NavList threads from 2016

[Back to overview of years]

29 Dec 2015 – 03 Jan 2016 : Re: Fluids for Bubble Sextants and Sealing Methods--Paul D.

1. 2015-12-29 17:18 Robert Swartz
2. 2016-01-03 21:39 Paul Dolkas

02 Jan 2016 – 03 Jan 2016 : Re: Calculator v. Slide Rule for Ex-MeridianCorrection

1. 2016-01-02 19:16 Gary LaPook
2. 2016-01-03 17:19 Alexandre Eremenko
3. 2016-01-03 22:43 Alexandre Eremenko

04 Jan 2016 – 04 Jan 2016 : LOP book

1. 2016-01-04 18:06 Alan S
2. 2016-01-04 22:03 Stan K

05 Jan 2016 – 05 Jan 2016 : Calculator v. Slide Rule for Great Circle Distance

1. 2016-01-05 01:11 Greg Rudzinski

05 Jan 2016 – 05 Jan 2016 : Ex-meridian reasoning muddle?

1. 2016-01-05 02:36 Mark Coady
2. 2016-01-05 04:09 Greg Rudzinski
3. 2016-01-05 05:35 Gary LaPook

31 Dec 2015 – 07 Jan 2016 : Calculator v. Slide Rule for Ex-Meridian Correction

1. 2015-12-31 19:15 Greg Rudzinski
2. 2015-12-31 20:15 Greg Rudzinski
3. 2016-01-01 03:34 Hewitt Schlereth
4. 2016-01-01 08:57 Francis Upchurch
5. 2016-01-01 16:55 Greg Rudzinski
6. 2016-01-01 19:02 Francis Upchurch
7. 2016-01-01 21:21 David Pike
8. 2016-01-02 17:45 Hewitt Schlereth
9. 2016-01-02 18:38 Gary LaPook
10. 2016-01-02 20:23 Greg Rudzinski
11. 2016-01-02 20:58 Alexandre Eremenko
12. 2016-01-03 04:29 Francis Upchurch
13. 2016-01-03 15:58 Ed Popko
14. 2016-01-03 16:25 Brad Morris
15. 2016-01-03 20:08 Frank Reed
16. 2016-01-03 21:34 Rommel John Miller
17. 2016-01-03 22:11 Norm Goldblatt
18. 2016-01-03 22:43 Hewitt Schlereth
19. 2016-01-03 23:48 Alan S
20. 2016-01-03 23:58 Paul Dolkas
21. 2016-01-04 01:42 Greg Rudzinski
22. 2016-01-04 01:53 Greg Rudzinski
23. 2016-01-04 02:18 Stan K
24. 2016-01-04 02:22 Stan K
25. 2016-01-04 05:46 Brad Morris
26. 2016-01-04 06:19 Francis Upchurch
27. 2016-01-04 06:31 Gary LaPook
28. 2016-01-04 17:18 David Pike
29. 2016-01-04 22:59 Bob Goethe
30. 2016-01-04 23:05 Hewitt Schlereth
31. 2016-01-05 00:57 Tom Sult
32. 2016-01-05 02:26 Derrick Young
33. 2016-01-05 02:38 Francis Upchurch
34. 2016-01-05 02:53 Francis Upchurch
35. 2016-01-05 02:57 Hewitt Schlereth
36. 2016-01-05 05:43 Paul Dolkas
37. 2016-01-05 16:04 Mark Coady
38. 2016-01-07 09:47 Sean C
39. 2016-01-07 17:33 Francis Upchurch
40. 2016-01-07 22:26 Bob Goethe

06 Jan 2016 – 08 Jan 2016 : Solargram

1. 2016-01-06 03:17 Tom Sult
2. 2016-01-06 05:53 Paul Dolkas
3. 2016-01-06 09:44 Robert VanderPol II
4. 2016-01-07 03:26 Paul Dolkas
5. 2016-01-08 14:25 Tom Sult
6. 2016-01-08 14:39 Tom Sult

08 Jan 2016 – 08 Jan 2016 : Accuracy of Nautical Almanac vs Air Almanac

1. 2016-01-08 04:24 Ron Jones
2. 2016-01-08 07:57 Gary LaPook
3. 2016-01-08 18:12 David Pike

07 Jan 2016 – 08 Jan 2016 : 1822 1st ed American Lunarian

1. 2016-01-07 12:09 Jackson McDonald
2. 2016-01-08 03:56 Henry Halboth
3. 2016-01-08 04:20 Henry Halboth
4. 2016-01-08 04:34 Frank Reed
5. 2016-01-08 19:09 Henry Halboth

08 Jan 2016 – 09 Jan 2016 : Re: Air vs. water: MOB and MOO table corrections in HO 249

1. 2016-01-08 17:10 Mark Coady
2. 2016-01-08 20:55 David Pike
3. 2016-01-08 22:28 Gary LaPook
4. 2016-01-08 22:34 Gary LaPook
5. 2016-01-09 07:36 Gary LaPook

09 Jan 2016 – 09 Jan 2016 : WWII U.S. Aircraft Bubble Sextants F.S

1. 2016-01-09 16:56 Robert Swartz

09 Jan 2016 – 09 Jan 2016 : Air Almanac 2016 download

1. 2016-01-09 22:08 Frank Reed

08 Jan 2016 – 09 Jan 2016 : Polaris LTA

1. 2016-01-08 22:30 Greg Rudzinski
2. 2016-01-08 22:40 Gary LaPook
3. 2016-01-09 01:35 Gary LaPook
4. 2016-01-09 07:01 Gary LaPook
5. 2016-01-09 08:35 Herman Dekker
6. 2016-01-09 11:09 Gary LaPook
7. 2016-01-09 11:49 Herman Dekker
8. 2016-01-09 19:46 Gary LaPook
9. 2016-01-09 22:44 Greg Rudzinski

09 Jan 2016 – 10 Jan 2016 : 2016 Nautical Almanac

1. 2016-01-09 01:32 Stan K
2. 2016-01-09 04:39 Bill B
3. 2016-01-09 06:58 Gary LaPook
4. 2016-01-09 14:07 Stan K
5. 2016-01-09 14:33 Örjan Sandström
6. 2016-01-09 20:39 Frank Reed
7. 2016-01-09 22:54 Stan K
8. 2016-01-10 05:19 Sean C
9. 2016-01-10 14:27 Stan K
10. 2016-01-10 14:39 Örjan Sandström
11. 2016-01-10 14:51 Brad Morris
12. 2016-01-10 19:13 Gary LaPook

10 Jan 2016 – 12 Jan 2016 : Re: Traditional navigation by slide rule (correction)

1. 2016-01-10 20:50 Gary LaPook
2. 2016-01-11 00:20 Bob Goethe
3. 2016-01-11 00:57 Lu Abel
4. 2016-01-12 05:54 Paul Dolkas
5. 2016-01-12 21:40 Gary LaPook
6. 2016-01-12 22:12 Gary LaPook

13 Jan 2016 – 15 Jan 2016 : Margett's Tables/graphical longitude.

1. 2016-01-13 06:01 Francis Upchurch
2. 2016-01-14 02:58 Ken Muldrew
3. 2016-01-14 10:11 Francis Upchurch
4. 2016-01-15 03:03 Ken Muldrew
5. 2016-01-15 11:17 Francis Upchurch

07 Jan 2016 – 15 Jan 2016 : U-boat Celestial Navigation WWII

1. 2016-01-07 14:35 Jerry Mason
2. 2016-01-07 19:13 Gary LaPook
3. 2016-01-08 12:47 Jerry Mason
4. 2016-01-08 18:05 Alan S
5. 2016-01-08 22:11 Gary LaPook
6. 2016-01-08 22:12 Gary LaPook
7. 2016-01-08 22:17 Gary LaPook
8. 2016-01-08 23:44 Dave Walden
9. 2016-01-09 00:59 Bob Goethe
10. 2016-01-09 01:43 Stan K
11. 2016-01-09 09:34 David Pike
12. 2016-01-09 10:49 Noell Wilson
13. 2016-01-09 12:13 Robert H. van Gent
14. 2016-01-09 12:27 Jerry Mason
15. 2016-01-09 19:18 Gary LaPook
16. 2016-01-09 22:01 David Pike
17. 2016-01-12 07:10 Gary LaPook
18. 2016-01-12 07:30 Gary LaPook
19. 2016-01-12 09:21 David Pike
20. 2016-01-12 13:07 Jerry Mason
21. 2016-01-12 19:33 Alan S
22. 2016-01-13 09:05 Gary LaPook
23. 2016-01-13 09:09 Gary LaPook
24. 2016-01-13 09:18 Gary LaPook
25. 2016-01-13 17:43 Tom Sult
26. 2016-01-13 18:47 Jerry Mason
27. 2016-01-13 23:13 Brad Morris
28. 2016-01-14 01:13 Gary LaPook
29. 2016-01-14 17:51 David Pike
30. 2016-01-15 00:36 David Pike
31. 2016-01-15 01:13 Alan S
32. 2016-01-15 04:20 Gary LaPook
33. 2016-01-15 07:08 Gary LaPook
34. 2016-01-15 07:30 Brad Morris
35. 2016-01-15 08:03 Gary LaPook
36. 2016-01-15 09:53 Ronald van Riet
37. 2016-01-15 10:16 Brad Morris
38. 2016-01-15 22:35 Brad Morris

