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

June, 2018

Index includes 190 messages. Sorted alphabetically by author.

                    
Gary LaPooks Flat BygraveAlan S25 Jun 2018, 00:41
Re: Latitude by two altitudes and the elapsed timeAndrés Ruiz3 Jun 2018, 09:52
Re: In memoriam: Yves Robin-JouanAndrés Ruiz11 Jun 2018, 09:47
Re: Chronology of Celestial Navigation and Related TopicsAntoine Couëtte8 Jun 2018, 12:01
Re: Where was the solstice?Antoine Couëtte21 Jun 2018, 19:34
Re: Where was the solstice?Bill B21 Jun 2018, 20:53
What Three Words at seaBill B28 Jun 2018, 20:10
Re: Chronology of Celestial Navigation and Related TopicsBill Lionheart10 Jun 2018, 08:58
Re: Shortwave radio and the evolution of celestial navigationBill Lionheart12 Jun 2018, 22:22
Re: What Three Words at seaBill Lionheart29 Jun 2018, 20:08
Re: What Three Words at seaBill Lionheart30 Jun 2018, 09:13
Re: Hamilton 4992B GCT watch FSBill Morris14 Jun 2018, 19:19
Bris reflector and stacked Bris reflectorsBob Crawley2 Jun 2018, 12:37
BBC: Ship hack 'risks chaos in English Channel'Bob Goethe8 Jun 2018, 17:55
Re: Chronology of Celestial Navigation and Related TopicsBob Goethe8 Jun 2018, 23:32
Re: Shortwave radio and the evolution of celestial navigationBob Goethe13 Jun 2018, 08:53
Re: Status Report on Navigator's Slide RuleBob Goethe21 Jun 2018, 23:48
Re: Boeing Clipper 1930sBrad Morris1 Jun 2018, 13:03
Re: Beating a Dead Horse (aka Worsley's Sextant)Brad Morris6 Jun 2018, 00:44
Re: AwesomeBrad Morris10 Jun 2018, 14:04
Re: A Ball Bearing in a dish as a referenceBrad Morris10 Jun 2018, 14:14
Re: A Ball Bearing in a dish as a referenceBrad Morris13 Jun 2018, 20:03
Re: Determining refraction in 19th CenturyBruce J. Pennino21 Jun 2018, 13:12
Re: Pre Calculating (Hp) For Fixed Angle ReflectorsC Solo8 Jun 2018, 19:02
Re: Ebay kollsman periscope sextantsChris Caswell4 Jun 2018, 22:34
Re: Boeing Clipper 1930sDavid C1 Jun 2018, 22:40
Re: Chronology of Celestial Navigation and Related TopicsDavid C10 Jun 2018, 03:04
Re: What Three Words at seaDavid C30 Jun 2018, 03:04
Re: Ebay kollsman periscope sextantsDavid Pike4 Jun 2018, 13:15
Re: Ebay kollsman periscope sextantsDavid Pike5 Jun 2018, 15:12
Re: Beating a Dead Horse (aka Worsley's Sextant)David Pike5 Jun 2018, 20:10
Re: Ebay kollsman periscope sextantsDavid Pike6 Jun 2018, 15:03
Re: Ebay kollsman periscope sextantsDavid Pike7 Jun 2018, 07:55
A Ball Bearing in a dish as a referenceDavid Pike7 Jun 2018, 12:19
Shadows on Google Maps Satellite PhotographsDavid Pike14 Jun 2018, 14:03
Re: Kollsman sextant with MOUNT now on ebay.David Pike17 Jun 2018, 21:11
Which Nav-Station is this?David Pike18 Jun 2018, 08:24
Re: Shadows on Google Maps Satellite PhotographsDavid Pike18 Jun 2018, 09:55
Re: Which Nav-Station is this?David Pike20 Jun 2018, 08:58
Re: Which Nav-Station is this?David Pike20 Jun 2018, 18:10
The Astrograph ExplainedDavid Pike20 Jun 2018, 18:41
Re: Time standard for the Space StationDon Seltzer28 Jun 2018, 17:10
Re: Boeing Clipper 1930sEd Popko1 Jun 2018, 12:29
Re: Boeing Clipper 1930sEd Popko1 Jun 2018, 15:58
Chronology of Celestial Navigation and Related TopicsEd Popko8 Jun 2018, 10:57
Re: Chronology of Celestial Navigation and Related TopicsEd Popko8 Jun 2018, 14:25
