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

January, 2019

Index includes 364 messages. Sorted alphabetically by subject.

                    
... few other mattersAndrés Ruiz7 Jan 2019, 18:50
Re: ... few other mattersAndrés Ruiz8 Jan 2019, 13:28
Re: ... few other mattersalexander duytschaever8 Jan 2019, 20:04
Re: ... few other mattersGreg Rudzinski8 Jan 2019, 21:26
Re: ... few other mattersAndrés Ruiz9 Jan 2019, 07:23
A DIY almanac and tables by Erik De ManTony Oz9 Jan 2019, 16:28
A DIY Faraday cage: caveats and hints?Tony Oz22 Jan 2019, 11:06
Re: A DIY Faraday cage: caveats and hints?Dennis Jewitt22 Jan 2019, 13:33
Re: A DIY Faraday cage: caveats and hints?Damian Lopez22 Jan 2019, 13:50
Re: A DIY Faraday cage: caveats and hints?Robert VanderPol II22 Jan 2019, 14:31
Re: A DIY Faraday cage: caveats and hints?Tony Oz22 Jan 2019, 14:51
Re: A DIY Faraday cage: caveats and hints?Greg Rudzinski22 Jan 2019, 15:16
Re: A DIY Faraday cage: caveats and hints?Robert Wyatt22 Jan 2019, 15:33
Re: A DIY Faraday cage: caveats and hints?Tony Oz22 Jan 2019, 15:49
Re: A DIY Faraday cage: caveats and hints?Frank Reed22 Jan 2019, 16:09
Re: A DIY Faraday cage: caveats and hints?Tony Oz22 Jan 2019, 16:30
Re: A DIY Faraday cage: caveats and hints?Brad Morris22 Jan 2019, 18:23
Re: A DIY Faraday cage: caveats and hints?Tony Oz22 Jan 2019, 20:43
Re: A DIY Faraday cage: caveats and hints?Brad Morris22 Jan 2019, 22:47
Re: A DIY Faraday cage: caveats and hints?Mark Coady24 Jan 2019, 03:32
Re: A DIY Faraday cage: caveats and hints?Damian Lopez24 Jan 2019, 18:09
A lunar in 1845Frank Reed1 Jan 2019, 23:06
Re: A lunar in 1845Ed Popko2 Jan 2019, 11:47
Re: A lunar in 1845Don Seltzer2 Jan 2019, 14:54
Re: A lunar in 1845Frank Reed2 Jan 2019, 17:43
Re: A lunar in 1845Don Seltzer2 Jan 2019, 20:46
Re: A lunar in 1845Frank Reed3 Jan 2019, 00:14
Re: A lunar in 1845Ed Popko3 Jan 2019, 12:02
Re: A lunar in 1845Jackson McDonald3 Jan 2019, 17:57
Re: A lunar in 1845Frank Reed3 Jan 2019, 18:00
Re: A lunar in 1845Ed Popko4 Jan 2019, 13:57
Re: A lunar in 1845Frank Reed4 Jan 2019, 17:34
Re: A lunar in 1845Ed Popko4 Jan 2019, 20:11
ADMIN private messages plus a few other mattersFrank Reed7 Jan 2019, 04:15
Re: ADMIN private messages plus a few other mattersAlan S7 Jan 2019, 04:34
Re: ADMIN private messages plus a few other mattersAntoine Couëtte7 Jan 2019, 09:00
Re: ADMIN private messages plus a few other mattersBrad Morris7 Jan 2019, 15:52
Re: ADMIN private messages plus a few other mattersAntoine Couëtte7 Jan 2019, 16:03
Re: ADMIN private messages plus a few other mattersBrad Morris7 Jan 2019, 19:32
Re: ADMIN private messages plus a few other mattersTony Oz8 Jan 2019, 09:40