15 Jan 2016 – 16 Jan 2016 : Prime Meridian on the move

1. 2016-01-15 15:06 Peter Monta
2. 2016-01-15 15:19 Peter Monta
3. 2016-01-16 02:39 Bruce J. Pennino

16 Jan 2016 – 16 Jan 2016 : Assumed altitude method - davies

1. 2016-01-16 14:54 Dave Walden

16 Jan 2016 – 16 Jan 2016 : Re: B-52 navigator in New York Times

1. 2016-01-16 23:25 Gary LaPook

17 Jan 2016 – 17 Jan 2016 : Pronouncing Eratosthenes

1. 2016-01-17 17:45 David Pike

15 Jan 2016 – 18 Jan 2016 : Borrowed Bygrave

1. 2016-01-15 00:41 David Pike
2. 2016-01-15 02:06 Gary LaPook
3. 2016-01-15 02:16 Gary LaPook
4. 2016-01-15 02:42 Gary LaPook
5. 2016-01-15 04:09 Gary LaPook
6. 2016-01-15 06:59 Gary LaPook
7. 2016-01-15 07:28 Brad Morris
8. 2016-01-15 07:36 Brad Morris
9. 2016-01-15 08:45 Gary LaPook
10. 2016-01-15 08:56 Gary LaPook
11. 2016-01-15 09:21 Gary LaPook
12. 2016-01-15 09:36 Gary LaPook
13. 2016-01-15 09:49 Gary LaPook
14. 2016-01-15 12:14 Francis Upchurch
15. 2016-01-15 15:34 Tom Sult
16. 2016-01-15 17:20 Robin Stuart
17. 2016-01-15 18:26 Gary LaPook
18. 2016-01-16 11:29 Gary LaPook
19. 2016-01-16 11:44 Gary LaPook
20. 2016-01-16 19:39 Wolfgang Hasper
21. 2016-01-16 21:07 Brad Morris
22. 2016-01-16 23:27 Frank Reed
23. 2016-01-17 05:54 Francis Upchurch
24. 2016-01-17 07:42 Sean C
25. 2016-01-17 14:15 Robin Stuart
26. 2016-01-17 16:11 David Pike
27. 2016-01-17 19:19 Wolfgang Hasper
28. 2016-01-17 21:21 Tom Sult
29. 2016-01-18 08:20 Wolfgang Hasper

17 Jan 2016 – 19 Jan 2016 : Celestial a Black Box?

1. 2016-01-17 21:51 Frank Reed
2. 2016-01-17 22:50 Luc Van den Borre
3. 2016-01-17 22:55 Lu Abel
4. 2016-01-17 23:06 Ron Jones
5. 2016-01-17 23:21 Robert Eno
6. 2016-01-17 23:24 Bob Goethe
7. 2016-01-17 23:55 Greg Rudzinski
8. 2016-01-18 00:56 Rommel John Miller
9. 2016-01-18 00:56 Tom Sult
10. 2016-01-18 01:27 Hewitt Schlereth
11. 2016-01-18 02:20 Norm Goldblatt
12. 2016-01-18 04:28 Henry Halboth
13. 2016-01-18 07:02 Frank Reed
14. 2016-01-18 07:21 Francis Upchurch
15. 2016-01-18 20:05 Alan S
16. 2016-01-18 22:41 Norm Goldblatt
17. 2016-01-19 00:09 Rommel John Miller
18. 2016-01-19 02:01 Hewitt Schlereth
19. 2016-01-19 04:47 Alan S
20. 2016-01-19 04:51 Alan S
21. 2016-01-19 19:29 Francis Upchurch

19 Jan 2016 – 20 Jan 2016 : Aldebaran occultation tonight

1. 2016-01-19 20:32 Frank Reed
2. 2016-01-19 21:12 Stan K
3. 2016-01-20 02:58 Norm Goldblatt

20 Jan 2016 – 20 Jan 2016 : Re: Kollsman periscopic sextant mount

1. 2016-01-20 00:42 Fergus Kavanagh
2. 2016-01-20 05:27 Gary LaPook
3. 2016-01-20 09:37 David Pike

14 Jan 2016 – 21 Jan 2016 : Great Circle Sailing Chart

1. 2016-01-14 20:26 Robin Stuart
2. 2016-01-15 01:03 Gary LaPook
3. 2016-01-15 02:11 David Pike
4. 2016-01-15 04:23 Gary LaPook
5. 2016-01-15 10:20 David Pike
6. 2016-01-15 14:45 Robert Wyatt
7. 2016-01-15 15:50 Robin Stuart
8. 2016-01-15 18:20 Gary LaPook
9. 2016-01-17 16:50 David Pike
10. 2016-01-19 19:11 Robin Stuart
11. 2016-01-20 00:08 David Pike
12. 2016-01-20 12:09 Robin Stuart
13. 2016-01-20 20:52 David Pike
14. 2016-01-21 15:43 Robin Stuart

19 Jan 2016 – 22 Jan 2016 : A wonderful dawn with all four planets

1. 2016-01-19 11:41 Ed Popko
2. 2016-01-19 14:12 Dave Walden
3. 2016-01-19 14:36 Norm Goldblatt
4. 2016-01-19 19:25 Francis Upchurch
5. 2016-01-22 07:51 Jackson McDonald
6. 2016-01-22 19:00 Norm Goldblatt
7. 2016-01-22 20:02 Frank Reed

20 Jan 2016 – 25 Jan 2016 : Cryptic Slide Rule Formulae

1. 2016-01-20 20:58 Jim Rives
2. 2016-01-20 21:32 Gary LaPook
3. 2016-01-20 21:40 Frank Reed
4. 2016-01-21 14:16 Greg Rudzinski
5. 2016-01-25 01:07 Bill Noyce

24 Jan 2016 – 25 Jan 2016 : Mystic Seaport in Winter

1. 2016-01-24 16:17 Jackson McDonald
2. 2016-01-24 20:28 Hewitt Schlereth
3. 2016-01-24 23:27 Stan K
4. 2016-01-25 01:23 Hewitt Schlereth

24 Jan 2016 – 25 Jan 2016 : Duttons Navigation and Piloting 12th edition

1. 2016-01-24 13:07 Bob Crawley
2. 2016-01-24 19:40 Frank Reed
3. 2016-01-25 01:59 Brad Morris
4. 2016-01-25 05:17 Bob Goethe
5. 2016-01-25 08:13 Gary LaPook

22 Jan 2016 – 25 Jan 2016 : Spherical triangle split by right triangles

1. 2016-01-22 18:29 Mark Coady
2. 2016-01-22 19:44 Bob Goethe
3. 2016-01-22 20:01 Bill B
4. 2016-01-22 20:39 David Fleming
5. 2016-01-22 20:51 Bob Goethe
6. 2016-01-22 22:04 Robert VanderPol II
7. 2016-01-22 23:13 Bob Goethe
8. 2016-01-22 23:22 David Fleming
9. 2016-01-23 00:09 Gary LaPook
10. 2016-01-23 03:47 Ron Jones
11. 2016-01-23 07:50 Henry Halboth
12. 2016-01-23 16:28 Robert Bernecky
13. 2016-01-24 04:21 Robert VanderPol II
14. 2016-01-24 04:40 Frank Reed
15. 2016-01-25 01:43 Mark Coady
16. 2016-01-25 05:28 Bob Goethe
17. 2016-01-25 14:08 Greg Rudzinski

25 Jan 2016 – 26 Jan 2016 : Planning a fix with >45 degrees intersection in LOPs

1. 2016-01-25 21:41 Steve E. Bryant
2. 2016-01-25 22:11 David Fleming
3. 2016-01-25 22:17 Greg Rudzinski
4. 2016-01-25 22:50 Stan K
5. 2016-01-25 22:51 Bruce J. Pennino
6. 2016-01-26 02:19 Ron Jones

25 Jan 2016 – 26 Jan 2016 : Henry Worsley, Antarctic adenturer

1. 2016-01-25 21:46 Frank Reed
2. 2016-01-26 02:42 Brad Morris

26 Jan 2016 – 26 Jan 2016 : Re: Henry Worsley, Antarctic adventurer

1. 2016-01-26 06:28 Francis Upchurch
2. 2016-01-26 09:02 John Brown
3. 2016-01-26 10:39 David Pike

26 Jan 2016 – 27 Jan 2016 : Mawson's awesome Antarctic adventure

1. 2016-01-26 23:02 Norm Goldblatt
2. 2016-01-27 10:50 Bob Crawley

26 Jan 2016 – 27 Jan 2016 : Traditional Navigation in RTW yacht race, 2018

1. 2016-01-26 13:47 John Brown
2. 2016-01-27 10:50 Geoffrey Kolbe
3. 2016-01-27 13:57 Greg Rudzinski

26 Jan 2016 – 27 Jan 2016 : Re: Planning a fix with >45 degrees intersection inLOPs

1. 2016-01-26 02:01 Gary LaPook
2. 2016-01-26 10:03 David Pike
3. 2016-01-27 00:14 Brad Morris
4. 2016-01-27 01:52 Frank Reed
5. 2016-01-27 02:53 Brad Morris
6. 2016-01-27 05:17 Steve E. Bryant
7. 2016-01-27 05:51 Brad Morris
8. 2016-01-27 06:01 Sean C
9. 2016-01-27 10:20 David Pike
10. 2016-01-27 14:01 Dave Walden