Re: Chronology of Celestial Navigation and Related TopicsEd Popko9 Jun 2018, 09:29
Re: C Plath SextantEd Popko9 Jun 2018, 19:11
Re: Chronology of Celestial Navigation and Related Topics (Update 1)Ed Popko10 Jun 2018, 11:19
Re: Chronology of Celestial Navigation and Related TopicsEd Popko10 Jun 2018, 18:11
Re: Chronology of Celestial Navigation and Related TopicsEd Popko10 Jun 2018, 18:21
Re: Movie AdriftEd Popko11 Jun 2018, 10:19
Re: Shortwave radio and the evolution of celestial navigationEd Popko12 Jun 2018, 20:38
Re: Shortwave radio and the evolution of celestial navigationEd Popko13 Jun 2018, 10:26
Bubble sextant patentsEd Popko17 Jun 2018, 11:09
Determining refraction in 19th CenturyEd Popko21 Jun 2018, 10:37
Re: Determining refraction in 19th CenturyEd Popko22 Jun 2018, 00:25
Re: Longitude Sight, South Pacific, 1864 - RevisitedEd Popko27 Jun 2018, 10:53
Re: What Three Words at seaEd Popko30 Jun 2018, 11:48
Re: Pre Calculating (Hp) For Fixed Angle ReflectorsFran Herranz4 Jun 2018, 16:19
Re: Pre Calculating (Hp) For Fixed Angle ReflectorsFran Herranz4 Jun 2018, 18:37
Re: Pre Calculating (Hp) For Fixed Angle ReflectorsFran Herranz4 Jun 2018, 22:36
Re: Chronology of Celestial Navigation and Related TopicsFrancis Upchurch10 Jun 2018, 11:21
Re: Shortwave radio and the evolution of celestial navigationFrancis Upchurch12 Jun 2018, 20:08
Re: Shortwave radio and the evolution of celestial navigationFrancis Upchurch13 Jun 2018, 07:41
Re: Shortwave radio and the evolution of celestial navigationFrancis Upchurch13 Jun 2018, 07:44
Re: How height affects sun altitudeFrank Reed5 Jun 2018, 18:44
C. Plath optical instrumentFrank Reed8 Jun 2018, 03:36
In memoriam: Yves Robin-JouanFrank Reed8 Jun 2018, 20:36
Re: C Plath SextantFrank Reed9 Jun 2018, 18:01
Re: Chronology of Celestial Navigation and Related TopicsFrank Reed10 Jun 2018, 16:29
Re: Chronology of Celestial Navigation and Related TopicsFrank Reed10 Jun 2018, 18:43
Re: Movie AdriftFrank Reed10 Jun 2018, 23:37
Re: Movie AdriftFrank Reed11 Jun 2018, 15:41
Shortwave radio and the evolution of celestial navigationFrank Reed12 Jun 2018, 19:00
Another factor of ten for smartphone navigationFrank Reed12 Jun 2018, 22:48
Re: Dip shortFrank Reed13 Jun 2018, 01:35
Re: A Ball Bearing in a dish as a referenceFrank Reed13 Jun 2018, 21:13
Re: Shadows on Google Maps Satellite PhotographsFrank Reed14 Jun 2018, 18:37
Where was the solstice?Frank Reed21 Jun 2018, 13:04
Possible email message malwareFrank Reed22 Jun 2018, 17:54
The "Tables Requisite" (1781) on eBayFrank Reed26 Jun 2018, 01:01
Bowditch's "Navigator" (1832) on eBayFrank Reed26 Jun 2018, 02:15
Re: Time standard for the Space StationFrank Reed27 Jun 2018, 19:43
Meridian-anchored Noon SunFrank Reed28 Jun 2018, 02:23
Re: Time standard for the Space StationFrank Reed28 Jun 2018, 03:27
Re: What Three Words at seaFrank Reed29 Jun 2018, 23:24
Re: The "Tables Requisite" (1781) on eBayFrank Reed30 Jun 2018, 02:15
Re: What Three Words at seaFrank Reed30 Jun 2018, 08:07
Re: Ebay kollsman periscope sextantsGary LaPook5 Jun 2018, 07:52
Re: How height affects sun altitudeGary LaPook5 Jun 2018, 22:06
Re: Movie AdriftGary LaPook11 Jun 2018, 04:32
Re: Shortwave radio and the evolution of celestial navigationGary LaPook13 Jun 2018, 05:17
