustin Baenen20 Jan, 17:42
Re: Bausch and Lomb WWII Aircraft SextantsEd Popko20 Jan, 17:01
Re: Why Can't My GNSS Receiver See Galileo?Richard B. Langley20 Jan, 13:07
Re: Compass CheckDavid C20 Jan, 04:34
Re: Compass CheckDavid C20 Jan, 04:27
Re: Why Can't My GNSS Receiver See Galileo?Frank Reed20 Jan, 04:08
Re: Why Can't My GNSS Receiver See Galileo?Dave Walden20 Jan, 03:49
Re: Why Can't My GNSS Receiver See Galileo?Frank Reed20 Jan, 03:15
Re: Why Can't My GNSS Receiver See Galileo?Dave Walden20 Jan, 01:56
Re: No DR position. How can you get an accurate celestial fix?Ron Jones20 Jan, 00:18
Re: Why Can't My GNSS Receiver See Galileo?Ian Vaughn19 Jan, 21:43
Bausch and Lomb WWII Aircraft SextantsRobert Swartz19 Jan, 20:08
Re: No DR position. How can you get an accurate celestial fix?Frank Reed19 Jan, 20:01
Re: No DR position. How can you get an accurate celestial fix?David Pike19 Jan, 19:40
Re: Why Can't My GNSS Receiver See Galileo?Bob Goethe19 Jan, 19:27
Re: No DR position. How can you get an accurate celestial fix?Frank Reed19 Jan, 19:27
Re: Cold War Sun HoursDavid Pike19 Jan, 19:08
Re: No DR position. How can you get an accurate celestial fix?David Pike19 Jan, 18:47
Re: No DR position. How can you get an accurate celestial fix?Frank Reed19 Jan, 18:13
Re: Why Can't My GNSS Receiver See Galileo?Frank Reed19 Jan, 18:04
Re: No DR position. How can you get an accurate celestial fix?John D. Howard19 Jan, 17:47
Re: No DR position. How can you get an accurate celestial fix?John D. Howard19 Jan, 17:41
Re: No DR position. How can you get an accurate celestial fix?Jim Rives19 Jan, 17:30
No DR position. How can you get an accurate celestial fix?Robert Goldberg19 Jan, 15:29
Mars Occultation Feb 18 2020Jim Rives19 Jan, 14:42
IPhone 10 Compass/SextantJeremy Clark19 Jan, 14:35
Lunar 17Jan20 Interpretation of ResultsJim Rives19 Jan, 13:08
Why Can't My GNSS Receiver See Galileo?Sean C19 Jan, 11:52
Re: Compass CheckJeremy C19 Jan, 10:19
Re: Compass CheckDavid C19 Jan, 08:07
Re: Compass CheckDavid C19 Jan, 07:15
Re: Hardly ever get an LOP than 20 NM - why?Laurence Holden19 Jan, 07:03
Re: Hardly ever get an LOP than 20 NM - why?Frank Reed19 Jan, 03:08
Re: Hardly ever get an LOP than 20 NM - why?Laurence Holden19 Jan, 02:45
Compass CheckDavid C19 Jan, 02:12
Re: Hardly ever get an LOP than 20 NM - why?Nick M19 Jan, 02:03
Re: Designed for the use of British SeamanDoug MacPherson18 Jan, 23:51
Re: Hardly ever get an LOP than 20 NM - why?Laurence Holden18 Jan, 23:45
Re: Hardly ever get an LOP than 20 NM - why?Laurence Holden18 Jan, 23:30
Re: Hardly ever get an LOP than 20 NM - why?Laurence Holden18 Jan, 23:21
Re: Hardly ever get an LOP than 20 NM - why?Hewitt Schlereth18 Jan, 23:03
Designed for the use of British SeamanDavid C18 Jan, 22:06
Re: Hardly ever get an LOP than 20 NM - why?Nick M18 Jan, 18:46
Re: Hardly ever get an LOP than 20 NM - why?Nick M18 Jan, 17:33
Re: Hardly ever get an LOP than 20 NM - why?John D. Howard18 Jan, 16:08