ADMIN website slowFrank Reed25 Jan 2019, 19:45
Alain Gerbault logbookPaul Bedel8 Jan 2019, 20:21
Re: Alain Gerbault logbookLars Bergman10 Jan 2019, 11:18
Re: Alain Gerbault logbookLars Bergman10 Jan 2019, 19:59
Re: Alain Gerbault logbookPaul Bedel11 Jan 2019, 14:35
Re: Alain Gerbault logbookLars Bergman12 Jan 2019, 14:15
Re: Alain Gerbault logbookPaul Bedel13 Jan 2019, 10:43
Re: Alain Gerbault logbookLars Bergman13 Jan 2019, 14:06
Re: Alain Gerbault logbookFrank Reed13 Jan 2019, 17:04
Re: Alain Gerbault logbookPaul Bedel15 Jan 2019, 16:46
CN on the Moon: where are its' poles?Tony Oz16 Jan 2019, 11:01
Re: CN on the Moon: where are its' poles?Frank Reed16 Jan 2019, 16:02
Re: CN on the Moon: where are its' poles?Robert VanderPol II16 Jan 2019, 16:04
Re: CN on the Moon: where are its' poles?Tony Oz16 Jan 2019, 16:53
Re: CN on the Moon: where are its' poles?Paul Dolkas16 Jan 2019, 17:20
Re: CN on the Moon: where are its' poles?Tony Oz16 Jan 2019, 17:35
Re: CN on the Moon: where are its' poles?Frank Reed16 Jan 2019, 19:32
Re: CN on the Moon: where are its' poles?Sean C17 Jan 2019, 05:52
CNAV and Rearranging the mass of the earth's water?Mark Coady23 Jan 2019, 13:47
Re: CNAV and Rearranging the mass of the earth's water?Brad Morris23 Jan 2019, 17:19
Re: CNAV and Rearranging the mass of the earth's water?Frank Reed23 Jan 2019, 20:39
Re: CNAV and Rearranging the mass of the earth's water?Mark Coady24 Jan 2019, 00:34
Compatibility Freiberger / SNO-TPosth P31 Jan 2019, 07:36
Correcting declination for longitudePaul Hughes18 Jan 2019, 19:05
Re: Correcting declination for longitudeFrank Reed18 Jan 2019, 19:14
Declination magneticHerman Dekker12 Jan 2019, 10:23
Re: Declination magneticPaul Hughes12 Jan 2019, 18:32
Re: Declination magneticAndrés Ruiz12 Jan 2019, 20:27
Dr. Gladys West, inducted into Air Force Hall Of FamePaul Saffo20 Jan 2019, 19:08
Earth's Magnetic North Pole is moving more and more quicklyLu Abel13 Jan 2019, 18:18
Re: Earth's Magnetic North Pole is moving more and more quicklyFrank Reed13 Jan 2019, 20:25
Re: Earth's Magnetic North Pole is moving more and more quicklyBrad Morris13 Jan 2019, 20:26
Re: Earth's Magnetic North Pole is moving more and more quicklyGary LaPook13 Jan 2019, 20:44
Re: Earth's Magnetic North Pole is moving more and more quicklyBruce J. Pennino14 Jan 2019, 14:18
Estimating distance on a Fractal WorldFrank Reed13 Jan 2019, 22:48
Re: Estimating distance on a Fractal WorldFrancis Upchurch14 Jan 2019, 05:19
Re: Estimating distance on a Fractal WorldGeoffrey Kolbe14 Jan 2019, 19:53
Re: Estimating distance on a Fractal WorldJohn D. Howard15 Jan 2019, 16:11
Extra! Extra! Read all about it.Robin Stuart14 Jan 2019, 15:50