27 Jan 2016 – 27 Jan 2016 : Re: Where is Napier Diagram Posted

1. 2016-01-27 21:45 Dale Bletso

27 Jan 2016 – 27 Jan 2016 : Napier diagram

1. 2016-01-27 21:48 Dale Bletso

24 Jan 2016 – 28 Jan 2016 : Re: Space sextants

1. 2016-01-24 20:25 David Pike
2. 2016-01-24 21:31 Frank Reed
3. 2016-01-25 01:03 David Pike
4. 2016-01-25 04:57 Paul Dolkas
5. 2016-01-27 18:43 Ed Popko
6. 2016-01-27 19:11 Bob Goethe
7. 2016-01-27 19:18 Frank Reed
8. 2016-01-28 00:40 Don Seltzer

28 Jan 2016 – 28 Jan 2016 : 150 years of tide tables

1. 2016-01-28 17:12 Jackson McDonald

28 Jan 2016 – 30 Jan 2016 : Limited celestial navigation instruction at USNA

1. 2016-01-28 21:59 Frank Reed
2. 2016-01-29 21:26 Alan S
3. 2016-01-30 07:52 Frank Reed

27 Jan 2016 – 31 Jan 2016 : Re: Star CN with DSLR Camera

1. 2016-01-27 11:54 Bill Lionheart
2. 2016-01-27 17:23 Greg Rudzinski
3. 2016-01-27 17:44 Bob Goethe
4. 2016-01-28 04:40 Peter Monta
5. 2016-01-28 07:31 Bill Lionheart
6. 2016-01-28 13:41 Greg Rudzinski
7. 2016-01-28 16:17 Greg Rudzinski
8. 2016-01-28 16:34 Wolfgang Hasper
9. 2016-01-28 21:42 Bill Lionheart
10. 2016-01-28 22:18 Paul Hirose
11. 2016-01-28 22:35 Greg Rudzinski
12. 2016-01-29 07:51 Sean C
13. 2016-01-29 14:39 Don Seltzer
14. 2016-01-29 14:51 Bill Lionheart
15. 2016-01-29 17:55 Norm Goldblatt
16. 2016-01-29 22:17 Greg Rudzinski
17. 2016-01-31 06:47 Peter Monta

31 Jan 2016 – 31 Jan 2016 : B-52 navigator chart from 1969

1. 2016-01-31 07:11 Paul Hirose

28 Jan 2016 – 01 Feb 2016 : Threats to GPS and introduction of eLORAN

1. 2016-01-28 10:45 David Barrie
2. 2016-01-28 21:22 Frank Reed
3. 2016-01-28 22:45 Geoffrey Kolbe
4. 2016-01-29 07:14 Francis Upchurch
5. 2016-01-29 11:01 David Barrie
6. 2016-01-29 16:52 David Pike
7. 2016-01-30 02:59 Richard Easton
8. 2016-01-30 14:55 Richard B. Langley
9. 2016-01-31 03:09 Mark Coady
10. 2016-02-01 01:09 Lu Abel

30 Jan 2016 – 01 Feb 2016 : Navigation using satellite doppler shift

1. 2016-01-30 09:26 Bill Lionheart
2. 2016-01-31 06:25 Peter Monta
3. 2016-01-31 19:30 Paul Hirose
4. 2016-02-01 07:12 Bill Lionheart
5. 2016-02-01 13:19 Richard B. Langley

31 Jan 2016 – 01 Feb 2016 : Astronomy & math in ancient Babylon

1. 2016-01-31 16:26 Noell Wilson
2. 2016-02-01 00:21 Brad Morris
3. 2016-02-01 01:39 Alexandre Eremenko
4. 2016-02-01 01:45 Alexandre Eremenko
5. 2016-02-01 04:26 Noell Wilson
6. 2016-02-01 18:16 Brad Morris

31 Jan 2016 – 01 Feb 2016 : Navigational instrument appraisers

1. 2016-01-31 17:26 Paul Saffo
2. 2016-02-01 20:43 N Drummond

31 Jan 2016 – 02 Feb 2016 : Star identification puzzle

1. 2016-01-31 07:20 Frank Reed
2. 2016-01-31 11:19 Ed Popko
3. 2016-01-31 12:34 Paul Werner
4. 2016-01-31 13:01 David Pike
5. 2016-01-31 13:16 Fergus Kavanagh
6. 2016-01-31 13:18 Dave Walden
7. 2016-01-31 14:26 Robert H. van Gent
8. 2016-01-31 14:56 Frank Reed
9. 2016-01-31 14:59 Greg Rudzinski
10. 2016-01-31 15:31 Paul Werner
11. 2016-01-31 15:36 Robin Stuart
12. 2016-01-31 16:22 Stan K
13. 2016-01-31 16:34 David Pike
14. 2016-01-31 17:14 Peter Monta
15. 2016-01-31 18:20 Frank Reed
16. 2016-01-31 18:32 Gary LaPook
17. 2016-01-31 20:05 Hewitt Schlereth
18. 2016-02-01 09:35 Robert H. van Gent
19. 2016-02-01 14:04 Dave Walden
20. 2016-02-02 04:28 Sean C

02 Feb 2016 – 02 Feb 2016 : Wave Piloting

1. 2016-02-02 23:16 Norm Goldblatt

02 Feb 2016 – 04 Feb 2016 : A "three dimensional slide-rule" for celestial

1. 2016-02-02 13:59 Ed Popko
2. 2016-02-02 23:45 Brad Morris
3. 2016-02-03 06:12 Francis Upchurch
4. 2016-02-03 06:14 Herbert Prinz
5. 2016-02-03 15:08 Geoffrey Kolbe
6. 2016-02-04 07:30 John Morris

02 Feb 2016 – 04 Feb 2016 : Was this optical instrument designed for celestial navigation?

1. 2016-02-02 18:56 John Morris
2. 2016-02-02 23:01 John Morris
3. 2016-02-02 23:57 Brad Morris
4. 2016-02-03 03:24 John Morris
5. 2016-02-03 05:31 Brad Morris
6. 2016-02-03 09:09 David Pike
7. 2016-02-03 17:22 John Morris
8. 2016-02-03 20:06 David Pike
9. 2016-02-03 21:42 Hewitt Schlereth
10. 2016-02-03 22:40 Frank Reed
11. 2016-02-04 01:24 John Morris
12. 2016-02-04 04:18 Bill Morris
13. 2016-02-04 05:41 Brad Morris
14. 2016-02-04 06:47 Hewitt Schlereth
15. 2016-02-04 07:20 John Morris
16. 2016-02-04 14:40 Hewitt Schlereth

04 Feb 2016 – 04 Feb 2016 : Re: Was this optical instrument designed forcelestial navigation?

1. 2016-02-04 14:35 Wolfgang Hasper
2. 2016-02-04 15:44 John Morris
3. 2016-02-04 15:50 John Morris

20 Jan 2016 – 05 Feb 2016 : Re: Kollsman periscopic sextant mount Correction

1. 2016-01-20 14:46 David Pike
2. 2016-01-27 16:52 Fergus Kavanagh
3. 2016-01-27 19:21 Gary LaPook
4. 2016-01-27 20:41 David Pike
5. 2016-01-27 22:34 Fergus Kavanagh
6. 2016-01-28 06:12 Gary LaPook
7. 2016-01-28 06:42 Gary LaPook
8. 2016-01-28 09:32 Fergus Kavanagh
9. 2016-01-29 10:18 David Pike
10. 2016-01-29 23:22 Fergus Kavanagh
11. 2016-01-30 01:06 David Pike
12. 2016-01-30 19:12 Fergus Kavanagh
13. 2016-02-04 12:17 Fergus Kavanagh
14. 2016-02-04 16:09 David Pike
15. 2016-02-04 18:49 Fergus Kavanagh
16. 2016-02-04 19:21 Gary LaPook
17. 2016-02-04 21:03 David Pike
18. 2016-02-04 21:07 Fergus Kavanagh
19. 2016-02-05 00:28 Fergus Kavanagh

04 Feb 2016 – 07 Feb 2016 : Time of Sun & Moon rise and set

1. 2016-02-04 16:38 Steve E. Bryant
2. 2016-02-04 19:20 Greg Rudzinski
3. 2016-02-04 19:24 Gary LaPook
4. 2016-02-04 22:31 Brad Morris
5. 2016-02-05 16:00 Herbert Prinz
6. 2016-02-05 23:34 Brad Morris
7. 2016-02-06 05:01 Frank Reed
8. 2016-02-06 06:32 Geoffrey Kolbe
9. 2016-02-06 06:56 Brad Morris
10. 2016-02-06 07:12 Gary LaPook
11. 2016-02-06 09:47 Gary LaPook
12. 2016-02-06 16:57 Ron Jones
13. 2016-02-06 20:44 Brad Morris
14. 2016-02-06 21:38 Stan K
15. 2016-02-06 23:14 Brad Morris
16. 2016-02-07 00:55 Ron Jones
17. 2016-02-07 01:04 Frank Reed
18. 2016-02-07 01:21 Frank Reed
19. 2016-02-07 01:29 Stan K
20. 2016-02-07 01:37 Stan K
21. 2016-02-07 01:40 Stan K
22. 2016-02-07 04:31 Steve E. Bryant