Re: Hardly ever get an LOP than 20 NM - why?Jeremy C18 Jan, 09:45
Re: RAF Air Navigation: listing on ebayBob Crawley18 Jan, 09:16
Re: Hardly ever get an LOP than 20 NM - why?Geoffrey Kolbe18 Jan, 07:34
Re: Hardly ever get an LOP than 20 NM - why?Geoffrey Kolbe18 Jan, 06:50
Re: Hardly ever get an LOP than 20 NM - why?Laurence Holden18 Jan, 03:17
Re: Hardly ever get an LOP than 20 NM - why?Laurence Holden18 Jan, 03:14
Re: Hardly ever get an LOP than 20 NM - why?Laurence Holden18 Jan, 03:07
Re: Hardly ever get an LOP than 20 NM - why?Laurence Holden18 Jan, 02:48
Time lapse coastal voyage with stars (and he can use a sextant)Dave Walden17 Jan, 23:55
Re: Hardly ever get an LOP than 20 NM - why?Hewitt Schlereth17 Jan, 19:58
Re: Cold War Sun HoursFrank Reed17 Jan, 19:44
Re: Some pop culture sextantsFrank Reed17 Jan, 19:34
Re: Hardly ever get an LOP than 20 NM - why?Frank Reed17 Jan, 16:49
Re: Historic US chart & map collectionsMike Mayer17 Jan, 15:29
Re: Hardly ever get an LOP than 20 NM - why?Greg Rudzinski17 Jan, 14:38
Re: Hardly ever get an LOP than 20 NM - why?Fred Hebard17 Jan, 14:29
Re: Hardly ever get an LOP than 20 NM - why?Jim Hickey17 Jan, 14:16
Re: RAF Air Navigation: listing on ebayDavid Pike17 Jan, 14:01
Re: Hardly ever get an LOP than 20 NM - why?David Pike17 Jan, 10:31
Re: Hardly ever get an LOP than 20 NM - why?Jeremy C17 Jan, 09:34
Re: Hardly ever get an LOP than 20 NM - why?Igor S.17 Jan, 08:56
Re: Hardly ever get an LOP than 20 NM - why?Tony Oz17 Jan, 08:18
Re: Hardly ever get an LOP than 20 NM - why?Alan S17 Jan, 06:11
Re: Some pop culture sextantsR William McAllister17 Jan, 04:25
Some pop culture sextantsFrank Reed17 Jan, 04:09
Hardly ever get an LOP than 20 NM - why?Laurence HOlden17 Jan, 03:42
Re: Compass direction from MoonFrank Reed17 Jan, 03:20
Historic US chart & map collectionsPaul Hirose16 Jan, 21:03
Re: Compass direction from MoonIgor S.16 Jan, 19:44
Re: Compass direction from MoonFrank Reed16 Jan, 19:05
Starlink satellites over New England tonightFrank Reed16 Jan, 18:43
Compass direction from MoonHerman Dekker16 Jan, 18:39
Re: Robin Stuart's paper "Probabilities in a Gaussian Cocked Hat"Robin Stuart16 Jan, 16:19
Re: RAF Air Navigation: listing on ebayBob Crawley16 Jan, 10:27
GPS jammingGary LaPook16 Jan, 08:20
Re: Curve fitting for noon SunRafael C. Caruso16 Jan, 00:10
Re: Stellarium, refraction, HPEd Popko15 Jan, 23:47
Re: RAF Air Navigation: listing on ebayDavid Pike15 Jan, 19:36
Re: Stellarium, refraction, HPJim Rives15 Jan, 17:40
Re: Stellarium, refraction, HPEd Popko15 Jan, 13:10
Re: SpaceX Starlink launch: photo celestialDavid Pike15 Jan, 08:32
Re: Stellarium, refraction, HP ---- YES!Jim Rives15 Jan, 04:02
Re: Stellarium, refraction, HP ---- YES!Joe Suligoy15 Jan, 03:20
Re: Stellarium, refraction, HP ---- YES!Jim Rives15 Jan, 01:45
Re: Stellarium, refraction, HP ---- YES!Frank Reed15 Jan, 01:22