Re: Extra! Extra! Read all about it.Frank Reed14 Jan 2019, 16:27
Finding great circle apex?Tony Oz17 Jan 2019, 10:54
Re: Finding great circle apex?David Pike17 Jan 2019, 19:13
Re: Finding great circle apex?Robin Stuart17 Jan 2019, 19:22
Re: Finding great circle apex?David Pike17 Jan 2019, 20:31
Re: Finding great circle apex?Sean C17 Jan 2019, 21:53
Re: Finding great circle apex?Andrés Ruiz18 Jan 2019, 07:54
Re: Finding great circle apex?Andrés Ruiz18 Jan 2019, 08:02
Re: Finding great circle apex?Tony Oz18 Jan 2019, 08:37
Re: Finding great circle apex?David Pike18 Jan 2019, 13:21
Re: Finding great circle apex?Sean C19 Jan 2019, 05:19
Re: Finding great circle apex?David Pike19 Jan 2019, 14:50
Re: Finding great circle apex?Brad Morris19 Jan 2019, 17:45
Re: Finding great circle apex?Frank Reed19 Jan 2019, 19:55
Finding UT from a lunar eclipseRoger W. Sinnott20 Jan 2019, 21:48
Flying to AntarcticaBrad Morris20 Jan 2019, 17:38
Re: Flying to AntarcticaJohn D. Howard20 Jan 2019, 19:02
Re: Flying to AntarcticaBrad Morris20 Jan 2019, 19:50
Re: Flying to AntarcticaBrad Morris20 Jan 2019, 20:30
Re: Flying to AntarcticaRoger W. Sinnott20 Jan 2019, 22:23
Re: Flying to AntarcticaDavid C21 Jan 2019, 00:32
Re: Flying to AntarcticaDavid C21 Jan 2019, 01:03
Re: Flying to AntarcticaBrad Morris21 Jan 2019, 01:30
Re: Flying to AntarcticaJohn D. Howard21 Jan 2019, 02:09
Re: Flying to AntarcticaBrad Morris21 Jan 2019, 02:56
Re: Flying to AntarcticaAntoine Couëtte21 Jan 2019, 11:07
Re: Flying to AntarcticaBrad Morris21 Jan 2019, 16:12
Re: Flying to AntarcticaDavid Pike21 Jan 2019, 19:40
Re: Flying to AntarcticaDavid Pike21 Jan 2019, 20:43
Re: Flying to AntarcticaFrank Reed21 Jan 2019, 21:00
Re: Flying to AntarcticaAntoine Couëtte22 Jan 2019, 00:41
Followup on USS Fitzgerald CollisionMike Mayer15 Jan 2019, 13:07
Re: Followup on USS Fitzgerald CollisionBrad Morris15 Jan 2019, 18:17
Re: Geogebra?Sean C2 Jan 2019, 12:07
Re: Geogebra?Tony Oz3 Jan 2019, 19:46
Glowing space billboards could show ads in the night skySean C24 Jan 2019, 02:53
Re: Glowing space billboards could show ads in the night skyFrank Reed25 Jan 2019, 02:48
GPS 3 and the history of GPSRichard Easton14 Jan 2019, 22:53
GPS Time and Network TimeBob Goethe10 Jan 2019, 18:54
Re: GPS Time and Network TimeFrank Reed10 Jan 2019, 19:08
Re: GPS Time and Network TimeBob Goethe10 Jan 2019, 20:03
Re: GPS Time and Network TimeBob Goethe10 Jan 2019, 20:21
Re: GPS Time and Network TimeDavid C11 Jan 2019, 02:18
Re: GPS Time and Network TimeDavid C11 Jan 2019, 02:52
Re: GPS Time and Network TimeFrank Reed11 Jan 2019, 04:46
Re: GPS Time and Network TimeSean C11 Jan 2019, 06:25
Re: GPS Time and Network TimeBill Morris13 Jan 2019, 22:18
