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

January, 2014

Index includes 676 messages. Sorted by message ID, in descending order.

                    
Re: The sinking of the MarquesJackson McDonald31 Jan 2014, 00:58
Re: The sinking of the MarquesNavList Messages30 Jan 2014, 20:33
Re: DosBox TipsFrank Reed30 Jan 2014, 21:34
Cook and equal altitude sights around noonWarren Blake30 Jan 2014, 21:04
Re: Precomputing sextant observations at seaFrancis Upchurch30 Jan 2014, 07:34
Re: Precomputing sextant observations at seaBrad Morris30 Jan 2014, 05:33
Re: Precomputing sextant observations at seaGary LaPook30 Jan 2014, 04:11
I finally got my slope-fit spreadsheet runningGreg Licfi30 Jan 2014, 01:00
Re: DosBox TipsGreg Licfi29 Jan 2014, 16:18
Re: DosBox TipsDave Walden29 Jan 2014, 15:48
Re: Precomputing sextant observations at seaFrancis Upchurch29 Jan 2014, 15:01
Re: NASR frustratios...help!Paul Werner29 Jan 2014, 14:54
Re: DosBox TipsSean C29 Jan 2014, 14:39
Re: Precomputing sextant observations at seaGary LaPook29 Jan 2014, 11:27
Re: Precomputing sextant observations at seaGary LaPook29 Jan 2014, 11:54
Re: Precomputing sextant observations at seaFrancis Upchurch29 Jan 2014, 07:15
Re: Precomputing sextant observations at seaGary LaPook29 Jan 2014, 00:32
Starting a new threadPaul Hirose28 Jan 2014, 21:32
Celestial Tools V4.4.0 Beta 3Stan K28 Jan 2014, 18:05
Re: Dating Hughes and Son sextantsNavList Messages28 Jan 2014, 05:44
Precomputing sextant observations at seaGary LaPook28 Jan 2014, 12:00
Precomputing sextant observations at seaGary LaPook28 Jan 2014, 12:02
Precomputing sextant observations at seaGary LaPook28 Jan 2014, 12:02
Re: Need help writing a slope-fit excel sheetAndrés Ruiz28 Jan 2014, 08:03
Re: Need help writing a slope-fit excel sheetAndrés Ruiz28 Jan 2014, 07:30
Re: Precomputing sextant observations at seaFrancis Upchurch28 Jan 2014, 06:28
Re: Centring Error DetectorBrad Morris28 Jan 2014, 04:51
Re: Need help writing a slope-fit excel sheetBrad Morris28 Jan 2014, 05:19
Re: Centring Error DetectorBill Morris28 Jan 2014, 04:36
Celestial Tools V4.4.0 Beta 3Stan K28 Jan 2014, 04:00
Re: NO 9xx plotting sheetsPeter Hakel28 Jan 2014, 03:54
Re: Need help writing a slope-fit excel sheetBrad Morris28 Jan 2014, 03:11
Re: Need help writing a slope-fit excel sheetGreg Licfi28 Jan 2014, 02:37
Re: Need help writing a slope-fit excel sheetBrad Morris27 Jan 2014, 21:34
Re: Centring Error DetectorBrad Morris27 Jan 2014, 20:31
Re: DosBox TipsGreg Licfi27 Jan 2014, 20:16
Re: Centring Error DetectorBill Morris27 Jan 2014, 20:05
Re: DosBox TipsFrank Reed27 Jan 2014, 18:24
Celestial Tools V4.4.0...Stan K27 Jan 2014, 17:02
Re: Need help writing a slope-fit excel sheetGreg Licfi27 Jan 2014, 15:32
Re: Fitting a line to sightsBruce J. Pennino27 Jan 2014, 14:38
Re: DosBox TipsMarcel Tschudin27 Jan 2014, 13:40
Re: DosBox TipsSean C27 Jan 2014, 13:12
Re: Precomputing sextant observations at seaFrancis Upchurch27 Jan 2014, 10:48
Precomputing sextant observations at seaGary LaPook27 Jan 2014, 10:15
Precomputing sextant observations at seaGary LaPook27 Jan 2014, 10:04
Precomputing sextant observations at seaGary LaPook27 Jan 2014, 10:13
Precomputing sextant observations at seaGary LaPook27 Jan 2014, 10:12
Precomputing sextant observations at seaGary LaPook27 Jan 2014, 10:07
Precomputing sextant observations at seaGary LaPook27 Jan 2014, 10:10
Re: Need help writing a slope-fit excel sheetAndrés Ruiz27 Jan 2014, 09:56
Re: DosBox TipsMarcel Tschudin27 Jan 2014, 09:06
Re: Centering Error DetectorPeter Monta27 Jan 2014, 06:28
Peter Monta's DeviceBrad Morris27 Jan 2014, 05:51
Re: Centering Error DetectorBrad Morris27 Jan 2014, 06:07
Re: Centring Error DetectorPeter Monta27 Jan 2014, 05:11
Re: Centring Error DetectorBrad Morris27 Jan 2014, 02:48
Re: Centring Error DetectorPeter Monta27 Jan 2014, 02:26
Centring Error DetectorBrad Morris27 Jan 2014, 01:21
Re: DosBox TipsSean C27 Jan 2014, 01:03
DosBox TipsSean C27 Jan 2014, 01:00
Fitting a line to sightsFrank Reed26 Jan 2014, 21:27
Re: Software for Star RecognitionMarcel Tschudin26 Jan 2014, 16:00
Re: Software for Star RecognitionDave Walden26 Jan 2014, 14:12
Re: Need help writing a slope-fit excel sheetBill B26 Jan 2014, 01:08
Re: Software for Star RecognitionPaul Hirose26 Jan 2014, 00:16
Re: NO 9xx plotting sheetsLu Abel25 Jan 2014, 18:36
Re: Need help writing a slope-fit excel sheetStan K25 Jan 2014, 12:20
Re: Need help writing a slope-fit excel sheetGreg Licfi25 Jan 2014, 05:19
Re: Need help writing a slope-fit excel sheetPeter Hakel25 Jan 2014, 03:15
Scaled Blank Plotting SheetsHewitt Schlereth25 Jan 2014, 01:27
Need help writing a slope-fit excel sheetGreg Licfi25 Jan 2014, 00:25
Re: NO 9xx plotting sheetsGreg Licfi24 Jan 2014, 23:32
Re: NO 9xx plotting sheetsGreg Licfi24 Jan 2014, 23:09
Re: Software for Star RecognitionMarcel Tschudin24 Jan 2014, 22:45
Re: Software for Star RecognitionDave Walden24 Jan 2014, 22:33
Re: Software for Star RecognitionMarcel Tschudin24 Jan 2014, 20:52
Re: NO 9xx plotting sheetsPeter Hakel24 Jan 2014, 20:39
Re: Patent Greatest Angle ClampBrad Morris24 Jan 2014, 20:18
Re: Software for Star RecognitionPeter Monta24 Jan 2014, 20:04
Re: Patent Greatest Angle ClampBill Morris24 Jan 2014, 19:05
Software for Star RecognitionMarcel Tschudin24 Jan 2014, 17:43
Re: Poor Line of Position ComputerAlan S24 Jan 2014, 17:33
Re: How not to level an AHBrad Morris24 Jan 2014, 17:22
Re: Chasing Shackleton, Part 3 of 3Brad Morris24 Jan 2014, 17:17
Re: How not to level an AHNoell Wilson24 Jan 2014, 17:13
NO 9xx plotting sheetsLu Abel24 Jan 2014, 17:06