Re: SpaceX Starlink launch: photo celestialFrank Reed15 Jan, 01:08
Re: Stellarium, refraction, HP ---- YES!Jim Rives15 Jan, 00:18
Re: Stellarium, refraction, HPJim Rives15 Jan, 00:03
Re: Stellarium, refraction, HPFrank Reed14 Jan, 23:57
Re: Curve fitting for noon SunFrank Reed14 Jan, 23:42
Re: SpaceX Starlink launch: photo celestialDavid Pike14 Jan, 22:52
Re: Yellow page in NADavid Iwancio14 Jan, 22:33
Re: Curve fitting for noon SunRafael C. Caruso14 Jan, 22:18
Re: Yellow page in NADavid C14 Jan, 21:11
Re: SpaceX Starlink launch: photo celestialFrank Reed14 Jan, 20:01
Re: Curve fitting for noon SunFrank Reed14 Jan, 19:37
Re: Stellarium, refraction, HPPaul Hirose14 Jan, 19:31
Re: Curve fitting for noon SunDave Walden14 Jan, 15:10
Re: SpaceX Starlink launch: photo celestialDavid Pike14 Jan, 09:00
Re: Yellow page in NADavid Iwancio14 Jan, 06:49
Re: Stellarium, refraction, HPFrank Reed14 Jan, 03:42
Re: Stellarium, refraction, HPJim Rives14 Jan, 02:54
Re: Stellarium, refraction, HPFrank Reed14 Jan, 01:43
Re: SpaceX Starlink launch: photo celestialFrank Reed14 Jan, 01:25
Re: Stellarium, refraction, HPJim Rives14 Jan, 01:00
Re: Curve fitting for noon SunHewitt Schlereth14 Jan, 00:38
Re: Yellow page in NARafael C. Caruso13 Jan, 20:58
Re: Curve fitting for noon SunRafael C. Caruso13 Jan, 20:32
Re: Survival at Sea, Stove by an OrcaFrank Reed13 Jan, 19:27
Cold War Sun HoursR William McAllister13 Jan, 17:59
Re: Yellow page in NADavid Pike13 Jan, 17:49
Re: Yellow page in NARobert VanderPol II13 Jan, 17:46
Re: Curve fitting for noon SunIgor S.13 Jan, 17:00
Re: Air Almanac 2020 full pdf now available...Thomas Spidle13 Jan, 16:01
Re: Yellow page in NAMichael Cain13 Jan, 15:53
Re: Survival at Sea, Stove by an OrcaBill Lionheart13 Jan, 09:37
Yellow page in NAIgor S.13 Jan, 09:12
Re: Survival at Sea, Stove by an OrcaBill Lionheart13 Jan, 09:12
Re: Survival at Sea, Stove by an OrcaBill Lionheart13 Jan, 09:07
Re: Stellarium, refraction, HPJim Rives13 Jan, 04:45
Re: Stellarium, refraction, HPFrank Reed13 Jan, 04:23
Re: Stellarium, refraction, HPJim Rives13 Jan, 04:08
Survival at Sea, Stove by an OrcaFrank Reed13 Jan, 03:33
Re: Curve fitting for noon SunJohn D. Howard13 Jan, 01:35
Re: Stellarium, refraction, HPJim Rives13 Jan, 01:09
Re: Curve fitting for noon SunFrank Reed13 Jan, 01:00
Re: Curve fitting for noon SunBrad Morris13 Jan, 00:52
Re: Curve fitting for noon SunFrank Reed13 Jan, 00:20
Re: Curve fitting for noon SunDavid Fleming13 Jan, 00:19
Re: Curve fitting for noon SunFrank Reed13 Jan, 00:02
Re: Curve fitting for noon SunBrad Morris12 Jan, 23:41
Re: Stellarium, refraction, HPFrank Reed12 Jan, 23:13
Curve fitting for noon SunRafael C. Caruso12 Jan, 16:33
Re: Stellarium, refraction, HPJim Rives12 Jan, 14:11
Re: SpaceX Starlink launch: photo celestialR William McAllister12 Jan, 13:37
Re: Mystery Navy DeviceGeoffrey Kolbe12 Jan, 13:18
Re: SpaceX Starlink launch: photo celestialDavid Pike12 Jan, 09:08