06 Feb 2016 – 09 Feb 2016 : Re: Was this optical instrument designed forcelestialnavigation?

1. 2016-02-06 10:19 Wolfgang Hasper
2. 2016-02-09 17:55 John Morris

07 Feb 2016 – 10 Feb 2016 : Dip from Shore

1. 2016-02-07 20:45 Jim Rives
2. 2016-02-07 21:24 Frank Reed
3. 2016-02-07 22:08 Bill Lionheart
4. 2016-02-09 18:44 Jim Rives
5. 2016-02-09 20:12 Bob Goethe
6. 2016-02-09 20:14 Frank Reed
7. 2016-02-10 01:16 Gary LaPook

06 Feb 2016 – 10 Feb 2016 : CN on Mars

1. 2016-02-06 14:27 Greg Rudzinski
2. 2016-02-06 16:31 Herbert Prinz
3. 2016-02-06 17:05 Robert VanderPol II
4. 2016-02-06 17:23 David Fleming
5. 2016-02-06 18:53 Frank Reed
6. 2016-02-06 19:42 Don Seltzer
7. 2016-02-06 20:56 Brad Morris
8. 2016-02-06 23:00 Stan K
9. 2016-02-06 23:29 Frank Reed
10. 2016-02-06 23:39 Herbert Prinz
11. 2016-02-06 23:46 Herbert Prinz
12. 2016-02-07 00:07 Stan K
13. 2016-02-07 01:51 Paul Dolkas
14. 2016-02-09 03:34 Greg Rudzinski
15. 2016-02-09 14:39 Dave Walden
16. 2016-02-09 19:18 Frank Reed
17. 2016-02-09 19:58 Frank Reed
18. 2016-02-09 21:09 Brad Morris
19. 2016-02-10 04:20 Greg Rudzinski

10 Feb 2016 – 10 Feb 2016 : Sun Slow Day

1. 2016-02-10 06:57 Frank Reed
2. 2016-02-10 18:57 Ron Jones

10 Feb 2016 – 10 Feb 2016 : Europe's eLoran scheme falters

1. 2016-02-10 21:17 Jackson McDonald

10 Feb 2016 – 10 Feb 2016 : Soviet era dip meter

1. 2016-02-10 21:22 Bill Morris

10 Feb 2016 – 12 Feb 2016 : USCG approves use of electronic charts

1. 2016-02-10 20:58 Jackson McDonald
2. 2016-02-10 21:40 Lu Abel
3. 2016-02-11 20:18 Manuel Cruz
4. 2016-02-11 20:20 Jorge Santos
5. 2016-02-11 22:31 Lu Abel
6. 2016-02-11 22:55 Lu Abel
7. 2016-02-11 23:10 Frank Reed
8. 2016-02-11 23:16 Frank Reed
9. 2016-02-11 23:56 Bill Lionheart
10. 2016-02-12 00:53 Paul Hirose
11. 2016-02-12 18:54 John Brown
12. 2016-02-12 20:03 Jackson McDonald

13 Feb 2016 – 13 Feb 2016 : Air Cdre John Mitchell

1. 2016-02-13 22:46 David Pike

13 Feb 2016 – 14 Feb 2016 : The Science of Time

1. 2016-02-13 23:42 Ed Popko
2. 2016-02-14 00:26 Frank Reed
3. 2016-02-14 01:00 Tom Sult
4. 2016-02-14 01:04 Tom Sult
5. 2016-02-14 06:06 Sean C
6. 2016-02-14 15:47 Hewitt Schlereth

14 Feb 2016 – 14 Feb 2016 : Celestial Tools NASRmethod/LOP function

1. 2016-02-14 23:05 Steve E. Bryant

14 Feb 2016 – 15 Feb 2016 : Polhemus computer available now on ebay

1. 2016-02-14 20:01 Gary LaPook
2. 2016-02-14 20:47 David Pike
3. 2016-02-15 00:31 Alan S

15 Feb 2016 – 15 Feb 2016 : Celestial training planetarium 1950

1. 2016-02-15 00:56 Frank Reed
2. 2016-02-15 01:51 Peter Monta
3. 2016-02-15 03:41 Thomas Spidle
4. 2016-02-15 03:54 Brad Morris
5. 2016-02-15 10:32 David Pike

15 Feb 2016 – 15 Feb 2016 : Re: The Science of Time (and LNF)

1. 2016-02-15 11:24 Paul Saffo

16 Feb 2016 – 16 Feb 2016 : Rare Working WWII U.S. Aircraft Sextants For Sale

1. 2016-02-16 20:37 Robert Swartz

16 Feb 2016 – 17 Feb 2016 : Tragedy strikes TWA aircraft navigator

1. 2016-02-16 20:53 Jackson McDonald
2. 2016-02-16 23:28 Frank Reed
3. 2016-02-17 02:26 Sam Lyness

15 Feb 2016 – 17 Feb 2016 : Messing with the scale of a plotting sheet

1. 2016-02-15 04:30 Steve E. Bryant
2. 2016-02-16 19:37 David Fleming
3. 2016-02-17 07:00 Steve E. Bryant

17 Feb 2016 – 17 Feb 2016 : MHHW

1. 2016-02-17 20:20 Lu Abel

17 Feb 2016 – 17 Feb 2016 : Calculated Altitude Graph

1. 2016-02-17 20:32 Sean C

18 Feb 2016 – 18 Feb 2016 : Question about Solar Prominences and Lunars

1. 2016-02-18 09:08 Brad Morris

14 Feb 2016 – 18 Feb 2016 : Nautical Almanac sight reduction by calculation

1. 2016-02-14 18:27 Jim Rives
2. 2016-02-14 20:17 Greg Rudzinski
3. 2016-02-15 04:31 Jim Rives
4. 2016-02-15 05:54 Ron Jones
5. 2016-02-15 17:31 Ron Jones
6. 2016-02-15 18:48 Peter Hakel
7. 2016-02-15 20:44 Greg Rudzinski
8. 2016-02-15 20:58 Greg Rudzinski
9. 2016-02-18 14:58 Greg Rudzinski

18 Feb 2016 – 18 Feb 2016 : Re: Modern CN Ditch Kit

1. 2016-02-18 21:35 Herman Dekker
2. 2016-02-18 22:35 Greg Rudzinski

17 Feb 2016 – 18 Feb 2016 : Air Navigation, Local Hour Angle Type X-1 computer

1. 2016-02-17 17:15 Ed Popko
2. 2016-02-17 22:49 David Pike
3. 2016-02-18 09:24 David Pike
4. 2016-02-18 14:53 Ed Popko
5. 2016-02-18 20:23 David Pike
6. 2016-02-18 23:32 Ed Popko

19 Feb 2016 – 19 Feb 2016 : Re: Air Navigation, Local Hour Angle Type X-1computer

1. 2016-02-19 07:33 Thomas Spidle

19 Feb 2016 – 20 Feb 2016 : Galactic GPS - How dead stars will guide us in deep space

1. 2016-02-19 07:43 Geoffrey Kolbe
2. 2016-02-20 10:24 Peter Monta

21 Feb 2016 – 21 Feb 2016 : Re: Instrument repair

1. 2016-02-21 22:55 Donald C Macdonald Jr

22 Feb 2016 – 22 Feb 2016 : Gago Coutinho style bubble horizon

1. 2016-02-22 18:29 John Lance

11 Feb 2016 – 22 Feb 2016 : Best way to record time for solo sights

1. 2016-02-11 20:26 Bill Lionheart
2. 2016-02-11 21:07 Wolfgang Hasper
3. 2016-02-11 22:58 Lu Abel
4. 2016-02-12 03:03 Stan K
5. 2016-02-12 05:09 Frank Reed
6. 2016-02-12 07:40 Bill Lionheart
7. 2016-02-12 09:29 Michael Bradley
8. 2016-02-12 12:23 Bill Lionheart
9. 2016-02-12 14:06 Andrew Nikitin
10. 2016-02-12 17:33 Mike Burkes
11. 2016-02-13 20:53 Gary LaPook
12. 2016-02-13 21:50 Bill Lionheart
13. 2016-02-13 22:15 Frank Reed
14. 2016-02-14 06:36 Gary LaPook
15. 2016-02-14 18:44 Francis Upchurch
16. 2016-02-14 18:54 Bill Lionheart
17. 2016-02-14 18:56 Michael Bradley
18. 2016-02-14 22:32 David Pike
19. 2016-02-16 20:35 Norm Goldblatt
20. 2016-02-17 03:52 Henry Halboth
21. 2016-02-17 09:57 John Brown
22. 2016-02-17 16:08 Dave Walden
23. 2016-02-17 20:26 Randall Morrow
24. 2016-02-21 12:45 Herman Dekker
25. 2016-02-22 21:56 Dale Bletso

20 Feb 2016 – 23 Feb 2016 : Sun altitude limits for natural horizon?

1. 2016-02-20 22:15 Ron Jones
2. 2016-02-20 22:31 Doug MacPherson
3. 2016-02-20 22:45 Ron Jones
4. 2016-02-20 23:38 Frank Reed
5. 2016-02-20 23:43 Ron Jones
6. 2016-02-21 00:09 Hewitt Schlereth
7. 2016-02-21 00:12 Ron Jones
8. 2016-02-21 01:49 Frank Reed
9. 2016-02-22 01:16 Stan K
10. 2016-02-22 17:46 Ron Jones
11. 2016-02-22 23:43 Bob Goethe
12. 2016-02-23 05:31 Ron Jones