Re: Chasing Shackleton, Part 3 of 3Greg Rudzinski24 Jan 2014, 16:29
Re: Chasing Shackleton, Part 3 of 3Jackson McDonald24 Jan 2014, 16:20
Re: Chasing Shackleton, Part 3 of 3Greg Rudzinski24 Jan 2014, 16:14
Sextant sun shieldDave Walden24 Jan 2014, 15:12
Re: Poor Line of Position ComputerMike Mayer24 Jan 2014, 14:10
Re: Poor Line of Position ComputerFrancis Upchurch24 Jan 2014, 11:00
Re: Poor Line of Position ComputerDave Walden24 Jan 2014, 10:04
Re: Poor Line of Position ComputerGary LaPook24 Jan 2014, 07:36
Chasing Shackleton, Part 3 of 3Brad Morris24 Jan 2014, 05:15
Re: Poor Line of Position ComputerGreg Licfi24 Jan 2014, 03:32
Re: Poor Line of Position ComputerFrancis Upchurch24 Jan 2014, 05:20
Patent Greatest Angle ClampBrad Morris24 Jan 2014, 03:27
Re: Software for Star RecorgintionDavid Cortes24 Jan 2014, 02:55
Re: Poor Line of Position ComputerBrad Morris24 Jan 2014, 03:18
Re: Poor Line of Position ComputerGary LaPook24 Jan 2014, 02:09
Re: How not to level an AHBrad Morris24 Jan 2014, 02:08
Re: How not to level an AHBruce J. Pennino24 Jan 2014, 01:35
Re: Centring Error DetectorBrad Morris23 Jan 2014, 23:55
Re: Poor Line of Position ComputerBrad Morris23 Jan 2014, 23:49
Re: Poor Line of Position ComputerGeorge Fulford23 Jan 2014, 23:45
Re: Software for Star RecorgintionMarcel Tschudin23 Jan 2014, 22:59
Re: Centring Error DetectorBrad Morris23 Jan 2014, 22:43
Re: Software for Star RecorgintionDave Walden23 Jan 2014, 22:02
Re: Software for Star RecorgintionLuc Van den Borre23 Jan 2014, 21:51
Software for Star RecorgintionMarcel Tschudin23 Jan 2014, 21:27
Re: Centring Error DetectorBrad Morris23 Jan 2014, 19:26
Re: How not to level an AHÖrjan Sandström23 Jan 2014, 18:31
Re: Centring Error DetectorÖrjan Sandström23 Jan 2014, 18:18
How not to level an AHNoell Wilson23 Jan 2014, 17:22
Re: BeerSean C23 Jan 2014, 12:45
Re: Great circle sailings -- the "duh" momentAndrés Ruiz23 Jan 2014, 09:53
Re: Centring Error DetectorBill Morris23 Jan 2014, 07:40
Re: BeerStan K23 Jan 2014, 04:04
BeerDave Walden23 Jan 2014, 02:47
Re: Beating a Dead Horse (aka Worley's Sextant)Brad Morris22 Jan 2014, 22:55
Re: Beating a Dead Horse (aka Worley's Sextant)Sean C22 Jan 2014, 22:02
Re: Using a slide rule for celnavSean C22 Jan 2014, 21:56
Re: Great circle sailings -- the "duh" momentSean C22 Jan 2014, 21:36
Great circle sailings -- the "duh" momentAndrew Nikitin22 Jan 2014, 21:10
Re: ADMIN: several itemsBrad Morris22 Jan 2014, 21:03
Re: ADMIN: several itemsBrad Morris22 Jan 2014, 20:52
Re: ADMIN: several itemsBrad Morris22 Jan 2014, 20:44
Celestial Tools V4.4.0 Beta 2Stan K22 Jan 2014, 20:34
Re: Centring Error DetectorBrad Morris22 Jan 2014, 20:05
Re: ADMIN: several itemsDerrick Young22 Jan 2014, 20:42
ADMIN: several itemsFrank Reed22 Jan 2014, 20:00
Re: Beating a Dead Horse (aka Worley's Sextant)Bill Morris22 Jan 2014, 19:09
Re: Centring Error DetectorFrank Reed22 Jan 2014, 18:33
Re: Beating a Dead Horse (aka Worley's Sextant)Brad Morris22 Jan 2014, 14:34
Re: Using a slide rule for celnavGary LaPook22 Jan 2014, 11:05
Re: Beating a Dead Horse (aka Worley's Sextant)Bill Morris22 Jan 2014, 08:49
Re: Beating a Dead Horse (aka Worley's Sextant)Brad Morris22 Jan 2014, 05:55
Re: Centring Error DetectorBrad Morris22 Jan 2014, 04:20
Re: Centring Error DetectorDon Seltzer22 Jan 2014, 04:13
Re: Using a slide rule for celnavFrank Reed22 Jan 2014, 04:09
Re: Centring Error DetectorFrank Reed22 Jan 2014, 03:55
Re: Centring Error DetectorBrad Morris22 Jan 2014, 03:47
Re: Beating a Dead Horse (aka Worley's Sextant)Brad Morris22 Jan 2014, 00:57
Re: Beating a Dead Horse (aka Worley's Sextant)Don Seltzer22 Jan 2014, 00:39
Re: What is a "Class A" sextant?Brad Morris21 Jan 2014, 22:53
Re: Beating a Dead Horse (aka Worley's Sextant)Brad Morris21 Jan 2014, 22:38
Re: What is a "Class A" sextant?Frank Reed21 Jan 2014, 22:38
Re: Beating a Dead Horse (aka Worley's Sextant)Brad Morris21 Jan 2014, 22:10
Re: What is a "Class A" sextant?Brad Morris21 Jan 2014, 22:19
Re: Beating a Dead Horse (aka Worley's Sextant)Brad Morris21 Jan 2014, 22:02
Re: What is a "Class A" sextant?Jürgen Hoefeld21 Jan 2014, 21:49
Re: Beating a Dead Horse (aka Worley's Sextant)Brendan Kinch21 Jan 2014, 21:27
Re: What is a "Class A" sextant?Brad Morris21 Jan 2014, 21:24
Re: What is a "Class A" sextant?Dave Walden21 Jan 2014, 20:59
Re: What is a "Class A" sextant?Dave Walden21 Jan 2014, 20:47
Re: What is a "Class A" sextant?Brad Morris21 Jan 2014, 20:25
Re: What is a "Class A" sextant?Brad Morris21 Jan 2014, 20:28
Re: What is a "Class A" sextant?Hewitt Schlereth21 Jan 2014, 20:15
Re: What is a "Class A" sextant?Dave Walden21 Jan 2014, 20:10
Re: What is a "Class A" sextant?Brad Morris21 Jan 2014, 19:59
Re: What is a "Class A" sextant?Noell Wilson21 Jan 2014, 19:23
Re: NASR frustratios...Thanks!Randall Morrow21 Jan 2014, 15:34
Re: Using a slide rule for celnavGary LaPook21 Jan 2014, 08:19
Re: NASR frustratios...help!Andrés Ruiz21 Jan 2014, 07:12
Re: Using a slide rule for celnavFrancis Upchurch21 Jan 2014, 07:21
Re: Using a slide rule for celnavHewitt Schlereth21 Jan 2014, 02:49
Re: Using a slide rule for celnavGary LaPook21 Jan 2014, 01:44
Re: Using a slide rule for celnavGary LaPook21 Jan 2014, 00:58
Re: Centring Error DetectorBrad Morris21 Jan 2014, 00:42
Re: Using a slide rule for celnavBrad Morris21 Jan 2014, 00:36
Re: Centring Error DetectorBrad Morris21 Jan 2014, 00:25
Re: Using a slide rule for celnavGary LaPook21 Jan 2014, 00:01
Re: Using a slide rule for celnavGary LaPook21 Jan 2014, 00:07
Re: Using a slide rule for celnavGreg Licfi20 Jan 2014, 23:57
Re: Using a slide rule for celnavBrad Morris20 Jan 2014, 23:23