Re: SpaceX Starlink launch: photo celestialFrank Reed12 Jan, 02:57
Re: Reed's Lunars Calculator AnniversaryFrank Reed12 Jan, 00:50
Re: Reed's Lunars Calculator AnniversaryEd Popko12 Jan, 00:15
Re: Stellarium, refraction, HPEd Popko12 Jan, 00:09
Re: Mystery Navy DeviceLuc Van den Borre11 Jan, 23:15
Re: Reed's Lunars Calculator AnniversaryBrad Morris11 Jan, 18:56
Re: Stellarium, refraction, HPJim Rives11 Jan, 18:08
Re: Mystery Navy DeviceWilliam Edward Henry11 Jan, 18:28
Reed's Lunars Calculator AnniversaryEd Popko11 Jan, 12:46
Re: Stellarium, refraction, HPEd Popko11 Jan, 12:39
Re: SpaceX Starlink launch: photo celestialFrank Reed11 Jan, 01:22
Re: Stellarium, refraction, HPJim Rives11 Jan, 01:20
Re: Stellarium, refraction, HPJoe Suligoy10 Jan, 23:51
Re: Stellarium, refraction, HPEd Popko10 Jan, 11:23
Re: Jupiter-Saturn Conjunction: 21 Dec 2020Brad Morris10 Jan, 03:25
Jupiter-Saturn Conjunction: 21 Dec 2020Frank Reed10 Jan, 02:57
Re: Stellarium, refraction, HPFrank Reed10 Jan, 01:32
Re: Stellarium, refraction, HPJim Rives9 Jan, 23:24
Re: SpaceX Starlink launch: photo celestialDavid Pike9 Jan, 22:35
Stellarium, refraction, HPJim Rives9 Jan, 21:25
Re: RAF Air Navigation: listing on ebayDavid Pike9 Jan, 21:59
Re: Moon’s SDJim Rives9 Jan, 21:11
Re: SpaceX Starlink launch: photo celestialFrank Reed9 Jan, 20:12
Re: SpaceX Starlink launch: photo celestialFrank Reed9 Jan, 19:56
RAF Air Navigation: listing on ebayBob Crawley9 Jan, 19:27
Re: SpaceX Starlink launch: photo celestialGreg Rudzinski9 Jan, 15:23
Re: Position bias from UTCDavid Iwancio9 Jan, 11:33
Re: SpaceX Starlink launch: photo celestialDavid Pike9 Jan, 10:34
Re: Position bias from UTCPaul Hirose9 Jan, 06:22
Re: SpaceX Starlink launch: photo celestialDavid Pike8 Jan, 22:34
SpaceX Starlink launch: photo celestialFrank Reed8 Jan, 20:10
Re: Moon’s SDFrank Reed8 Jan, 19:19
Re: Variation or Declination?Brad Morris8 Jan, 17:46
Captain Cook's AstronomyRobin Stuart8 Jan, 17:25
Re: Variation or Declination?Frank Reed8 Jan, 17:22
Re: Variation or Declination?Jim Rives8 Jan, 17:01
Re: Variation or Declination?David Pike8 Jan, 16:40
Re: Variation or Declination?Joe Suligoy8 Jan, 04:44
Re: Moon’s SDJim Rives8 Jan, 03:49
Re: Variation or Declination?Frank Reed8 Jan, 03:30
Variation or Declination?David C8 Jan, 03:08
Re: Position bias from UTCJohn D. Howard8 Jan, 02:52
Re: Beidou Network OperationalFrank Reed8 Jan, 00:21
Re: Navigating in Microsoft Flight SimulatorFrank Reed7 Jan, 23:59
Beidou Network OperationalDavid C7 Jan, 23:26
Re: Position bias from UTCPaul Hirose7 Jan, 21:46
Re: Moon’s SDFrank Reed7 Jan, 17:09
Re: Moon’s SDMurray Peake7 Jan, 17:09
Re: Longitude by Lunar OccultationRobin Stuart7 Jan, 17:08
Moon’s SDJim Rives7 Jan, 14:02
Re: A strange addition to a sextantRobert Eno7 Jan, 04:55
Re: Navigating in Microsoft Flight SimulatorJoe Suligoy7 Jan, 04:01
Re: Navigating in Microsoft Flight SimulatorJim Rives7 Jan, 03:17
Re: Navigating in Microsoft Flight SimulatorFrank Reed7 Jan, 02:25