23 Jan 2016 – 23 Feb 2016 : U.S. Naval Academy Reinstates Celestial

1. 2016-01-23 07:35 Robert Swartz
2. 2016-01-23 07:53 Brad Morris
3. 2016-01-23 08:22 Frank Reed
4. 2016-01-23 21:10 Brad Morris
5. 2016-01-23 22:19 Lu Abel
6. 2016-01-24 01:18 Alan S
7. 2016-01-25 06:25 Bob Goethe
8. 2016-01-25 08:17 Brad Morris
9. 2016-01-25 09:34 Bob Goethe
10. 2016-01-25 16:29 Hewitt Schlereth
11. 2016-01-25 21:11 W F Jones
12. 2016-01-26 20:20 Lu Abel
13. 2016-01-26 23:35 Alan S
14. 2016-01-27 14:42 Jim Rives
15. 2016-01-27 19:26 Dave Walden
16. 2016-01-27 19:27 Lu Abel
17. 2016-01-27 22:13 Jim Rives
18. 2016-01-27 23:41 Lu Abel
19. 2016-01-27 23:43 Alan S
20. 2016-01-28 01:59 Frank Reed
21. 2016-01-28 02:03 Rommel John Miller
22. 2016-01-28 06:05 Peter Monta
23. 2016-01-28 16:00 Robert VanderPol II
24. 2016-01-28 17:34 Lu Abel
25. 2016-02-23 13:27 Richard B. Langley

23 Feb 2016 – 23 Feb 2016 : Hemming Umland's on-line almanac

1. 2016-02-23 15:39 Bill Lionheart

24 Feb 2016 – 24 Feb 2016 : B-52 electromechanical computer video

1. 2016-02-24 03:16 Peter Monta

24 Feb 2016 – 24 Feb 2016 : Stages de Navigation Astronomique 2016

1. 2016-02-24 09:17 Andrés Ruiz

05 Jan 2016 – 25 Feb 2016 : Traditional navigation by slide rule

1. 2016-01-05 23:58 Bob Goethe
2. 2016-01-06 18:24 Greg Rudzinski
3. 2016-01-06 19:43 Gary LaPook
4. 2016-01-06 20:38 David Pike
5. 2016-01-06 22:07 David Pike
6. 2016-01-07 01:25 Robert VanderPol II
7. 2016-01-07 01:35 Robert VanderPol II
8. 2016-01-07 02:18 Noell Wilson
9. 2016-01-07 02:31 Mark Coady
10. 2016-01-07 02:42 Gary LaPook
11. 2016-01-07 02:57 Rommel John Miller
12. 2016-01-07 10:54 David Pike
13. 2016-01-07 11:02 Francis Upchurch
14. 2016-01-07 11:42 John Brown
15. 2016-01-07 16:39 Hewitt Schlereth
16. 2016-01-07 16:56 Bob Goethe
17. 2016-01-07 18:59 Gary LaPook
18. 2016-01-07 22:30 Stan K
19. 2016-01-09 06:31 Paul Hirose
20. 2016-01-09 17:55 Bob Goethe
21. 2016-01-09 21:20 David Pike
22. 2016-01-10 20:35 Gary LaPook
23. 2016-01-11 05:54 Gary LaPook
24. 2016-01-11 16:32 Stan K
25. 2016-01-11 18:24 Ron Jones
26. 2016-01-11 19:36 Alan S
27. 2016-01-11 20:41 Gary LaPook
28. 2016-01-11 21:16 Stan K
29. 2016-01-11 22:50 Gary LaPook
30. 2016-01-11 23:30 Ed Popko
31. 2016-01-12 03:50 Alan S
32. 2016-01-12 05:43 Paul Dolkas
33. 2016-01-12 08:14 Gary LaPook
34. 2016-01-12 16:36 Bob Goethe
35. 2016-01-13 03:56 Francis Upchurch
36. 2016-01-13 08:51 Gary LaPook
37. 2016-01-16 15:35 Francis Upchurch
38. 2016-01-16 21:19 Brad Morris
39. 2016-01-16 21:45 Tom Sult
40. 2016-01-16 23:22 Frank Reed
41. 2016-01-17 00:07 Gary LaPook
42. 2016-01-17 06:14 Francis Upchurch
43. 2016-01-17 17:04 Noell Wilson
44. 2016-01-17 17:46 Tom Sult
45. 2016-01-17 17:46 Tom Sult
46. 2016-01-17 19:42 Francis Upchurch
47. 2016-01-19 21:05 Gary LaPook
48. 2016-01-19 21:35 Gary LaPook
49. 2016-01-20 00:40 Gary LaPook
50. 2016-01-20 11:40 John Brown
51. 2016-01-20 15:52 Brad Morris
52. 2016-01-20 18:51 Bob Goethe
53. 2016-01-20 19:06 Brad Morris
54. 2016-01-20 19:28 Gary LaPook
55. 2016-01-20 19:56 Bob Goethe
56. 2016-01-20 20:03 Rommel John Miller
57. 2016-01-20 20:08 Francis Upchurch
58. 2016-01-20 20:30 Greg Rudzinski
59. 2016-01-20 20:56 Brad Morris
60. 2016-01-20 21:08 John Brown
61. 2016-01-20 21:39 Gary LaPook
62. 2016-01-20 21:42 Bob Goethe
63. 2016-01-21 01:21 Hewitt Schlereth
64. 2016-01-21 04:41 Paul Hirose
65. 2016-01-21 06:15 Gary LaPook
66. 2016-01-21 07:02 Francis Upchurch
67. 2016-01-21 12:23 Gary LaPook
68. 2016-01-21 19:21 Bob Goethe
69. 2016-01-21 21:23 Hewitt Schlereth
70. 2016-01-22 04:23 Gary LaPook
71. 2016-01-22 04:53 Francis Upchurch
72. 2016-01-22 05:37 Dave Walden
73. 2016-01-22 06:30 Sean C
74. 2016-01-22 09:33 Brad Morris
75. 2016-01-22 10:07 John Brown
76. 2016-01-22 14:50 John Brown
77. 2016-01-22 19:25 Francis Upchurch
78. 2016-01-23 00:27 Örjan Sandström
79. 2016-01-23 01:47 Paul Hirose
80. 2016-01-25 01:16 Bill Noyce
81. 2016-01-25 05:20 Bob Goethe
82. 2016-02-22 06:34 Francis Upchurch
83. 2016-02-22 07:33 Brad Morris
84. 2016-02-22 18:22 Hewitt Schlereth
85. 2016-02-22 23:45 Alan S
86. 2016-02-24 12:10 Francis Upchurch
87. 2016-02-24 22:02 Hewitt Schlereth
88. 2016-02-25 05:44 Francis Upchurch
89. 2016-02-25 07:57 Brad Morris

21 Feb 2016 – 25 Feb 2016 : Celestial data for the planet Mercury

1. 2016-02-21 23:23 Frank Reed
2. 2016-02-22 13:28 Dave Walden
3. 2016-02-22 15:19 Peter Hakel
4. 2016-02-22 22:09 Dale Bletso
5. 2016-02-24 05:27 Paul Hirose
6. 2016-02-24 06:23 Dave Walden
7. 2016-02-24 06:34 Dave Walden
8. 2016-02-24 07:08 Herbert Prinz
9. 2016-02-24 13:49 Dave Walden
10. 2016-02-24 15:40 Herbert Prinz
11. 2016-02-25 07:36 Paul Hirose
12. 2016-02-25 10:13 Sean C

18 Feb 2016 – 25 Feb 2016 : "Dalton Dead Reckoning Computor" Type E-6B

1. 2016-02-18 23:37 Bob Goethe
2. 2016-02-19 01:35 Brad Morris
3. 2016-02-19 03:38 Tom Sult
4. 2016-02-19 04:04 Gary LaPook
5. 2016-02-19 06:40 Bob Goethe
6. 2016-02-19 09:40 Ronald van Riet
7. 2016-02-19 14:38 Tom Sult
8. 2016-02-19 20:30 Ed Popko
9. 2016-02-19 22:34 David Pike
10. 2016-02-20 15:06 Mike Burkes
11. 2016-02-20 15:58 Mike Burkes
12. 2016-02-20 18:26 Tom Sult
13. 2016-02-21 18:29 Francis Upchurch
14. 2016-02-23 17:48 Bob Goethe
15. 2016-02-23 18:38 Tom Sult
16. 2016-02-25 02:23 Mike Burkes
17. 2016-02-25 14:06 Tom Sult

25 Feb 2016 – 25 Feb 2016 : Re: Henning Umland's programs?

1. 2016-02-25 14:57 Bill Lionheart

25 Feb 2016 – 26 Feb 2016 : Maritime Casualty News: GPS notice

1. 2016-02-25 20:18 Jackson McDonald
2. 2016-02-25 21:22 Frank Reed
3. 2016-02-26 04:54 Alan S

26 Feb 2016 – 26 Feb 2016 : Celestial fix mathematical methods

1. 2016-02-26 15:45 Djamel Ait Amrane

23 Feb 2016 – 26 Feb 2016 : Sun sights at the Gulf of Mexico

1. 2016-02-23 21:46 Stan K
2. 2016-02-24 05:28 Gary LaPook
3. 2016-02-24 11:37 Bill Lionheart
4. 2016-02-24 13:36 Greg Rudzinski
5. 2016-02-24 14:45 Fred Hebard
6. 2016-02-25 08:28 Bill Lionheart
7. 2016-02-25 15:01 Stan K
8. 2016-02-25 20:26 Bob Goethe
9. 2016-02-26 22:35 Geoffrey Kolbe