Re: What is a "Class A" sextant?Frank Reed20 Jan 2014, 23:36
Re: What is a "Class A" sextant?Brad Morris20 Jan 2014, 22:49
Re: Beating a Dead Horse (aka Worley's Sextant)Brad Morris20 Jan 2014, 22:25
Re: Lifeboat sextant instruction bookletBrad Morris20 Jan 2014, 22:29
Celestial Tools V4.4.0Stan K20 Jan 2014, 22:18
Re: Lifeboat sextant instruction bookletFrank Reed20 Jan 2014, 20:11
Re: Beating a Dead Horse (aka Worley's Sextant)Don Seltzer20 Jan 2014, 19:19
Re: Beating a Dead Horse (aka Worley's Sextant)Stan K20 Jan 2014, 19:04
Re: CWM "38th Voyage" in 2014Lu Abel20 Jan 2014, 18:59
Re: Beating a Dead Horse (aka Worley's Sextant)Brad Morris20 Jan 2014, 17:34
Re: Using a slide rule for celnavGreg Licfi20 Jan 2014, 15:35
Re: Beating a Dead Horse (aka Worley's Sextant)Brad Morris20 Jan 2014, 16:40
Re: Beating a Dead Horse (aka Worley's Sextant)Don Seltzer20 Jan 2014, 15:38
Re: Index mirror adjustment with offset mirrorRobin Stuart20 Jan 2014, 15:37
Re: Beating a Dead Horse (aka Worley's Sextant)Brad Morris20 Jan 2014, 15:34
Re: Beating a Dead Horse (aka Worley's Sextant)Brad Morris20 Jan 2014, 15:25
Re: Beating a Dead Horse (aka Worley's Sextant)Stan K20 Jan 2014, 15:15
Re: Beating a Dead Horse (aka Worley's Sextant)Brad Morris20 Jan 2014, 14:00
Re: Beating a Dead Horse (aka Worley's Sextant)Brendan Kinch20 Jan 2014, 10:34
Re: Using a slide rule for celnavGary LaPook20 Jan 2014, 09:12
Re: Using a slide rule for celnavGary LaPook20 Jan 2014, 09:03
Re: 3D printing & sextants - a few surprisesEric van der Veen20 Jan 2014, 08:29
Using a slide rule for celnavDavid Cortes20 Jan 2014, 06:20
Re: What is a "Class A" sextant?Frank Reed20 Jan 2014, 05:12
Re: What is a "Class A" sextant?Brad Morris20 Jan 2014, 03:59
Re: What is a "Class A" sextant?Stan K20 Jan 2014, 03:22
Re: Work sheets, plotting sheets for H.O. 211Gary LaPook20 Jan 2014, 01:58
What is a "Class A" sextant?Brad Morris20 Jan 2014, 02:01
Re: Beating a Dead Horse (aka Worley's Sextant)Stan K20 Jan 2014, 01:14
Re: CWM "38th Voyage" in 2014Stan K20 Jan 2014, 01:09
Re: Beating a Dead Horse (aka Worley's Sextant)Brad Morris20 Jan 2014, 01:06
Re: Beating a Dead Horse (aka Worley's Sextant)Stan K20 Jan 2014, 00:27
Work sheets, plotting sheets for H.O. 211Alan S20 Jan 2014, 00:01
Re: Beating a Dead Horse (aka Worley's Sextant)Brad Morris19 Jan 2014, 22:21
Re: Beating a Dead Horse (aka Worley's Sextant)Don Seltzer19 Jan 2014, 20:52
Re: Off-topic: Recommendation for "Captain Phillips"Gary LaPook19 Jan 2014, 20:41
Re: Weems LOP Short Table MethodGary LaPook19 Jan 2014, 20:32
Re: CWM "38th Voyage" in 2014Frank Reed19 Jan 2014, 20:21
Re: Off-topic: Recommendation for "Captain Phillips"Gary LaPook19 Jan 2014, 20:05
Re: CWM "38th Voyage" in 2014Frank Reed19 Jan 2014, 20:04
Re: Off-topic: Recommendation for "Captain Phillips"Gary LaPook19 Jan 2014, 19:57
Re: Off-topic: Recommendation for "Captain Phillips"Gary LaPook19 Jan 2014, 19:42
Re: Beating a Dead Horse (aka Worley's Sextant)Brad Morris19 Jan 2014, 19:19
Re: Beating a Dead Horse (aka Worley's Sextant)Bill Morris19 Jan 2014, 18:46
Re: CWM "38th Voyage" in 2014Lu Abel19 Jan 2014, 18:05
Re: Beating a Dead Horse (aka Worley's Sextant)Brad Morris19 Jan 2014, 17:52
Re: CWM "38th Voyage" in 2014Lu Abel19 Jan 2014, 17:47
Re: CWM "38th Voyage" in 2014Lu Abel19 Jan 2014, 17:33
Re: Beating a Dead Horse (aka Worley's Sextant)Don Seltzer19 Jan 2014, 16:42
Re: Beating a Dead Horse (aka Worley's Sextant)Brendan Kinch19 Jan 2014, 06:59
Re: Beating a Dead Horse (aka Worley's Sextant)Brad Morris19 Jan 2014, 06:02
Re: Beating a Dead Horse (aka Worley's Sextant)Brendan Kinch19 Jan 2014, 05:10
Weems LOP Short Table MethodBruce J. Pennino19 Jan 2014, 04:18
Re: Beating a Dead Horse (aka Worley's Sextant)Brad Morris19 Jan 2014, 03:41
Re: Beating a Dead Horse (aka Worley's Sextant)Stan K19 Jan 2014, 01:24
Re: CWM "38th Voyage" in 2014Brad Morris19 Jan 2014, 01:03
Re: CWM "38th Voyage" in 2014Stan K19 Jan 2014, 00:54
CWM "38th Voyage" in 2014Frank Reed19 Jan 2014, 00:35
Re: Off-topic: Recommendation for "Captain Phillips"Brad Morris18 Jan 2014, 23:55
Re: Off-topic: Recommendation for "Captain Phillips"Frank Reed18 Jan 2014, 23:34
Re: Index mirror adjustment with offset mirrorFrank Reed18 Jan 2014, 23:31
Re: Off-topic: Recommendation for "Captain Phillips"Brad Morris18 Jan 2014, 23:21
Re: Chinese using a star trackerBrad Morris18 Jan 2014, 23:13
Re: Off-topic: Recommendation for "Captain Phillips"Frank Reed18 Jan 2014, 23:16
Re: Chinese using a star trackerFrank Reed18 Jan 2014, 22:58
Re: Beating a Dead Horse (aka Worley's Sextant)Stan K18 Jan 2014, 22:38
Re: Beating a Dead Horse (aka Worley's Sextant)Brad Morris18 Jan 2014, 22:16
Re: Chasing ShackletonBrad Morris18 Jan 2014, 22:34
Re: Off-topic: Recommendation for "Captain Phillips"Gary LaPook18 Jan 2014, 21:52
Ageton-BaylessStan K18 Jan 2014, 21:37
Re: Beating a Dead Horse (aka Worley's Sextant)Brad Morris18 Jan 2014, 21:28
Re: Beating a Dead Horse (aka Worley's Sextant)Brendan Kinch18 Jan 2014, 20:49
Re: Off-topic: Recommendation for "Captain Phillips"Lu Abel18 Jan 2014, 20:37
Re: Off-topic: Recommendation for "Captain Phillips"Gary LaPook18 Jan 2014, 19:53
Re: Beating a Dead Horse (aka Worley's Sextant)Stan K18 Jan 2014, 18:38
Re: Beating a Dead Horse (aka Worley's Sextant)Stan K18 Jan 2014, 18:29
Re: Beating a Dead Horse (aka Worley's Sextant)Stan K18 Jan 2014, 17:58
Re: Beating a Dead Horse (aka Worley's Sextant)Brendan Kinch18 Jan 2014, 17:22
Re: Beating a Dead Horse (aka Worley's Sextant)Brad Morris18 Jan 2014, 16:21
Re: Chasing ShackletonStan K18 Jan 2014, 15:29