Re: Shortwave radio and the evolution of celestial navigationGary LaPook13 Jun 2018, 05:19
Re: Shortwave radio and the evolution of celestial navigationGary LaPook13 Jun 2018, 05:22
Kollsman sextant with MOUNT now on ebay.Gary LaPook16 Jun 2018, 22:38
Re: Gary LaPooks Flat BygraveGary LaPook25 Jun 2018, 07:30
Re: What Three Words at seaGary LaPook30 Jun 2018, 19:58
Re: Boeing Clipper 1930sGeoffrey Kolbe1 Jun 2018, 12:15
Re: Latitude by two altitudes and the elapsed timeGeoffrey Kolbe1 Jun 2018, 18:47
Re: Shortwave radio and the evolution of celestial navigationGeoffrey Kolbe13 Jun 2018, 05:46
Re: Where was the solstice?Geoffrey Kolbe22 Jun 2018, 06:29
AwesomeGerald van Wilgen10 Jun 2018, 01:26
Re: C Plath SextantGerald van Wilgen13 Jun 2018, 17:08
Low tech around the world raceGerald van Wilgen13 Jun 2018, 17:12
Re: Stacked-mirror sextantGreg Rudzinski1 Jun 2018, 03:25
Re: Bris reflector and stacked Bris reflectorsGreg Rudzinski3 Jun 2018, 00:35
Re: Stacked-mirror sextantGreg Rudzinski3 Jun 2018, 16:39
Pre Calculating (Hp) For Fixed Angle ReflectorsGreg Rudzinski3 Jun 2018, 17:24
Re: Pre Calculating (Hp) For Fixed Angle ReflectorsGreg Rudzinski4 Jun 2018, 17:34
Re: Pre Calculating (Hp) For Fixed Angle ReflectorsGreg Rudzinski4 Jun 2018, 20:26
Precalculating LHA(t) for Fixed Angle ReflectorsGreg Rudzinski8 Jun 2018, 01:34
Re: Pre Calculating (Hp) For Fixed Angle ReflectorsGreg Rudzinski8 Jun 2018, 21:06
Movie AdriftGreg Rudzinski10 Jun 2018, 23:22
Re: Shortwave radio and the evolution of celestial navigationGreg Rudzinski12 Jun 2018, 22:08
Re: Shortwave radio and the evolution of celestial navigationGreg Rudzinski12 Jun 2018, 22:53
Re: Hamilton 4992B GCT watch FSGreg Rudzinski14 Jun 2018, 18:24
Re: Bubble sextant patentsGreg Rudzinski17 Jun 2018, 17:14
Camera Bris Sextant ExerciseGreg Rudzinski26 Jun 2018, 19:50
Re: Camera Bris Sextant ExerciseGreg Rudzinski27 Jun 2018, 23:34
Re: What Three Words at seaGreg Rudzinski29 Jun 2018, 18:51
Re: Camera Bris Sextant ExerciseGreg Rudzinski30 Jun 2018, 21:17
Longitude Sight, South Pacific, 1864 - RevisitrdHenry Halboth27 Jun 2018, 01:33
Re: Longitude Sight, South Pacific, 1864 - RevisitedHenry Halboth28 Jun 2018, 02:33
Re: Flat Bygrave alternative configurationHerman Dekker25 Jun 2018, 17:14
Re: Flat Bygrave alternative configurationHerman Dekker25 Jun 2018, 23:58
Re: Movie AdriftHewitt Schlereth11 Jun 2018, 22:10
Re: Shortwave radio and the evolution of celestial navigationHewitt Schlereth12 Jun 2018, 21:03
Re: Shortwave radio and the evolution of celestial navigationHewitt Schlereth13 Jun 2018, 01:44
Dip shortJackson McDonald13 Jun 2018, 00:46
Re: Kollsman sextant with MOUNT now on ebay.Jacob M. Huffman III17 Jun 2018, 22:52
Re: Boeing Clipper 1930sJohn D. Howard1 Jun 2018, 13:22
Re: Chronology of Celestial Navigation and Related TopicsJohn D. Howard10 Jun 2018, 13:57
Re: Chronology of Celestial Navigation and Related TopicsJohn D. Howard10 Jun 2018, 15:17
Re: Which Nav-Station is this?John D. Howard19 Jun 2018, 20:16
Re: Which Nav-Station is this?John D. Howard19 Jun 2018, 22:00
Re: Which Nav-Station is this?John D. Howard20 Jun 2018, 16:21
Re: Where was the solstice?John D. Howard21 Jun 2018, 14:46
Re: Time standard for the Space StationJohn D. Howard28 Jun 2018, 15:16