27 Feb 2016 – 28 Feb 2016 : Celestial data for the planet Uranus

1. 2016-02-27 21:46 Frank Reed
2. 2016-02-27 23:32 Peter Hakel
3. 2016-02-28 00:52 Sean C
4. 2016-02-28 01:21 Brad Morris

28 Feb 2016 – 28 Feb 2016 : Celestial data for the scorpion's stinger

1. 2016-02-28 02:07 Frank Reed
2. 2016-02-28 04:32 Dave Walden
3. 2016-02-28 05:08 Frank Reed

28 Feb 2016 – 28 Feb 2016 : Plotting Mercator or Passage Making?

1. 2016-02-28 21:20 David Pike

23 Feb 2016 – 29 Feb 2016 : Henning Umland's long term almanac. Is it wrong?

1. 2016-02-23 17:10 Bill Lionheart
2. 2016-02-23 17:44 Fred Hebard
3. 2016-02-23 18:22 Frank Reed
4. 2016-02-23 19:24 Fred Hebard
5. 2016-02-23 19:57 Bill Lionheart
6. 2016-02-23 20:46 Gary LaPook
7. 2016-02-24 00:02 Fred Hebard
8. 2016-02-24 00:14 Peter Hakel
9. 2016-02-24 16:21 Andrew Nikitin
10. 2016-02-24 18:35 Frank Reed
11. 2016-02-26 05:14 Paul Hirose
12. 2016-02-26 21:19 Paul Hirose
13. 2016-02-26 21:37 Frank Reed
14. 2016-02-29 05:04 Frank Reed
15. 2016-02-29 07:56 Bill Lionheart
16. 2016-02-29 13:45 Andrew Nikitin

29 Feb 2016 – 01 Mar 2016 : Weems talk Thursday at Mystic Seaport

1. 2016-02-29 16:49 Frank Reed
2. 2016-02-29 19:03 Bruce J. Pennino
3. 2016-03-01 01:44 Stan K

01 Mar 2016 – 01 Mar 2016 : 18th-Century Surveyor's Case of Mathematical Instruments

1. 2016-03-01 16:15 Jackson McDonald
2. 2016-03-01 21:02 Frank Reed

04 Mar 2016 – 04 Mar 2016 : The ultimate mechanical watch - for less

1. 2016-03-04 18:46 Noell Wilson
2. 2016-03-04 20:57 Steve E. Bryant

28 Feb 2016 – 06 Mar 2016 : Scale a small area plotting sheet?

1. 2016-02-28 03:24 Steve E. Bryant
2. 2016-02-28 06:02 Sean C
3. 2016-02-28 06:10 Sean C
4. 2016-02-28 06:16 Sean C
5. 2016-02-28 09:01 Brad Morris
6. 2016-02-28 14:08 Greg Rudzinski
7. 2016-02-28 15:42 Steve E. Bryant
8. 2016-02-29 00:07 Sean C
9. 2016-02-29 08:19 Gary LaPook
10. 2016-02-29 14:52 Sean C
11. 2016-02-29 21:16 Bill B
12. 2016-03-01 10:49 Ed Popko
13. 2016-03-01 17:15 Gary LaPook
14. 2016-03-01 18:44 Bob Goethe
15. 2016-03-01 19:35 Bill Lionheart
16. 2016-03-01 19:52 Gary LaPook
17. 2016-03-01 21:50 Frank Reed
18. 2016-03-01 21:57 Gary LaPook
19. 2016-03-01 22:20 Brad Morris
20. 2016-03-01 22:23 Frank Reed
21. 2016-03-01 22:41 Gary LaPook
22. 2016-03-01 22:43 Gary LaPook
23. 2016-03-02 01:17 Sean C
24. 2016-03-02 01:33 Peter Hakel
25. 2016-03-02 02:03 Sean C
26. 2016-03-02 02:26 Greg Rudzinski
27. 2016-03-02 07:41 John Brown
28. 2016-03-02 20:08 Hewitt Schlereth
29. 2016-03-05 17:53 Ron Jones
30. 2016-03-05 21:21 Stan K
31. 2016-03-06 12:52 Ed Popko

07 Mar 2016 – 07 Mar 2016 : Total solar eclipse on Wednesday

1. 2016-03-07 18:18 Gary LaPook

08 Mar 2016 – 08 Mar 2016 : GPS outages

1. 2016-03-08 09:26 Gary LaPook
2. 2016-03-08 10:18 David Pike

10 Mar 2016 – 10 Mar 2016 : Hello

1. 2016-03-10 05:02 Gary LaPook
2. 2016-03-10 05:15 Frank Reed
3. 2016-03-10 05:21 Robert VanderPol II

10 Mar 2016 – 10 Mar 2016 : History of the Kamal

1. 2016-03-10 08:02 Frank Reed
2. 2016-03-10 13:15 John Brown
3. 2016-03-10 15:24 Greg Rudzinski
4. 2016-03-10 17:02 Greg Rudzinski
5. 2016-03-10 19:05 Greg Rudzinski
6. 2016-03-10 20:33 Wolfgang Köberer

12 Mar 2016 – 12 Mar 2016 : Procedure for avoiding eye damage

1. 2016-03-12 09:15 Bill Lionheart
2. 2016-03-12 17:57 Greg Rudzinski

12 Mar 2016 – 13 Mar 2016 : G F Martelli versus G Pouvreau

1. 2016-03-12 17:37 Paul Bedel
2. 2016-03-12 19:55 Frank Reed
3. 2016-03-13 10:34 Paul Bedel
4. 2016-03-13 13:39 Alexandre Eremenko
5. 2016-03-13 18:10 Paul Bedel

12 Mar 2016 – 14 Mar 2016 : Sextant or Range-finder

1. 2016-03-12 09:17 David Pike
2. 2016-03-13 04:46 Robert VanderPol II
3. 2016-03-14 02:42 Stephen N.G. Davies

14 Mar 2016 – 15 Mar 2016 : Zn determination and proper dip short distance

1. 2016-03-14 23:44 Steve E. Bryant
2. 2016-03-14 23:59 Frank Reed
3. 2016-03-15 00:26 David Pike
4. 2016-03-15 01:39 Steve E. Bryant

14 Mar 2016 – 15 Mar 2016 : Coordinates from IMCCE and JPL HORIZONS

1. 2016-03-14 22:17 Paul Hirose
2. 2016-03-15 02:05 Dave Walden

16 Mar 2016 – 16 Mar 2016 : Celestial Navigation 19th Century Methods

1. 2016-03-16 20:55 Frank Reed

16 Mar 2016 – 16 Mar 2016 : Sextant Gyroscopic Horizons

1. 2016-03-16 21:58 David Pike

20 Feb 2016 – 16 Mar 2016 : What is this on this sextant

1. 2016-02-20 12:01 Bill Lionheart
2. 2016-02-20 17:45 Luc Van den Borre
3. 2016-02-20 20:45 David Pike
4. 2016-02-21 06:22 Gary LaPook
5. 2016-02-22 22:31 John Lance
6. 2016-02-23 00:59 David Pike
7. 2016-02-23 07:20 John Lance
8. 2016-02-23 22:42 Gary LaPook
9. 2016-02-23 22:56 Gary LaPook
10. 2016-02-23 22:58 Gary LaPook
11. 2016-03-16 12:54 David Pike
12. 2016-03-16 20:07 Brad Morris
13. 2016-03-16 21:00 David Pike
14. 2016-03-16 22:31 Brad Morris

12 Mar 2016 – 18 Mar 2016 : Metric Bookmark Kamal

1. 2016-03-12 18:33 Greg Rudzinski
2. 2016-03-16 16:33 Greg Rudzinski
3. 2016-03-17 04:17 Greg Rudzinski
4. 2016-03-17 14:46 Francis Upchurch
5. 2016-03-17 17:00 Greg Rudzinski
6. 2016-03-18 08:06 Francis Upchurch
7. 2016-03-18 20:01 Greg Rudzinski
8. 2016-03-18 20:29 Bill B

16 Mar 2016 – 18 Mar 2016 : Kollsman Mounting – Double Good Luck

1. 2016-03-16 13:18 David Pike
2. 2016-03-17 00:09 Fergus Kavanagh
3. 2016-03-17 01:37 John D. Howard
4. 2016-03-18 20:57 David Pike

17 Mar 2016 – 18 Mar 2016 : Name for sixty nautical miles

1. 2016-03-17 16:28 Frank Reed
2. 2016-03-17 17:21 Magnus Sjoquist
3. 2016-03-17 17:24 Brad Morris
4. 2016-03-17 17:27 Magnus Sjoquist
5. 2016-03-17 17:41 Frank Reed
6. 2016-03-17 17:46 Brad Morris
7. 2016-03-17 17:49 Bill B
8. 2016-03-17 17:52 Bill B
9. 2016-03-17 18:42 Brad Morris
10. 2016-03-17 18:51 Hewitt Schlereth
11. 2016-03-17 19:20 Don Seltzer
12. 2016-03-17 19:25 Hewitt Schlereth
13. 2016-03-17 20:15 Philip Lange
14. 2016-03-17 21:58 Sean C
15. 2016-03-18 00:25 Greg Rudzinski
16. 2016-03-18 00:41 Don Seltzer
17. 2016-03-18 02:31 Brad Morris
18. 2016-03-18 02:33 Rommel John Miller
19. 2016-03-18 03:40 Henry Halboth
20. 2016-03-18 03:42 Frank Reed
21. 2016-03-18 08:42 Peter Monta
22. 2016-03-18 10:24 Magnus Sjoquist
23. 2016-03-18 11:57 Hewitt Schlereth
24. 2016-03-18 15:16 Robin Stuart
25. 2016-03-18 15:32 Robin Stuart
26. 2016-03-18 17:03 David Pike
27. 2016-03-18 21:18 Don Seltzer