Re: Chasing ShackletonStan K18 Jan 2014, 15:18
Chinese using a star trackerDave Walden18 Jan 2014, 13:22
Re: Beating a Dead Horse (aka Worley's Sextant)Brendan Kinch18 Jan 2014, 12:01
Beating a Dead Horse (aka Worley's Sextant)Brad Morris18 Jan 2014, 07:33
Re: Chasing ShackletonBrad Morris18 Jan 2014, 05:38
Re: Chasing ShackletonBrad Morris18 Jan 2014, 05:04
Re: Chasing ShackletonBrad Morris18 Jan 2014, 05:12
Re: Chasing ShackletonStan K18 Jan 2014, 04:43
Re: Chasing ShackletonBrad Morris18 Jan 2014, 04:00
Re: NASR frustratios...help!Dave Walden18 Jan 2014, 04:02
Re: Celestial Navigation on the Great Lakes QuestionBill B18 Jan 2014, 03:20
Re: Chasing ShackletonBrad Morris18 Jan 2014, 02:30
Re: NASR frustratios...help!Hewitt Schlereth18 Jan 2014, 02:33
Re: Chasing ShackletonSean C18 Jan 2014, 02:23
Re: NASR frustratios...help!Robert Bernecky18 Jan 2014, 01:35
Re: Chasing ShackletonStan K18 Jan 2014, 01:31
Re: Chasing ShackletonBrad Morris18 Jan 2014, 01:00
Re: Chasing ShackletonBrendan Kinch18 Jan 2014, 00:38
Re: NASR frustratios...help!Robert Bernecky18 Jan 2014, 00:08
Re: Chasing ShackletonStan K17 Jan 2014, 23:52
Re: Chasing ShackletonStan K17 Jan 2014, 23:43
Re: Chasing ShackletonStan K17 Jan 2014, 23:32
Re: Chasing ShackletonBrad Morris17 Jan 2014, 23:08
Re: Chasing ShackletonBrendan Kinch17 Jan 2014, 22:54
Re: Celestial Navigation on the Great Lakes QuestionJames Iverson17 Jan 2014, 22:34
Re: Chasing ShackletonBrad Morris17 Jan 2014, 22:10
Re: Patrick O'Brian seriesMarcelo S17 Jan 2014, 22:00
Re: Chasing ShackletonBrendan Kinch17 Jan 2014, 21:29
NASR frustratios...help!Randall Morrow17 Jan 2014, 21:30
Re: Chasing ShackletonBrad Morris17 Jan 2014, 20:06
Re: Chasing ShackletonBrad Morris17 Jan 2014, 20:02
Re: 3D printing & sextants - a few surprisesEric van der Veen17 Jan 2014, 19:14
Re: A-7 and A-5 ManualEric van der Veen17 Jan 2014, 19:12
A-7 and A-5 ManualGary LaPook17 Jan 2014, 17:36
Re: Chasing ShackletonStan K17 Jan 2014, 16:33
Re: Chasing ShackletonBrendan Kinch17 Jan 2014, 14:04
Re: Index mirror adjustment with offset mirrorLuc Van den Borre17 Jan 2014, 11:16
Re: Index mirror adjustment with offset mirrorLuc Van den Borre17 Jan 2014, 10:54
Re: 3D printing & sextants - a few surprisesPaul Dolkas17 Jan 2014, 05:50
Re: Index mirror adjustment with offset mirrorBill Morris17 Jan 2014, 04:42
Re: Chasing ShackletonBrad Morris17 Jan 2014, 04:04
Re: Chasing ShackletonStan K17 Jan 2014, 03:22
Re: Off-topic: Recommendation for "Captain Phillips"Frank Reed17 Jan 2014, 02:50
Re: Chasing ShackletonBrendan Kinch17 Jan 2014, 01:32
Re: Chasing ShackletonBrad Morris17 Jan 2014, 01:31
Re: Chasing ShackletonBrad Morris17 Jan 2014, 01:24
Re: Chasing ShackletonStan K17 Jan 2014, 01:12
Re: Retracing Sir Shackleton's journeyAlan S17 Jan 2014, 00:49
Re: Retracing Sir Shackleton's journeyAlan S17 Jan 2014, 00:45
Re: Chasing ShackletonAlan S17 Jan 2014, 00:42
Re: Chasing ShackletonStan K17 Jan 2014, 00:22
Re: Retracing Sir Shackleton's journeyStan K17 Jan 2014, 00:19
Re: Chasing ShackletonBrad Morris16 Jan 2014, 22:18
Re: Retracing Sir Shackleton's journeySean C16 Jan 2014, 22:13
Re: Retracing Sir Shackleton's journeyJackson McDonald16 Jan 2014, 22:04
Re: Chasing ShackletonStan K16 Jan 2014, 22:00
Re: Chasing ShackletonStan K16 Jan 2014, 21:52
Re: Retracing Sir Shackleton's journeyAlan S16 Jan 2014, 21:36
Re: Chasing ShackletonAlan S16 Jan 2014, 21:26
Re: Chasing ShackletonBrad Morris16 Jan 2014, 21:05
Re: Off-topic: Recommendation for "Captain Phillips"Alan S16 Jan 2014, 21:06
Re: Retracing Sir Shackleton's journeyStan K16 Jan 2014, 20:40
Re: Chasing ShackletonStan K16 Jan 2014, 20:37
Re: Chasing ShackletonBrad Morris16 Jan 2014, 19:31
Chasing ShackletonStan K16 Jan 2014, 19:04
Re: Retracing Sir Shackleton's journeyHewitt Schlereth16 Jan 2014, 19:01
Re: Retracing Sir Shackleton's journeyFrank Reed16 Jan 2014, 19:03
Re: Retracing Sir Shackleton's journeyStan K16 Jan 2014, 18:35
Re: H.O. 208 questionGary LaPook16 Jan 2014, 18:29
Re: Retracing Sir Shackleton's journeyHewitt Schlereth16 Jan 2014, 17:46
Re: Retracing Sir Shackleton's journeyStan K16 Jan 2014, 17:18
Re: Off-topic: Recommendation for "Captain Phillips"Greg Rudzinski16 Jan 2014, 17:16
Re: Retracing Sir Shackleton's journeyGreg Rudzinski16 Jan 2014, 16:42
Re: Off-topic: Recommendation for "Captain Phillips"Andrés Ruiz16 Jan 2014, 14:58
Re: Off-topic: Recommendation for "Captain Phillips"Andrés Ruiz16 Jan 2014, 15:04
Re: Off-topic: Recommendation for "Captain Phillips"Alexandre Eremenko16 Jan 2014, 14:54
Re: Off-topic: Recommendation for "Captain Phillips"Jeremy C16 Jan 2014, 13:41
Re: Fix differences with 5 reduction methods...Read "clarifications"Andrés Ruiz16 Jan 2014, 09:59
Re: Retracing Sir Shackleton's journeyStan K16 Jan 2014, 08:58
Re: Off-topic: Recommendation for "Captain Phillips"Gary LaPook16 Jan 2014, 07:22
Re: Off-topic: Recommendation for "Captain Phillips"Gary LaPook16 Jan 2014, 06:32
Re: Fix differences with 5 reduction methods...Read "clarifications"Gary LaPook16 Jan 2014, 05:34
Re: Off-topic: Recommendation for "Captain Phillips"Alexandre Eremenko16 Jan 2014, 05:47
Re: Retracing Sir Shackleton's journeyBrad Morris16 Jan 2014, 04:41
Re: Retracing Sir Shackleton's journeyBrad Morris16 Jan 2014, 04:19
Re: Off-topic: Recommendation for "Captain Phillips"Alan S16 Jan 2014, 02:59
Re: Question Re: Position by CalculationRick Gay16 Jan 2014, 02:39
Re: Off-topic: Recommendation for "Captain Phillips"Lu Abel16 Jan 2014, 00:27
Re: Off-topic: Recommendation for "Captain Phillips"Jackson McDonald16 Jan 2014, 00:22
Re: Fix differences with 5 reduction methods...Read "clarifications"David Fleming15 Jan 2014, 23:58