Re: GPS Time and Network TimeBob Goethe13 Jan 2019, 23:12
Re: GPS Time and Network TimeBob Goethe15 Jan 2019, 17:52
Gyro sextantBill Morris23 Jan 2019, 22:38
Re: Gyro sextantBrad Morris24 Jan 2019, 00:29
Re: Gyro sextantBrad Morris24 Jan 2019, 01:39
Re: Gyro sextantTony Oz24 Jan 2019, 14:49
Re: Gyro sextantAlexandre Eremenko24 Jan 2019, 16:57
Re: Gyro sextantTony Oz24 Jan 2019, 18:01
Re: Gyro sextantFrank Reed24 Jan 2019, 19:02
Re: Gyro sextantTony Oz24 Jan 2019, 19:20
Re: Gyro sextantGary LaPook24 Jan 2019, 21:13
Re: Gyro sextantPaul Brewer24 Jan 2019, 21:17
Re: Gyro sextantBrad Morris24 Jan 2019, 22:17
Re: Gyro sextantDavid Pike24 Jan 2019, 23:21
Re: Gyro sextantSean C25 Jan 2019, 07:02
Re: Gyro sextantPaul Brewer25 Jan 2019, 09:08
Re: Gyro sextantDavid Pike25 Jan 2019, 09:21
Re: Gyro sextantDavid Pike25 Jan 2019, 09:42
Re: Gyro sextantDavid Pike25 Jan 2019, 10:13
Re: Gyro sextantAlexandre Eremenko25 Jan 2019, 20:11
Re: Gyro sextantPaul Brewer25 Jan 2019, 21:01
Re: Gyro sextantBill Morris25 Jan 2019, 21:32
Re: Gyro sextantPaul Brewer25 Jan 2019, 22:41
Re: Gyro sextantDavid Pike25 Jan 2019, 23:47
Re: Gyro sextantDavid Pike26 Jan 2019, 00:03
Re: Gyro sextantTony Oz26 Jan 2019, 08:51
Re: Gyro sextantChris Caswell26 Jan 2019, 15:46
Re: Gyro sextantBill Morris26 Jan 2019, 21:11
Re: Gyro sextantBrad Morris26 Jan 2019, 22:38
Re: Gyro sextantDavid Pike26 Jan 2019, 23:31
Re: Gyro sextantBruce Cutting27 Jan 2019, 00:33
Re: Gyro sextantBruce Cutting27 Jan 2019, 00:47
Re: Gyro sextantBrad Morris27 Jan 2019, 03:57
Re: Gyro sextantDavid Pike27 Jan 2019, 11:16
Re: Gyro sextantDavid Pike27 Jan 2019, 11:41
Re: Gyro sextantGeoffrey Kolbe27 Jan 2019, 15:34
Re: Gyro sextantBrad Morris27 Jan 2019, 16:23
Re: Gyro sextantTony Oz27 Jan 2019, 18:51
Re: Gyro sextantGeoffrey Kolbe28 Jan 2019, 07:05
Re: Gyro sextantDavid Pike28 Jan 2019, 09:56
Re: Gyro sextantSean C29 Jan 2019, 06:06
Re: Gyro sextantDavid Pike30 Jan 2019, 22:21
Re: Gyro sextantDavid Pike31 Jan 2019, 10:39
In memoriam: Stan KleinFrank Reed27 Jan 2019, 19:20
Re: In memoriam: Stan KleinEd Popko27 Jan 2019, 22:33
Re: In memoriam: Stan KleinSteve E. Bryant28 Jan 2019, 03:33
Re: In memoriam: Stan KleinSean C28 Jan 2019, 06:06
Re: In memoriam: Stan KleinAndrés Ruiz28 Jan 2019, 06:55
Re: In memoriam: Stan KleinDave Walden28 Jan 2019, 14:31
Re: In memoriam: Stan KleinMark Coady28 Jan 2019, 19:46
Re: In memoriam: Stan KleinAlan S28 Jan 2019, 22:05
Re: In memoriam: Stan KleinPete Solon Palmer29 Jan 2019, 18:37
It's 2019...Frank Reed1 Jan 2019, 00:05
Re: It's 2019...Frank Reed1 Jan 2019, 14:51
Re: It's 2019...Jackson McDonald1 Jan 2019, 15:13
Re: It's 2019...Gary LaPook1 Jan 2019, 19:19