Re: Navigating in Microsoft Flight SimulatorDavid Pike6 Jan, 23:54
Re: Navigating in Microsoft Flight SimulatorJim Rives6 Jan, 23:39
Re: Navigating in Microsoft Flight SimulatorDavid Pike6 Jan, 19:50
Re: Navigating in Microsoft Flight SimulatorDustin Baenen6 Jan, 19:18
Re: Navigating in Microsoft Flight SimulatorJoe Suligoy6 Jan, 17:49
Re: Navigating in Microsoft Flight SimulatorJim Rives6 Jan, 15:41
Re: Kollsman periscopic sextant mountKen Gebhart6 Jan, 15:36
Re: Navigating in Microsoft Flight SimulatorDavid Pike6 Jan, 09:21
Re: Navigating in Microsoft Flight SimulatorJim Rives6 Jan, 03:14
Navigating in Microsoft Flight SimulatorFrank Reed6 Jan, 00:59
Re: Kollsman periscopic sextant mountJacob M. Huffman III6 Jan, 00:14
Re: Dating Hughes and Son sextantsFred Hebard5 Jan, 19:19
Re: A strange addition to a sextantPhilippe Posth5 Jan, 08:52
Re: Dating Hughes and Son sextantsBill Morris5 Jan, 07:13
Re: Dating Hughes and Son sextantsFred Hebard5 Jan, 05:06
Re: Dating Hughes and Son sextantsDavid Pike4 Jan, 23:07
Re: A strange addition to a sextantJackson McDonald4 Jan, 22:08
Re: A strange addition to a sextantGary LaPook4 Jan, 21:42
Re: Position bias from UTCRobin Stuart4 Jan, 21:38
Re: Dating Hughes and Son sextantsFrank Reed4 Jan, 21:28
Re: A strange addition to a sextantFrank Reed4 Jan, 21:22
Re: Longitude by Lunar OccultationRobin Stuart4 Jan, 21:12
Re: Dating Hughes and Son sextantsFred Hebard4 Jan, 21:11
Re: Position bias from UTCDavid Iwancio4 Jan, 20:51
A strange addition to a sextantGary LaPook4 Jan, 19:14
Re: Position bias from UTCFrank Reed4 Jan, 18:37
Re: Longitude by Lunar OccultationFrank Reed4 Jan, 18:09
Position bias from UTCRobin Stuart4 Jan, 16:49
Re: Longitude by Lunar OccultationRobin Stuart4 Jan, 16:01
Re: Dating Hughes and Son sextantsFrancis Upchurch4 Jan, 06:45
Re: Dating Hughes and Son sextantsSean C4 Jan, 05:45
NPR article on BetelgeuseRommel John Miller4 Jan, 01:48
Re: Dating Hughes and Son sextantsNiall Fitzpatrick3 Jan, 09:24
Re: Pilot watch slide rulesPaul Hirose3 Jan, 07:50
Re: Radium Infused Bubble SextantPaul Dolkas3 Jan, 04:36
Re: How high is "Angels One Five"?John D. Howard3 Jan, 03:25
Re: How high is "Angels One Five"?Bob Goethe3 Jan, 03:13
How high is "Angels One Five"?Tony Oz3 Jan, 02:41
Re: Pilot watch slide rulesPaul Dolkas3 Jan, 02:34
Re: Unusual SunIgor S.1 Jan, 22:30
Re: Air Almanac 2020 full pdf now available...David C1 Jan, 20:33
Re: Unusual SunDavid C1 Jan, 20:15
Re: Correcting for the movement of an observer: a plausible explanation?David Pike1 Jan, 20:03
Re: Unusual SunBill Ritchie1 Jan, 17:35
Unusual SunDavid C1 Jan, 06:53
Re: New Year's EveDavid C1 Jan, 04:06
Re: New Year's EveJohn D. Howard1 Jan, 03:42
Re: New Year's EveDavid C1 Jan, 03:11
Re: Correcting for the movement of an observer: a plausible explanation?Gary LaPook1 Jan, 01:08

Index includes 267 messages.

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