Re: Off-topic: Recommendation for "Captain Phillips"Alexandre Eremenko15 Jan 2014, 23:41
Re: Off-topic: Recommendation for "Captain Phillips"Tom Sult15 Jan 2014, 23:15
Re: Fix differences with 5 reduction methods...Read "clarifications"Randall Morrow15 Jan 2014, 22:52
Re: Index mirror adjustment with offset mirrorKen Gebhart15 Jan 2014, 22:44
Re: Fix differences with 5 reduction methodsDavid Fleming15 Jan 2014, 21:49
Re: Off-topic: Recommendation for "Captain Phillips"Alan S15 Jan 2014, 21:38
Re: Fix differences with 5 reduction methodsAlan S15 Jan 2014, 21:45
Re: Off-topic: Recommendation for "Captain Phillips"Alan S15 Jan 2014, 21:32
Re: Fix differences with 5 reduction methods...clarificationRandall Morrow15 Jan 2014, 21:26
Fix differences with 5 reduction methodsRandall Morrow15 Jan 2014, 21:12
Re: Index mirror adjustment with offset mirrorLuc Van den Borre15 Jan 2014, 20:41
Re: Off-topic: Recommendation for "Captain Phillips"Lu Abel15 Jan 2014, 20:32
Re: H.O. 208 questionStan K15 Jan 2014, 20:26
Re: Index mirror adjustment with offset mirrorBill B15 Jan 2014, 20:25
Re: Off-topic: Recommendation for "Captain Phillips"Bill B15 Jan 2014, 20:15
Re: Index mirror adjustment with offset mirrorFrank Reed15 Jan 2014, 19:46
Re: Sextant RepairsÖrjan Sandström15 Jan 2014, 19:41
Re: H.O. 208 questionÖrjan Sandström15 Jan 2014, 19:21
Re: Off-topic: Recommendation for "Captain Phillips"Gary LaPook15 Jan 2014, 19:08
Re: Index mirror adjustment with offset mirrorGary LaPook15 Jan 2014, 18:54
Re: Off-topic: Recommendation for "Captain Phillips"Frank Reed15 Jan 2014, 18:52
Re: Sextant RepairsRobert Eno15 Jan 2014, 14:19
Re: Patrick O'Brian seriesDon Seltzer15 Jan 2014, 13:01
Index mirror adjustment with offset mirrorLuc Van den Borre15 Jan 2014, 11:43
Re: Off-topic: Recommendation for "Captain Phillips"Gary LaPook15 Jan 2014, 10:52
Off-topic: Recommendation for "Captain Phillips"Frank Reed15 Jan 2014, 09:19
Re: Sextant RepairsFrank Reed15 Jan 2014, 09:16
Re: Patrick O'Brian seriesAndrés Ruiz15 Jan 2014, 08:13
Re: Patrick O'Brian seriesGary LaPook15 Jan 2014, 05:12
Re: Sextant RepairsGary LaPook15 Jan 2014, 04:51
Re: Patrick O'Brian seriesDon E. Bray15 Jan 2014, 04:21
Re: Celestial Tools V4.3.1...Jackson McDonald15 Jan 2014, 01:39
Re: Patrick O'Brian seriesDon Seltzer15 Jan 2014, 00:18
Re: Help on Marconi bearing correctorMike Cino14 Jan 2014, 23:54
Marconi bearing corrector PhotosMike Cino14 Jan 2014, 23:55
Re: Help on Marconi bearing correctorBrad Morris14 Jan 2014, 23:45
Re: Help on Marconi bearing correctorBrad Morris14 Jan 2014, 23:33
Help on Marconi bearing correctorMike Cino14 Jan 2014, 23:29
Re: Patrick O'Brian seriesDon E. Bray14 Jan 2014, 21:20
Correction: Indiana sunriseAlexandre Eremenko14 Jan 2014, 21:12
Re: Patrick O'Brian seriesDon E. Bray14 Jan 2014, 21:10
Indiana sunsetAlexandre Eremenko14 Jan 2014, 20:04
Re: Patrick O'Brian seriesTom Sult14 Jan 2014, 19:38
Re: Question Re: Position by CalculationHanno Ix14 Jan 2014, 18:36
AH levels, a matched setRandall Morrow14 Jan 2014, 19:30
Re: Patrick O'Brian seriesFred Hebard14 Jan 2014, 19:19
Re: Need help with HO208...Thanks!Örjan Sandström14 Jan 2014, 19:24
Re: Patrick O'Brian seriesTom Sult14 Jan 2014, 18:48
Re: Patrick O'Brian seriesStan K14 Jan 2014, 18:48
Re: Patrick O'Brian seriesDon Seltzer14 Jan 2014, 18:00
H.O. 208 questionStan K14 Jan 2014, 17:41
Celestial Tools V4.3.1...Stan K14 Jan 2014, 17:37
Re: Need help with HO208...Thanks!Greg Rudzinski14 Jan 2014, 17:31
Re: Patrick O'Brian seriesStan K14 Jan 2014, 16:40
Re: Need help with HO208...Thanks!Randall Morrow14 Jan 2014, 15:46
Re: Patrick O'Brian seriesDon Seltzer14 Jan 2014, 15:27
Re: Patrick O'Brian seriesMike Mayer14 Jan 2014, 14:57
Re: Sextant RepairsAlexandre Eremenko14 Jan 2014, 14:11
Re: Patrick O'Brian seriesWolfgang Köberer14 Jan 2014, 10:27
Re: Sextant RepairsBrad Morris14 Jan 2014, 05:10
Re: Patrick O'Brian seriesDon E. Bray14 Jan 2014, 04:38
Re: Sextant RepairsFrank Reed14 Jan 2014, 04:09
Sextant RepairsSteve E. Bryant14 Jan 2014, 03:31
Re: Need help with HO208Mike Burkes14 Jan 2014, 02:05
Re: Patrick O'Brian seriesDon Seltzer14 Jan 2014, 02:07
Re: Patrick O'Brian seriesPeter Smith14 Jan 2014, 01:12
Re: Need help with HO208Dave Walden14 Jan 2014, 00:41
Re: Need help with HO208Dave Walden14 Jan 2014, 00:34
Re: Need help with HO208Gary LaPook13 Jan 2014, 22:13
Re: Patrick O'Brian seriesDon Seltzer13 Jan 2014, 21:56
Re: Patrick O'Brian seriesAlexandre Eremenko13 Jan 2014, 21:03
Re: Patrick O'Brian seriesHewitt Schlereth13 Jan 2014, 21:03
Re: Need help with HO208Randall Morrow13 Jan 2014, 20:26
Patrick O'Brian seriesJackson McDonald13 Jan 2014, 19:58
Re: Need help with HO208Dave Walden13 Jan 2014, 19:50
Re: Question Re: Position by CalculationGary LaPook13 Jan 2014, 19:01
Re: Question Re: Position by CalculationGary LaPook13 Jan 2014, 18:52
Re: Question Re: Position by CalculationGary LaPook13 Jan 2014, 18:47
Re: Question Re: Position by CalculationGary LaPook13 Jan 2014, 18:38
Re: Question Re: Position by CalculationBruce J. Pennino13 Jan 2014, 18:03
Re: Need help with HO208Randall Morrow13 Jan 2014, 15:39
Re: Japanese Bygrave slider rule on EbayFrancis Upchurch13 Jan 2014, 11:24
Re: Need help with HO208Gary LaPook13 Jan 2014, 05:04
Re: Japanese Bygrave slider rule on EbayGary LaPook13 Jan 2014, 02:10
Re: Japanese Bygrave slider rule on EbayMike Mayer12 Jan 2014, 22:58
Re: Need help with HO208Greg Rudzinski12 Jan 2014, 20:47
Re: Japanese Bygrave slider rule on EbayTom Sult12 Jan 2014, 19:59
Re: Japanese Bygrave slider rule on EbayGreg Licfi12 Jan 2014, 19:19