02 Mar 2016 – 19 Mar 2016 : A One-Hour Presentation on Celestial Navigation

1. 2016-03-02 16:35 Bob Goethe
2. 2016-03-02 21:41 Bill Lionheart
3. 2016-03-03 13:13 Andrew Nikitin
4. 2016-03-03 18:59 Gary LaPook
5. 2016-03-03 19:15 Lu Abel
6. 2016-03-03 19:27 Robert VanderPol II
7. 2016-03-03 19:31 Francis Upchurch
8. 2016-03-03 19:52 Francis Upchurch
9. 2016-03-03 20:19 Lu Abel
10. 2016-03-03 22:16 Paul Dolkas
11. 2016-03-03 22:19 Bill B
12. 2016-03-04 00:27 Bob Goethe
13. 2016-03-04 03:43 Robert VanderPol II
14. 2016-03-05 02:17 Norm Goldblatt
15. 2016-03-05 02:54 Ken Gebhart
16. 2016-03-05 14:50 Greg Rudzinski
17. 2016-03-06 00:07 Lu Abel
18. 2016-03-06 15:07 Bob Goethe
19. 2016-03-10 23:30 Ken Gebhart
20. 2016-03-11 04:44 Hewitt Schlereth
21. 2016-03-11 09:30 John Brown
22. 2016-03-11 17:03 Bob Goethe
23. 2016-03-11 21:44 Alan S
24. 2016-03-12 07:02 Örjan Sandström
25. 2016-03-12 14:40 Bruce J. Pennino
26. 2016-03-17 20:02 Bob Goethe
27. 2016-03-17 21:46 Bob Goethe
28. 2016-03-18 18:18 Frank Reed
29. 2016-03-18 19:41 Bob Goethe
30. 2016-03-18 20:39 Frank Reed
31. 2016-03-18 21:48 David Pike
32. 2016-03-18 23:40 Bob Goethe
33. 2016-03-19 04:42 Hewitt Schlereth
34. 2016-03-19 06:17 Francis Upchurch
35. 2016-03-19 08:27 Francis Upchurch
36. 2016-03-19 08:50 Geoffrey Kolbe
37. 2016-03-19 14:20 Tom Sult

19 Mar 2016 – 19 Mar 2016 : Thomas Jefferson's sundial

1. 2016-03-19 15:42 Jackson McDonald

20 Mar 2016 – 20 Mar 2016 : NYT Wave Pilot Article

1. 2016-03-20 02:01 Greg Rudzinski

20 Mar 2016 – 20 Mar 2016 : Re: NYT Wave Pilot Articletly

1. 2016-03-20 09:26 Gary LaPook

22 Mar 2016 – 22 Mar 2016 : Multiple suns in view on index correction check

1. 2016-03-22 01:28 Mark Coady
2. 2016-03-22 06:46 Gary LaPook

22 Mar 2016 – 22 Mar 2016 : Certaine Errors in Navigation

1. 2016-03-22 07:54 Gary LaPook

22 Mar 2016 – 22 Mar 2016 : Clearing the Lunar Distance via Trig Tables

1. 2016-03-22 14:55 Brian Johnson
2. 2016-03-22 19:52 Henry Halboth

23 Mar 2016 – 23 Mar 2016 : Re: Celnav apps for Android

1. 2016-03-23 15:44 Andrés Ruiz

23 Mar 2016 – 23 Mar 2016 : ADMIN: email duplicates this afternoon

1. 2016-03-23 20:36 Frank Reed

19 Mar 2016 – 24 Mar 2016 : Compass Check

1. 2016-03-19 16:30 Bruce J. Pennino
2. 2016-03-19 19:04 Bill B
3. 2016-03-20 15:38 Bruce J. Pennino
4. 2016-03-20 20:25 David Pike
5. 2016-03-21 00:18 Bill Lionheart
6. 2016-03-21 00:28 Greg Rudzinski
7. 2016-03-21 01:00 Greg Rudzinski
8. 2016-03-21 20:05 Bill Lionheart
9. 2016-03-21 20:12 Bill Lionheart
10. 2016-03-21 21:02 Bob Goethe
11. 2016-03-21 22:01 Bruce J. Pennino
12. 2016-03-21 22:07 Bill Lionheart
13. 2016-03-21 23:19 David Pike
14. 2016-03-21 23:48 Don Seltzer
15. 2016-03-22 07:42 Gary LaPook
16. 2016-03-22 08:52 Bob Crawley
17. 2016-03-22 09:28 John Brown
18. 2016-03-22 13:47 Bob Goethe
19. 2016-03-22 17:45 Brad Morris
20. 2016-03-22 19:40 Bill Lionheart
21. 2016-03-24 04:39 Ian Vaughn

23 Mar 2016 – 24 Mar 2016 : Thoughts on celestial presentations and learning.

1. 2016-03-23 04:20 Mark Coady
2. 2016-03-23 08:11 Gary LaPook
3. 2016-03-23 21:40 Tom Sult
4. 2016-03-24 20:04 Frank Reed

24 Mar 2016 – 24 Mar 2016 : Latitude at noon and your shadow

1. 2016-03-24 20:29 Frank Reed

27 Mar 2016 – 27 Mar 2016 : 19th century navigators choices

1. 2016-03-27 01:42 Mark Coady

27 Mar 2016 – 27 Mar 2016 : Davis Mark 12 sextant

1. 2016-03-27 01:49 Stan K
2. 2016-03-27 02:07 Frank Reed

27 Mar 2016 – 27 Mar 2016 : Re: 19th century navigators choices & the age of steam

1. 2016-03-27 08:37 Mark Coady

27 Mar 2016 – 27 Mar 2016 : Which Baader Solarfilter for Ebbco sextant

1. 2016-03-27 08:48 Herman Dekker
2. 2016-03-27 12:18 Geoffrey Kolbe

26 Mar 2016 – 27 Mar 2016 : Latitude by Polaris

1. 2016-03-26 22:58 Ron Jones
2. 2016-03-27 12:58 Gary LaPook
3. 2016-03-27 15:35 Peter Hakel

27 Mar 2016 – 27 Mar 2016 : Re: Why a silver index scale? - Correction

1. 2016-03-27 17:46 Bill Morris

22 Mar 2016 – 27 Mar 2016 : Model A-12 Link Bubble Sextant

1. 2016-03-22 18:28 Tracy Shrier
2. 2016-03-22 19:59 Brad Morris
3. 2016-03-22 20:59 Gary LaPook
4. 2016-03-22 21:01 Gary LaPook
5. 2016-03-23 13:45 Andrés Ruiz
6. 2016-03-27 03:05 Robert Swartz
7. 2016-03-27 17:48 Tracy Shrier
8. 2016-03-27 18:09 Tracy Shrier

26 Mar 2016 – 27 Mar 2016 : Why a silver index scale?

1. 2016-03-26 19:40 Geoffrey Kolbe
2. 2016-03-26 21:16 Paul Dolkas
3. 2016-03-26 21:55 Brad Morris
4. 2016-03-27 02:13 Bill Morris
5. 2016-03-27 06:37 Geoffrey Kolbe
6. 2016-03-27 09:41 David Pike
7. 2016-03-27 15:19 Fred Hebard
8. 2016-03-27 17:00 Bill Morris
9. 2016-03-27 19:49 Paul Hirose

28 Mar 2016 – 28 Mar 2016 : A modest navigational failure

1. 2016-03-28 16:51 Bob Goethe

29 Mar 2016 – 29 Mar 2016 : Sextant Scope Mounting Optical Design Question

1. 2016-03-29 01:37 Mark Coady
2. 2016-03-29 02:08 Frank Reed

27 Mar 2016 – 29 Mar 2016 : Balloon Sextants

1. 2016-03-27 20:21 David Pike
2. 2016-03-28 09:11 Gary LaPook
3. 2016-03-28 14:13 David Pike
4. 2016-03-28 15:14 John D. Howard
5. 2016-03-28 17:28 John D. Howard
6. 2016-03-28 19:21 David Pike
7. 2016-03-29 06:14 Geoffrey Kolbe
8. 2016-03-29 10:00 David Pike

26 Mar 2016 – 29 Mar 2016 : Fine adjust a Davis Mk 3

1. 2016-03-26 06:01 Frank Reed
2. 2016-03-26 11:08 Luc Van den Borre
3. 2016-03-26 11:32 Bill Lionheart
4. 2016-03-26 13:02 David Pike
5. 2016-03-26 13:21 Don Seltzer
6. 2016-03-26 18:26 Francis Upchurch
7. 2016-03-26 20:37 Frank Reed
8. 2016-03-27 00:20 Greg Rudzinski
9. 2016-03-27 01:50 Mark Coady
10. 2016-03-27 03:36 Greg Rudzinski
11. 2016-03-29 18:34 Francis Upchurch