Re: It's 2019...David C2 Jan 2019, 05:04
Re: It's 2019...Gary LaPook2 Jan 2019, 07:25
Re: It's 2019...Bruce J. Pennino2 Jan 2019, 14:43
Re: Kollsman periscopic sextant mountKen Gebhart24 Jan 2019, 23:12
Re: Kollsman periscopic sextant mountJacob M. Huffman III25 Jan 2019, 01:33
Leveling of artificial horizonAlan S8 Jan 2019, 21:14
Re: Leveling of artificial horizonJohn D. Howard8 Jan 2019, 22:52
Re: Leveling of artificial horizonBrad Morris8 Jan 2019, 23:09
Re: Leveling of artificial horizonBob Goethe9 Jan 2019, 01:14
Life on the OceanRobin Stuart14 Jan 2019, 15:14
Re: Life on the OceanFrank Reed14 Jan 2019, 16:04
Re: Life on the OceanLuc Van den Borre14 Jan 2019, 16:37
Re: Life on the OceanBrad Morris14 Jan 2019, 17:13
Re: Life on the OceanFrank Reed14 Jan 2019, 17:21
Re: Life on the OceanLuc Van den Borre14 Jan 2019, 17:52
Re: Life on the OceanBrad Morris14 Jan 2019, 18:07
Re: Life on the OceanRobin Stuart14 Jan 2019, 20:52
Re: Life on the OceanBrad Morris14 Jan 2019, 21:13
Re: Life on the OceanTony Oz14 Jan 2019, 21:50
Re: Life on the OceanMichael Bradley14 Jan 2019, 22:37
Re: Life on the OceanEd Popko14 Jan 2019, 22:43
Re: Life on the OceanFrank Reed14 Jan 2019, 22:48
Re: Life on the OceanDavid Pike14 Jan 2019, 23:39
Re: Life on the OceanBrian Walton15 Jan 2019, 04:16
Re: Life on the OceanBruce J. Pennino15 Jan 2019, 14:41
Re: Life on the OceanBrian Walton22 Jan 2019, 04:40
Live AIS trackingGary LaPook23 Jan 2019, 07:27
Re: Live AIS trackingBruce Cutting23 Jan 2019, 16:41
Re: Live AIS trackingBrad Morris23 Jan 2019, 18:14
Re: Live AIS trackingDamian Lopez23 Jan 2019, 20:55
Re: Live AIS trackingFrank Reed23 Jan 2019, 21:35
Re: Live AIS trackingBrad Morris24 Jan 2019, 00:04
Re: Live AIS trackingMark Coady24 Jan 2019, 01:26
Re: Live AIS trackingDamian Lopez24 Jan 2019, 18:39
Longitude by Lunar OccultationRobin Stuart8 Jan 2019, 16:27
Re: Longitude by Lunar OccultationTony Oz8 Jan 2019, 18:04
Re: Longitude by Lunar OccultationGeoffrey Kolbe8 Jan 2019, 18:55
Re: Longitude by Lunar OccultationRobin Stuart8 Jan 2019, 20:35
Re: Longitude by Lunar OccultationRobin Stuart8 Jan 2019, 20:56
Re: Longitude by Lunar OccultationPaul Hirose11 Jan 2019, 04:24
Re: Longitude by Lunar OccultationRobin Stuart11 Jan 2019, 18:50
Re: Longitude by Lunar OccultationPaul Hirose12 Jan 2019, 08:47
Re: Longitude by Lunar OccultationPaul Hirose12 Jan 2019, 21:20
Re: Longitude by Lunar OccultationRobin Stuart13 Jan 2019, 17:41
Re: Longitude by Lunar OccultationPaul Hirose13 Jan 2019, 23:16
Re: Longitude by Lunar OccultationRobin Stuart14 Jan 2019, 18:59
Longitude inLars Bergman3 Jan 2019, 19:37
Lunar Eclipse in Icy New EnglandFrank Reed20 Jan 2019, 21:44