Re: Japanese Bygrave slider rule on EbayFrank Reed12 Jan 2014, 19:53
Re: Japanese Bygrave slider rule on EbayTom Sult12 Jan 2014, 19:29
Re: Japanese Bygrave slider rule on EbayBrad Morris12 Jan 2014, 18:01
Need help with HO208Randall Morrow12 Jan 2014, 17:32
Re: Japanese Bygrave slider rule on EbayEric van der Veen12 Jan 2014, 14:38
Re: Cassens & Plath versus C. Plath sextantsJeremy C12 Jan 2014, 13:48
Re: Celestial navigation programsAlan S12 Jan 2014, 04:14
Re: What should I expect for a land based sight accuracyGreg Licfi12 Jan 2014, 01:44
Celestial navigation programsStan K12 Jan 2014, 01:12
Re: Screen captures from "All is Lost"Alan S12 Jan 2014, 01:05
Re: Screen captures from "All is Lost"Bill B12 Jan 2014, 00:49
Re: Screen captures from "All is Lost"Brad Morris12 Jan 2014, 00:30
Re: Screen captures from "All is Lost"Alan S12 Jan 2014, 00:52
Re: Screen captures from "All is Lost"Alan S12 Jan 2014, 00:49
Re: Screen captures from "All is Lost"Alan S12 Jan 2014, 00:17
Re: Screen captures from "All is Lost"Alan S12 Jan 2014, 00:00
Re: Screen captures from "All is Lost"Alan S12 Jan 2014, 00:01
Re: Japanese Bygrave slider rule on EbayHewitt Schlereth11 Jan 2014, 22:25
Re: Japanese Bygrave slider rule on EbayGary LaPook11 Jan 2014, 21:51
Re: Screen captures from "All is Lost"Gary LaPook11 Jan 2014, 21:08
Re: Screen captures from "All is Lost"Gary LaPook11 Jan 2014, 20:54
Re: Screen captures from "All is Lost"Gary LaPook11 Jan 2014, 20:21
Re: Screen captures from "All is Lost"Gary LaPook11 Jan 2014, 20:24
Re: What should I expect for a land based sight accuracySean C11 Jan 2014, 19:09
Re: Screen captures from "All is Lost"Greg Rudzinski11 Jan 2014, 19:07
Re: Screen captures from "All is Lost"Frank Reed11 Jan 2014, 18:53
Re: Screen captures from "All is Lost"Frank Reed11 Jan 2014, 18:41
Re: Screen captures from "All is Lost"Frank Reed11 Jan 2014, 18:39
Re: Screen captures from "All is Lost"Greg Rudzinski11 Jan 2014, 18:34
Re: Screen captures from "All is Lost"Frank Reed11 Jan 2014, 18:28
Re: Question Re: Position by CalculationBruce J. Pennino11 Jan 2014, 18:14
Re: Question Re: Position by CalculationBruce J. Pennino11 Jan 2014, 18:06
Re: Screen captures from "All is Lost"Brad Morris11 Jan 2014, 15:59
Re: Screen captures from "All is Lost"Don Seltzer11 Jan 2014, 15:03
Re: Screen captures from "All is Lost"Nial McInerney11 Jan 2014, 14:43
Re: Cassens & Plath versus C. Plath sextantsJackson McDonald11 Jan 2014, 13:16
Re: Screen captures from "All is Lost"Örjan Sandström11 Jan 2014, 11:59
Screen captures from "All is Lost"Frank Reed11 Jan 2014, 08:01
Re: Question Re: Position by CalculationGreg Rudzinski11 Jan 2014, 05:56
Re: Question Re: Position by CalculationGreg Rudzinski11 Jan 2014, 05:45
Re: Quick question about the NASRHerbert Prinz11 Jan 2014, 04:34
Re: Question Re: Position by CalculationBruce J. Pennino11 Jan 2014, 04:04
Re: What should I expect for a land based sight accuracyGreg Licfi11 Jan 2014, 01:27
Re: Cassens & Plath versus C. Plath sextantsRobert Eno11 Jan 2014, 00:34
Re: Cassens & Plath versus C. Plath sextantsKen Gebhart11 Jan 2014, 00:16
Quick question about the NASRRandall Morrow10 Jan 2014, 23:39
Re: Star Trackers Harden Ground Targeting Systems from GPS SpoofingJackson McDonald10 Jan 2014, 23:05
Re: Star Trackers Harden Ground Targeting Systems fromGPS SpoofingRobert Wyatt10 Jan 2014, 22:55
Re: Cassens & Plath versus C. Plath sextantsGreg Rudzinski10 Jan 2014, 23:03
Cassens & Plath versus C. Plath sextantsJackson McDonald10 Jan 2014, 22:08
Re: Star Trackers Harden Ground Targeting Systems from GPS SpoofingFrank Reed10 Jan 2014, 22:04
Re: What should I expect for a land based sight accuracyFrank Reed10 Jan 2014, 21:27
Re: What should I expect for a land based sight accuracyGary LaPook10 Jan 2014, 18:51
Star Trackers Harden Ground Targeting Systems from GPS SpoofingRichard B. Langley10 Jan 2014, 14:38
Re: What should I expect for a land based sight accuracyGreg Licfi10 Jan 2014, 05:47
Cotter on ebayDave Walden10 Jan 2014, 02:14
Re: What should I expect for a land based sight accuracyFrank Reed10 Jan 2014, 00:13
Re: Japanese Bygrave slider rule on EbayAlan S10 Jan 2014, 00:05
Re: What should I expect for a land based sight accuracyRandall Morrow9 Jan 2014, 23:57
Re: What should I expect for a land based sight accuracyGreg Rudzinski9 Jan 2014, 23:47
Re: What should I expect for a land based sight accuracyAlan S9 Jan 2014, 23:47
What should I expect for a land based sight accuracyGreg Licfi9 Jan 2014, 23:07
Re: Japanese Bygrave slider rule on EbayFrank Reed9 Jan 2014, 23:05
Later sunsets from the Equation of TimeFrank Reed9 Jan 2014, 22:47
Re: Japanese Bygrave slider rule on EbayAlan S9 Jan 2014, 21:57
Re: Japanese Bygrave slider rule on EbayAlan S9 Jan 2014, 21:44
Re: Large sunspot group visibleRobert Eno9 Jan 2014, 21:32
Re: Large sunspot group visibleFrank Reed9 Jan 2014, 21:01
Re: Large sunspot group visibleSean C9 Jan 2014, 20:44
Re: 3D printing & sextants - a few surprisesDave Walden9 Jan 2014, 19:45
Re: Question Re: Position by CalculationDave Walden9 Jan 2014, 18:49
Re: 3D printing & sextants - a few surprisesLu Abel9 Jan 2014, 18:42
3D printing & sextants - a few surprisesEric van der Veen9 Jan 2014, 17:55
Re: Japanese Bygrave slider rule on EbayGary LaPook9 Jan 2014, 09:08
Re: Japanese Bygrave slider rule on EbayBrad Morris9 Jan 2014, 08:02
Re: Japanese Bygrave slider rule on EbayBill B9 Jan 2014, 07:44
Re: Question Re: Position by CalculationAntoine Couëtte9 Jan 2014, 07:05
Re: Question Re: Position by CalculationAntoine Couëtte9 Jan 2014, 07:04
Re: Japanese Bygrave slider rule on EbayBrad Morris9 Jan 2014, 06:17