Re: Chronometer repair: Has anyone dealt with Historic timekeepers?John Tygart30 Jun 2018, 14:37
Re: C. Plath optical instrumentLuc Van den Borre8 Jun 2018, 07:11
Ebay kollsman periscope sextantsMerlijn Frijda4 Jun 2018, 00:23
Re: Ebay kollsman periscope sextantsMerlijn Frijda5 Jun 2018, 12:34
Re: Time standard for the Space StationMike Mayer28 Jun 2018, 11:57
Re: Boeing Clipper 1930sNoell Wilson1 Jun 2018, 14:02
Re: Ebay kollsman periscope sextantsNoell Wilson7 Jun 2018, 14:01
Re: Ebay kollsman periscope sextantsNoell Wilson8 Jun 2018, 16:21
Re: Ebay kollsman periscope sextantsNoell Wilson9 Jun 2018, 16:56
Re: Ebay kollsman periscope sextantsPaul Dolkas4 Jun 2018, 23:39
Re: Ebay kollsman periscope sextantsPaul Dolkas4 Jun 2018, 23:51
Re: Ebay kollsman periscope sextantsPaul Dolkas5 Jun 2018, 18:41
Re: Ebay kollsman periscope sextantsPaul Dolkas7 Jun 2018, 01:00
Re: Ebay kollsman periscope sextantsPaul Dolkas7 Jun 2018, 17:03
Re: A Ball Bearing in a dish as a referencePaul Dolkas7 Jun 2018, 17:06
Time standard for the Space StationPaul Dolkas27 Jun 2018, 18:16
Re: Time standard for the Space StationPaul Dolkas28 Jun 2018, 00:52
Practical Air Navigation (C&GS Special Publication 197)Paul Hirose2 Jun 2018, 06:00
Re: A Ball Bearing in a dish as a referencePaul Hirose9 Jun 2018, 05:18
Re: A Ball Bearing in a dish as a referencePaul Hirose10 Jun 2018, 05:41
Hamilton 4992B GCT watch FSPaul Hirose14 Jun 2018, 05:05
Lunar laser eye safetyPaul Hirose14 Jun 2018, 23:54
Re: Which Nav-Station is this?Paul Hirose20 Jun 2018, 17:44
Re: Where was the solstice?Paul Hirose23 Jun 2018, 20:24
Re: Movie AdriftPete Solon Palmer11 Jun 2018, 02:46
Re: Stacked-mirror sextantPeter Monta1 Jun 2018, 12:58
Re: Stacked-mirror sextantPeter Monta1 Jun 2018, 23:16
Re: Stacked-mirror sextantPeter Monta4 Jun 2018, 13:06
Re: A Ball Bearing in a dish as a referencePeter Monta9 Jun 2018, 07:36
Re: A Ball Bearing in a dish as a referencePeter Monta10 Jun 2018, 06:41
Re: A Ball Bearing in a dish as a referencePeter Monta10 Jun 2018, 07:01
Re: Lunar laser eye safetyPeter Monta15 Jun 2018, 10:51
Re: Camera Bris Sextant ExercisePeter Monta27 Jun 2018, 06:40
C Plath SextantRichard Libby9 Jun 2018, 17:37
Re: C Plath SextantRichard Libby13 Jun 2018, 16:23
Re: Bubble sextant patentsRobert Eno17 Jun 2018, 17:39
Re: What Three Words at seaRobert VanderPol II29 Jun 2018, 01:54
Re: Gary LaPooks Flat BygraveRobin Stuart25 Jun 2018, 15:18
Re: Flat Bygrave alternative configurationRobin Stuart25 Jun 2018, 17:33
Re: C. Plath optical instrumentSean C8 Jun 2018, 04:56
Re: Shadows on Google Maps Satellite PhotographsSean C14 Jun 2018, 23:06
Re: What Three Words at seaSean C29 Jun 2018, 02:07
Re: Status Report on Navigator's Slide RuleSean Johnston21 Jun 2018, 14:53
Re: Status Report on Navigator's Slide RuleSean Johnston22 Jun 2018, 20:37
Re: Dip shortStan K13 Jun 2018, 05:50
Re: Stacked-mirror sextantTony Oz1 Jun 2018, 18:01
Re: Stacked-mirror sextantTony Oz3 Jun 2018, 11:26
Re: A Ball Bearing in a dish as a referenceTony Oz13 Jun 2018, 08:59
How height affects sun altitude‏Ziad Anas5 Jun 2018, 11:23
Re: How height affects sun altitudeZiad Anas5 Jun 2018, 20:22
Re: How height affects sun altitudeZiad Anas6 Jun 2018, 09:28

Index includes 190 messages.

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