Lunars on eclipse day, IE surprise and time bracketsEd Popko24 Jan 2019, 14:58
Re: Lunars on eclipse day, IE surprise and time bracketsFrank Reed24 Jan 2019, 18:28
Re: Lunars on eclipse day, IE surprise and time bracketsEd Popko24 Jan 2019, 20:17
Makeover for MaskelyneMarcelo S18 Jan 2019, 22:46
Re: Makeover for MaskelyneRobin Stuart19 Jan 2019, 14:04
Moby Dick TalesBruce J. Pennino9 Jan 2019, 22:02
Re: Moby Dick TalesFrank Reed9 Jan 2019, 22:31
Re: Moby Dick TalesBob Goethe9 Jan 2019, 22:35
Re: Moby Dick TalesEd Popko9 Jan 2019, 23:22
Re: Moby Dick TalesGreg Rudzinski10 Jan 2019, 00:25
Re: Moby Dick TalesDon Seltzer10 Jan 2019, 00:47
Re: Moby Dick TalesJohn D. Howard10 Jan 2019, 04:30
Re: Moby Dick TalesRobert Eno10 Jan 2019, 05:36
Re: Moby Dick TalesGary LaPook10 Jan 2019, 09:39
Re: Moby Dick TalesBruce J. Pennino10 Jan 2019, 14:22
Re: Moby Dick TalesBrad Morris10 Jan 2019, 14:40
Re: Moby Dick TalesDon Seltzer10 Jan 2019, 15:46
Re: Moby Dick TalesEd Popko10 Jan 2019, 16:23
Re: Moby Dick TalesFrank Reed10 Jan 2019, 18:30
Re: Moby Dick TalesFrancis Upchurch10 Jan 2019, 18:44
Re: Moby Dick TalesTony Oz10 Jan 2019, 19:52
Re: Moby Dick TalesBrad Morris10 Jan 2019, 20:29
Re: Moby Dick TalesJackson McDonald10 Jan 2019, 20:55
Re: Moby Dick TalesDavid Pike10 Jan 2019, 23:55
Re: Moby Dick TalesTony Oz11 Jan 2019, 10:18
Re: Moby Dick TalesDon Seltzer11 Jan 2019, 14:34
Re: Moby Dick TalesBrad Morris11 Jan 2019, 19:07
Re: Moby Dick TalesDon Seltzer11 Jan 2019, 19:41
Re: Moby Dick TalesDavid Pike11 Jan 2019, 20:25
Re: Moby Dick TalesFrank Reed11 Jan 2019, 23:02
Re: Moby Dick TalesBrad Morris12 Jan 2019, 15:11
Re: Moby Dick TalesFrank Reed12 Jan 2019, 16:08
Re: Moby Dick TalesDon Seltzer12 Jan 2019, 16:41
Re: Moby Dick TalesFrank Reed12 Jan 2019, 19:24
Re: Moby Dick TalesFrancis Upchurch12 Jan 2019, 20:56
Re: Moby Dick TalesBrad Morris13 Jan 2019, 00:50
Re: Moby Dick TalesMark Coady14 Jan 2019, 01:58
Re: Moby Dick TalesDavid Pike14 Jan 2019, 11:48
Re: Moby Dick TalesDon Seltzer15 Jan 2019, 15:06
Re: Moby Dick TalesDon Seltzer15 Jan 2019, 19:06
Re: Moby Dick TalesFrank Reed15 Jan 2019, 20:04
Re: Moby Dick TalesFrank Reed15 Jan 2019, 20:22
Re: Moby Dick TalesBruce J. Pennino15 Jan 2019, 23:58
Re: Moby Dick TalesJackson McDonald18 Jan 2019, 21:53
Re: Moby Dick TalesTony Oz19 Jan 2019, 10:58
Re: Moby Dick TalesFrank Reed19 Jan 2019, 21:56
Re: Moby Dick TalesTony Oz19 Jan 2019, 23:06
Murdoch's Sun-Sight Reduction ProgramDon Byers18 Jan 2019, 20:01
Re: Murdoch's Sun-Sight Reduction ProgramDon Byers18 Jan 2019, 21:43
Navi, Dnoces, and RegorFrank Reed26 Jan 2019, 22:06
New Year's resolutionsJackson McDonald18 Jan 2019, 22:40
Re: New Year's resolutionsFrank Reed19 Jan 2019, 21:15