Re: Japanese Bygrave slider rule on EbayAlan S9 Jan 2014, 05:38
Re: Question Re: Position by CalculationPaul Hirose9 Jan 2014, 04:50
Large sunspot group visiblePaul Hirose9 Jan 2014, 04:51
Re: Retracing Sir Shackleton's journeyBrad Morris9 Jan 2014, 04:05
Re: Aurora borealis overnightBrad Morris9 Jan 2014, 01:43
Aurora borealis overnightFrank Reed9 Jan 2014, 01:40
Re: Japanese Bygrave slider rule on EbayBrad Morris9 Jan 2014, 01:06
Re: Japanese Bygrave slider rule on EbayGary LaPook9 Jan 2014, 00:07
Re: Japanese Bygrave slider rule on EbayBrad Morris8 Jan 2014, 23:57
Re: Question Re: Position by CalculationGreg Rudzinski8 Jan 2014, 23:13
Re: Celestial navigation graduate studiesFrank Reed8 Jan 2014, 22:59
Re: Question Re: Position by CalculationGreg Rudzinski8 Jan 2014, 22:39
Re: Question Re: Position by CalculationSean C8 Jan 2014, 22:30
Re: Question Re: Position by CalculationGreg Rudzinski8 Jan 2014, 20:39
Re: Japanese Bygrave slider rule on EbayAlan S8 Jan 2014, 20:26
Re: Question Re: Position by CalculationSean C8 Jan 2014, 20:16
Re: Question Re: Position by CalculationGreg Rudzinski8 Jan 2014, 20:02
Re: Can you work a Polaris problem just like any otherstar?G Becker8 Jan 2014, 19:11
Re: Question Re: Position by CalculationSean C8 Jan 2014, 18:40
Re: Retracing Sir Shackleton's journeyNoell Wilson8 Jan 2014, 18:36
Re: Japanese Bygrave slider rule on EbayGary LaPook8 Jan 2014, 17:33
Re: Japanese Bygrave slider rule on EbayGary LaPook8 Jan 2014, 17:30
Re: Home-built sextantW F Jones8 Jan 2014, 16:29
Japanese Bygrave slider rule on EbayEric van der Veen8 Jan 2014, 10:22
Re: Question Re: Position by CalculationAntoine Couëtte8 Jan 2014, 07:55
Re: Sundogs-what a co-inkydinkNorm Goldblatt8 Jan 2014, 01:21
SundogsBill B7 Jan 2014, 23:05
Retracing Sir Shackleton's journeyBill B7 Jan 2014, 22:45
Re: Question Re: Position by CalculationGary LaPook7 Jan 2014, 22:16
Re: Question Re: Position by CalculationGary LaPook7 Jan 2014, 21:56
Re: Can you work a Polaris problem just like any otherstar?Paul Hirose7 Jan 2014, 19:59
Re: Question Re: Position by CalculationGeoffrey Kolbe7 Jan 2014, 18:37
Re: Question Re: Position by CalculationGary LaPook7 Jan 2014, 17:56
Re: Question Re: Position by CalculationSean C7 Jan 2014, 16:48
Re: Can you work a Polaris problem just like any otherstar?G Becker7 Jan 2014, 15:07
Re: Home-built sextantDave Walden7 Jan 2014, 14:56
Re: Terrorists study celestial navigation?!Geoffrey Kolbe7 Jan 2014, 08:10
Re: Can you work a Polaris problem just like any otherstar?Geoffrey Kolbe7 Jan 2014, 06:41
Re: Question Re: Position by CalculationGeoffrey Kolbe7 Jan 2014, 06:53
Re: Question Re: Position by CalculationGary LaPook7 Jan 2014, 04:02
Celestial navigation graduate studiesOscar Z7 Jan 2014, 03:55
Re: Question Re: Position by CalculationPeter Hakel7 Jan 2014, 03:28
Re: Question Re: Position by CalculationGary LaPook7 Jan 2014, 00:51
Cel nav in business news!Dave Walden7 Jan 2014, 00:31
Re: Question Re: Position by CalculationLu Abel6 Jan 2014, 22:31
Question Re: Position by CalculationSean C6 Jan 2014, 20:55
Re: Home-built sextantDon Seltzer6 Jan 2014, 19:06
Re: GPS Ted TalkAlan S6 Jan 2014, 18:59
Re: Home-built sextantAlan S6 Jan 2014, 18:48
Home-built sextantFrank Reed6 Jan 2014, 18:19
Re: Terrorists study celestial navigation?!Alan S6 Jan 2014, 18:06
Re: All Bygrave slide rule postsGary LaPook6 Jan 2014, 08:26
Re: All Bygrave slide rule postsGary LaPook6 Jan 2014, 06:57
Re: All Bygrave slide rule postsGary LaPook6 Jan 2014, 06:00
GPS Ted TalkGreg Rudzinski6 Jan 2014, 03:24
Re: Terrorists study celestial navigation?!Sean C6 Jan 2014, 02:29
Re: Terrorists study celestial navigation?!Alan S5 Jan 2014, 23:57
Re: Terrorists study celestial navigation?!Greg Rudzinski5 Jan 2014, 23:29
Re: Understanding the Accuracy of Astro NavigationFrank Reed5 Jan 2014, 22:16
Re: Can you work a Polaris problem just like any otherstar?Frank Reed5 Jan 2014, 21:40
Re: Can you work a Polaris problem just like any otherstar?Greg Licfi5 Jan 2014, 21:02
Re: Terrorists study celestial navigation?!Frank Reed5 Jan 2014, 21:08
Re: Terrorists study celestial navigation?!Norm Goldblatt5 Jan 2014, 20:17
Re: Terrorists study celestial navigation?!Lu Abel5 Jan 2014, 20:11
Re: Terrorists study celestial navigation?!Lu Abel5 Jan 2014, 20:12
Re: Terrorists study celestial navigation?!Alan S5 Jan 2014, 18:27
Re: Terrorists study celestial navigation?!Brad Morris5 Jan 2014, 18:04
Re: Can you work a Polaris problem just like any other star?Peter Hakel5 Jan 2014, 15:26
Chevalier de l'espaceDave Walden5 Jan 2014, 15:07
Terrorists study celestial navigation?!Dave Walden5 Jan 2014, 14:13
Re: Can you work a Polaris problem just like any other star?Geoffrey Kolbe5 Jan 2014, 07:43
Re: Can you work a Polaris problem just like any other star?Gary LaPook5 Jan 2014, 07:30
Re: Sight Reduction Tables for Small Boat Navigation byHewittSchlerethBrad Morris5 Jan 2014, 07:29
All Bygrave slide rule postsFrank Reed5 Jan 2014, 07:27
Re: Sight Reduction Tables for Small Boat Navigation byHewittSchlerethGary LaPook5 Jan 2014, 07:06
Re: Can you work a Polaris problem just like any otherstar?Greg Licfi5 Jan 2014, 06:18
Re: Can you work a Polaris problem just like any otherstar?Greg Licfi5 Jan 2014, 06:17
Re: Can you work a Polaris problem just like any other star?Brad Morris5 Jan 2014, 04:46
Re: Can you work a Polaris problem just like any other star?Frank Reed5 Jan 2014, 04:40
Re: Can you work a Polaris problem just like any other star?Frank Reed5 Jan 2014, 04:00
Can you work a Polaris problem just like any other star?Greg Licfi5 Jan 2014, 02:08
Re: Sight Reduction Tables for Small Boat Navigation byHewittSchlerethWolfgang Hasper4 Jan 2014, 22:43
Re: Sight Reduction Tables for Small Boat Navigation byHewittSchlerethBrad Morris4 Jan 2014, 21:39
Re: Sight Reduction Tables for Small Boat Navigation byHewittSchlerethNial McInerney4 Jan 2014, 21:10
Re: Sight Reduction Tables for Small Boat Navigation by HewittSchlerethWolfgang Hasper4 Jan 2014, 20:53
Re: Accidental map of the doldrumsDon Seltzer4 Jan 2014, 15:49
Re: Accidental map of the doldrumsFrank Reed4 Jan 2014, 02:08
Accidental map of the doldrumsDave Walden4 Jan 2014, 01:10
Re: Dip Variation by TheodoliteFrank Reed3 Jan 2014, 22:23
Re: Dip Variation by TheodoliteBruce J. Pennino3 Jan 2014, 22:09
Re: Dip Variation by TheodoliteFrank Reed3 Jan 2014, 21:29
Re: A new way to check for magnetic variation or evenalignyourcompass?Robert Eno3 Jan 2014, 18:27
Re: Confirmation of a story I was toldNorm Goldblatt3 Jan 2014, 18:29
Re: A new way to check for magnetic variation or even alignyourcompass?Sean C3 Jan 2014, 17:10
Re: A new way to check for magnetic variation or even alignyour compass?Philip Lange3 Jan 2014, 16:16
Re: Confirmation of a story I was toldW F Jones3 Jan 2014, 13:56
Re: A new way to check for magnetic variation or evenalignyour compass?Jackson McDonald3 Jan 2014, 11:51
Re: Confirmation of a story I was toldGary LaPook3 Jan 2014, 09:30
Re: Dip Variation by TheodoliteMarcel Tschudin3 Jan 2014, 07:50
Re: A new way to check for magnetic variation or even alignyourcompass?Francis Upchurch3 Jan 2014, 06:09
Re: A new way to check for magnetic variation or even alignyourcompass?Francis Upchurch3 Jan 2014, 06:23
Re: Confirmation of a story I was toldNorm Goldblatt3 Jan 2014, 05:37
Re: Looking for a stop watch.Norm Goldblatt3 Jan 2014, 05:20
Re: Confirmation of a story I was toldGary LaPook3 Jan 2014, 05:16
Re: Looking for a stop watch.Brad Morris3 Jan 2014, 04:27
Re: Looking for a stop watch.Brad Morris3 Jan 2014, 04:28
Re: Confirmation of a story I was toldGreg Rudzinski3 Jan 2014, 03:21
Confirmation of a story I was toldNorm Goldblatt3 Jan 2014, 02:32
Dip Variation by TheodoliteBruce J. Pennino3 Jan 2014, 02:12
Re: Looking for a stop watch.Nial McInerney3 Jan 2014, 02:05
Re: Lewis & Clark's artificial horizonsBruce Stark3 Jan 2014, 01:39
Re: Another artificial horizonStan K3 Jan 2014, 00:21
Re: Another artificial horizonStan K3 Jan 2014, 00:06
Re: A new way to check for magnetic variation or even alignyour compass?Lu Abel2 Jan 2014, 23:50
Re: Another artificial horizonAlan S2 Jan 2014, 23:20
Re: Another artificial horizonBrad Morris2 Jan 2014, 22:31
Re: Another artificial horizonStan K2 Jan 2014, 21:56
Re: A new way to check for magnetic variation or even align yourcompass?Frank Reed2 Jan 2014, 22:01
Re: A new way to check for magnetic variation or even alignyour compass?Brad Morris2 Jan 2014, 20:43
A new way to check for magnetic variation or even align your compass?Lu Abel2 Jan 2014, 20:17
Re: Lewis & Clark's artificial horizonsGreg Rudzinski2 Jan 2014, 20:03
Re: Pub. 249 vol1Randall Morrow2 Jan 2014, 19:27
Re: Bubble sextant parts and calibrationEric van der Veen2 Jan 2014, 19:27
Re: Another artificial horizonAlan S2 Jan 2014, 16:28
Re: Lewis & Clark's artificial horizonsGreg Licfi2 Jan 2014, 15:12
Re: Bubble sextant parts and calibrationRobert Swartz2 Jan 2014, 08:53
Re: Crescent VenusNorm Goldblatt2 Jan 2014, 04:43
Re: Fw: Sight Reduction by Hand you might likeHanno Ix2 Jan 2014, 04:29
Re: Another artificial horizonBrad Morris2 Jan 2014, 04:12
Re: Another artificial horizonStan K2 Jan 2014, 01:50
Re: Another artificial horizonStan K2 Jan 2014, 01:48
Lewis & Clark's artificial horizonsBruce Stark2 Jan 2014, 01:42
Re: Another artificial horizonAlan S2 Jan 2014, 01:07
Re: Another artificial horizonBrad Morris1 Jan 2014, 23:21
Another artificial horizonStan K1 Jan 2014, 22:46
Re: Angular inclination of an interstate highwayFrank Reed1 Jan 2014, 22:36
Re: Angular inclination of an interstate highwayFrank Reed1 Jan 2014, 22:33
Re: Measuring Dip in the 18th CenturyAlexandre Eremenko1 Jan 2014, 22:11
Re: Measuring Dip in the 18th CenturyAlexandre Eremenko1 Jan 2014, 22:00
Re: Measuring Dip in the 18th CenturyBrad Morris1 Jan 2014, 20:49
Re: Measuring Dip in the 18th CenturyGary LaPook1 Jan 2014, 20:23
Re: Lifeboat sextant instruction bookletFrank Reed1 Jan 2014, 19:27
Re: Measuring Dip in the 18th CenturyKen Muldrew1 Jan 2014, 19:15
Re: Measuring Dip in the 18th CenturyFrank Reed1 Jan 2014, 19:24
Re: Pub. 249 vol1Frank Reed1 Jan 2014, 19:07
Re: Pub. 249 vol1Greg Rudzinski1 Jan 2014, 18:54
Re: Measuring Dip in the 18th CenturyBrad Morris1 Jan 2014, 18:53
Re: Pub. 249 vol1Greg Rudzinski1 Jan 2014, 17:29
Re: Lifeboat sextant instruction bookletRobert Eno1 Jan 2014, 16:52
Re: Measuring Dip in the 18th CenturyAlexandre Eremenko1 Jan 2014, 16:30
Pub. 249 vol1Randall Morrow1 Jan 2014, 16:04
Re: Lifeboat sextant instruction bookletÖrjan Sandström1 Jan 2014, 15:15
Re: Long Term Almanac 2000-2050Örjan Sandström1 Jan 2014, 15:11
The Geopolitics of the Gregorian CalendarJackson McDonald1 Jan 2014, 13:42
Re: Crescent VenusGreg Rudzinski1 Jan 2014, 12:39
Fw: My First airborne shotsGary LaPook1 Jan 2014, 09:36
Re: Measuring Dip in the 18th CenturyGary LaPook1 Jan 2014, 08:35
Re: Measuring Dip in the 18th CenturyGary LaPook1 Jan 2014, 08:28
Re: Crescent VenusNorm Goldblatt1 Jan 2014, 07:14
Re: Crescent VenusJackson McDonald1 Jan 2014, 01:49
Re: Mercury artificial horizonsPaul Hirose1 Jan 2014, 00:51
Crescent VenusGreg Rudzinski1 Jan 2014, 00:29

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