Re: New Year's resolutionsAndrés Ruiz24 Jan 2019, 08:29
Noticed by the James Caird Society!Brad Morris9 Jan 2019, 14:46
Re: Noticed by the James Caird Society!Ed Popko9 Jan 2019, 17:15
Re: Noticed by the James Caird Society!Brad Morris9 Jan 2019, 23:09
Oh No! Fundamental flaw in celestial navigation revealed!Robin Stuart17 Jan 2019, 16:07
Re: Oh No! Fundamental flaw in celestial navigation revealed!Frank Reed17 Jan 2019, 17:07
Re: Oh No! Fundamental flaw in celestial navigation revealed!Tony Oz17 Jan 2019, 17:54
Re: Oh No! Fundamental flaw in celestial navigation revealed!Brad Morris17 Jan 2019, 19:02
Question about history of lunar distanceDucruy Jacques28 Jan 2019, 17:07
Radio Time signalsPosth P9 Jan 2019, 10:26
Re: Radio Time signalsTony Oz9 Jan 2019, 16:10
Re: Radio Time signalsGary LaPook9 Jan 2019, 19:15
Re: Radio Time signalsRobert Wyatt9 Jan 2019, 20:14
Re: Radio Time signalsBill Lionheart10 Jan 2019, 11:51
Replacement LED for Astra III B ArcCharles McElhill8 Jan 2019, 20:34
Re: Replacement LED for Astra III B ArcSean C9 Jan 2019, 00:57
Re: Replacement LED for Astra III B ArcCharles McElhill9 Jan 2019, 13:30
Sighting errorsJoel Lynn7 Jan 2019, 17:54
Re: Sighting errorsBrad Morris7 Jan 2019, 19:20
Re: Sighting errorsGreg Rudzinski7 Jan 2019, 19:29
Re: Sighting errorsPeter Monta7 Jan 2019, 21:36
Re: Sighting errorsJoel Lynn7 Jan 2019, 22:09
Re: Sighting errorsBrad Morris7 Jan 2019, 23:08
Re: Sighting errorsJoel Lynn8 Jan 2019, 01:11
Re: Sighting errorsBrad Morris8 Jan 2019, 04:43
Re: Sighting errorsGeoffrey Kolbe8 Jan 2019, 12:52
Re: Sighting errorsJoel Lynn8 Jan 2019, 19:17
Re: Sighting errorsDavid Pike8 Jan 2019, 20:11
Sir John Franklin's artificial horizonGary LaPook31 Jan 2019, 09:36
Re: Sir John Franklin's artificial horizonRobin Stuart31 Jan 2019, 12:40
Re: Sir John Franklin's artificial horizonMichael Bradley31 Jan 2019, 15:53
Re: Sir John Franklin's artificial horizonGary LaPook31 Jan 2019, 18:03
SlideRule usesHerman Dekker12 Jan 2019, 10:04
Re: SlideRule usesPaul Dolkas14 Jan 2019, 04:27
So much for the lunar eclipseLu Abel27 Jan 2019, 16:57
Re: Spur of the moment long by chronRobin Stuart5 Jan 2019, 19:35
Re: Spur of the moment long by chronFrank Reed7 Jan 2019, 03:54
Re: Spur of the moment long by chronBrian Walton15 Jan 2019, 02:43
Re: Spur of the moment long by chronBrad Morris15 Jan 2019, 11:35
Re: Spur of the moment long by chronBrian Walton16 Jan 2019, 05:47
Re: Spur of the moment long by chronBrad Morris16 Jan 2019, 22:45
Sun and moon at the North Pole.Tom Sult29 Jan 2019, 15:39
Re: Sun and moon at the North Pole.Frank Reed29 Jan 2019, 17:11
Re: Sun and moon at the North Pole.Brad Morris29 Jan 2019, 17:16
Re: Sun and moon at the North Pole.Robert Wyatt29 Jan 2019, 17:18
Re: Sun and moon at the North Pole.Brad Morris29 Jan 2019, 17:26
Re: Sun and moon at the North Pole.David Pike30 Jan 2019, 00:00
Re: Sun and moon at the North Pole.Brad Morris30 Jan 2019, 00:48
Re: Sun and moon at the North Pole.Frank Reed30 Jan 2019, 01:26
Re: Sun and moon at the North Pole.Brad Morris30 Jan 2019, 02:13
Re: Sun and moon at the North Pole.Frank Reed30 Jan 2019, 03:52
Re: Sun and moon at the North Pole.Brad Morris30 Jan 2019, 04:57
Re: Sun and moon at the North Pole.Frank Reed30 Jan 2019, 06:28
Re: Sun and moon at the North Pole.Brad Morris30 Jan 2019, 18:28
Re: Sun and moon at the North Pole.Frank Reed30 Jan 2019, 20:28
The Moon is near zenith at 60 N these daysTony Oz21 Jan 2019, 19:15
Re: The Moon is near zenith at 60 N these daysTony Oz21 Jan 2019, 19:47
Re: The Moon is near zenith at 60 N these daysDavid Pike21 Jan 2019, 21:03
Re: The Moon is near zenith at 60 N these daysFrank Reed21 Jan 2019, 21:21
Various editions of Burton's navigation tablesAlan S20 Jan 2019, 22:55
Welcome to the New YearDerrick Young1 Jan 2019, 15:13
Re: Welcome to the New YearRobert VanderPol II1 Jan 2019, 21:50
Re: Welcome to the New YearEd Popko1 Jan 2019, 22:08
Re: Welcome to the New YearBruce J. Pennino2 Jan 2019, 02:06
Why no airtraffic over Antarctica?Tony Oz19 Jan 2019, 22:12
Re: Why no airtraffic over Antarctica?Brad Morris19 Jan 2019, 22:38
Re: Why no airtraffic over Antarctica?John D. Howard19 Jan 2019, 22:57
Re: Why no airtraffic over Antarctica?Frank Reed19 Jan 2019, 23:05
Re: Why no airtraffic over Antarctica?Tony Oz19 Jan 2019, 23:28
Re: Why no airtraffic over Antarctica?Rommel John Miller20 Jan 2019, 00:19
Re: Why no airtraffic over Antarctica?Gary LaPook20 Jan 2019, 05:44
Re: Why no airtraffic over Antarctica?David C20 Jan 2019, 07:33
Re: Why no airtraffic over Antarctica?Robert VanderPol II20 Jan 2019, 17:18
Re: Why no airtraffic over Antarctica?John D. Howard20 Jan 2019, 17:21
Re: Why no airtraffic over Antarctica?Brad Morris20 Jan 2019, 17:30
Re: Why no airtraffic over Antarctica?Gary LaPook21 Jan 2019, 00:19
Why paper maps still matter in the digital ageJackson McDonald23 Jan 2019, 11:36
With the aid of CN, Van Den Heede wins the Golden Globe round-the-world raceEd Popko30 Jan 2019, 11:09
Re: With the aid of CN, Van Den Heede wins the Golden Globe round-the-world raceGreg Rudzinski30 Jan 2019, 18:35
Re: With the aid of CN, Van Den Heede wins the Golden Globe round-the-world raceFrank Reed30 Jan 2019, 19:22
World Magnetic Model updatePaul Hirose10 Jan 2019, 21:41
Re: World Magnetic Model updateAndrés Ruiz11 Jan 2019, 07:17

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