30 Mar 2016 – 30 Mar 2016 : Eastbound star after lower transit

1. 2016-03-30 01:25 Mark Coady

01 Apr 2016 – 01 Apr 2016 : More GPS Jamming?

1. 2016-04-01 22:08 David Pike

28 Mar 2016 – 02 Apr 2016 : Davis MK 3 Improved

1. 2016-03-28 19:51 Greg Rudzinski
2. 2016-03-31 20:22 Greg Rudzinski
3. 2016-04-02 18:28 Greg Rudzinski

02 Apr 2016 – 02 Apr 2016 : The legend of Bowditch

1. 2016-04-02 16:23 Frank Reed
2. 2016-04-02 18:53 Mark Coady

27 Mar 2016 – 04 Apr 2016 : Advice on Box Sextant

1. 2016-03-27 15:26 Sean C
2. 2016-03-27 20:14 Geoffrey Kolbe
3. 2016-03-28 07:20 Sean C
4. 2016-03-28 16:34 Noell Wilson
5. 2016-03-29 05:49 Geoffrey Kolbe
6. 2016-03-29 23:28 Sean C
7. 2016-03-30 02:25 Bill Morris
8. 2016-03-30 07:14 Geoffrey Kolbe
9. 2016-03-30 07:18 Brian Walton
10. 2016-03-30 08:17 Sean C
11. 2016-03-30 12:53 Bruce J. Pennino
12. 2016-03-30 14:59 Alexandre Eremenko
13. 2016-03-30 15:04 Sean C
14. 2016-03-30 17:15 Brian Walton
15. 2016-03-30 18:21 Sean C
16. 2016-03-31 11:54 Geoffrey Kolbe
17. 2016-04-01 15:21 David Pike
18. 2016-04-01 16:55 Francis Upchurch
19. 2016-04-01 22:16 Hewitt Schlereth
20. 2016-04-02 06:28 Francis Upchurch
21. 2016-04-03 08:00 Brian Walton
22. 2016-04-03 09:47 Ed Popko
23. 2016-04-03 13:51 Gary LaPook
24. 2016-04-03 14:22 Francis Upchurch
25. 2016-04-03 14:31 Gary LaPook
26. 2016-04-03 16:03 Francis Upchurch
27. 2016-04-03 17:39 Bob Goethe
28. 2016-04-03 20:11 Jürgen Hoefeld
29. 2016-04-03 21:48 Gary LaPook
30. 2016-04-03 23:44 David Pike
31. 2016-04-04 16:47 Brian Walton

04 Apr 2016 – 04 Apr 2016 : Re: The Wild T4 Theodolite

1. 2016-04-04 22:14 Bruce J. Pennino

05 Apr 2016 – 05 Apr 2016 : Conference: From Sea to Sky-The Evolution of Air Navigation

1. 2016-04-05 15:37 Richard Dunn

04 Apr 2016 – 05 Apr 2016 : Observe refraction: Earth's Limb from the ISS

1. 2016-04-04 19:43 Brad Morris
2. 2016-04-04 21:12 Frank Reed
3. 2016-04-04 21:52 Brad Morris
4. 2016-04-05 08:28 David Pike
5. 2016-04-05 19:50 Frank Reed

06 Apr 2016 – 06 Apr 2016 : Who gave Tamaya 733's away in 1980?

1. 2016-04-06 17:55 Tom Mackie

04 Apr 2016 – 07 Apr 2016 : Practical lunars in today's world

1. 2016-04-04 12:45 Geoffrey Kolbe
2. 2016-04-04 21:24 Frank Reed
3. 2016-04-05 03:52 Peter Hakel
4. 2016-04-05 06:33 Geoffrey Kolbe
5. 2016-04-05 11:17 Jeremy C
6. 2016-04-05 11:42 Geoffrey Kolbe
7. 2016-04-05 18:12 Bill Lionheart
8. 2016-04-07 00:21 Peter Monta

29 Mar 2016 – 07 Apr 2016 : The Wild T4 Theodolite - Don't Sneeze!

1. 2016-03-29 10:36 David Pike
2. 2016-03-29 23:20 Bill Morris
3. 2016-03-30 03:06 N Drummond
4. 2016-03-30 09:00 David Pike
5. 2016-03-30 15:30 Paul Saffo
6. 2016-03-31 16:57 Paul Saffo
7. 2016-04-03 05:11 Paul Hirose
8. 2016-04-03 17:54 Paul Hirose
9. 2016-04-03 19:26 David Pike
10. 2016-04-03 20:51 Peter Monta
11. 2016-04-04 06:39 Geoffrey Kolbe
12. 2016-04-04 07:26 David Pike
13. 2016-04-07 10:19 David Pike
14. 2016-04-07 11:39 Marty Lyons
15. 2016-04-07 15:06 John D. Howard
16. 2016-04-07 20:55 Juerg Dedual

03 Apr 2016 – 08 Apr 2016 : Slide rule for lunars?

1. 2016-04-03 21:12 Gary LaPook
2. 2016-04-03 22:07 Frank Reed
3. 2016-04-03 22:24 Frank Reed
4. 2016-04-04 00:25 Herbert Prinz
5. 2016-04-04 05:46 Francis Upchurch
6. 2016-04-04 14:58 Gary LaPook
7. 2016-04-05 05:18 Wolfgang Köberer
8. 2016-04-05 06:04 Francis Upchurch
9. 2016-04-08 14:38 Wolfgang Köberer

09 Apr 2016 – 10 Apr 2016 : Navigation with the ISS video

1. 2016-04-09 06:20 Peter Monta
2. 2016-04-10 00:44 Peter Monta

06 Apr 2016 – 10 Apr 2016 : F. Barker & Son Box Sextant

1. 2016-04-06 20:07 Sean C
2. 2016-04-07 10:13 Geoffrey Kolbe
3. 2016-04-07 13:11 Sean C
4. 2016-04-08 18:15 Brad Morris
5. 2016-04-08 20:02 Brad Morris
6. 2016-04-08 22:02 Sean C
7. 2016-04-09 10:38 Brad Morris
8. 2016-04-09 10:50 Brad Morris
9. 2016-04-10 11:00 Sean C

10 Apr 2016 – 10 Apr 2016 : Interpolating Freiberger Yacht Sextant Arc Errors

1. 2016-04-10 19:45 Michael Bradley

09 Apr 2016 – 11 Apr 2016 : New corrections for latitude by Polaris?

1. 2016-04-09 23:04 Philip Lange
2. 2016-04-10 01:21 Frank Reed
3. 2016-04-10 02:18 Rommel John Miller
4. 2016-04-10 23:41 Philip Lange
5. 2016-04-11 14:20 Brad Morris

11 Apr 2016 – 11 Apr 2016 : Colombian Nautical Almanac simplified 2016

1. 2016-04-11 21:55 German Diaz

11 Apr 2016 – 13 Apr 2016 : Meridian passage of moon

1. 2016-04-11 10:41 Trilok Vaidhya
2. 2016-04-11 14:30 Frank Reed
3. 2016-04-13 02:41 Stephen N.G. Davies

14 Apr 2016 – 14 Apr 2016 : Ebbco Special with Sight Tube Modification Compared

1. 2016-04-14 03:26 Greg Rudzinski

14 Apr 2016 – 14 Apr 2016 : "Science of Time" conference in June

1. 2016-04-14 18:29 Frank Reed
2. 2016-04-14 19:55 Don Seltzer
3. 2016-04-14 20:37 Frank Reed

14 Apr 2016 – 15 Apr 2016 : Re: Ebbco Sun Shade Modification

1. 2016-04-14 10:28 Herman Dekker
2. 2016-04-14 13:49 Greg Rudzinski
3. 2016-04-15 05:26 Herman Dekker

16 Apr 2016 – 16 Apr 2016 : B-29 photos

1. 2016-04-16 22:58 Jackson McDonald

17 Apr 2016 – 17 Apr 2016 : What might this be?

1. 2016-04-17 16:16 Lenny Lyons
2. 2016-04-17 19:59 David Pike
3. 2016-04-17 20:06 David Pike

17 Apr 2016 – 17 Apr 2016 : Space station navigation, April 18, New England

1. 2016-04-17 22:53 Frank Reed

18 Apr 2016 – 18 Apr 2016 : Stanford Rumsey Map Center opens tomorrow!

1. 2016-04-18 15:37 Paul Saffo
2. 2016-04-18 17:45 Lu Abel

18 Apr 2016 – 18 Apr 2016 : Re: German Gyro (Kreisel) sextant

1. 2016-04-18 18:12 Roger Connor

28 Mar 2016 – 18 Apr 2016 : Smithsonian "Time and Navigation" exhibit updated

1. 2016-03-28 19:13 Ed Popko
2. 2016-03-29 05:36 Francis Upchurch
3. 2016-03-29 09:49 Ed Popko
4. 2016-04-03 05:36 Paul Hirose
5. 2016-04-18 18:20 Roger Connor

19 Apr 2016 – 19 Apr 2016 : Brown-Nassau, both sides

1. 2016-04-19 01:52 Frank Reed
2. 2016-04-19 05:12 Francis Upchurch

09 Apr 2016 – 19 Apr 2016 : U-boat Celestial Navigation WWII

1. 2016-04-09 16:12 Jerry Mason
2. 2016-04-10 09:46 Paul Bedel
3. 2016-04-10 12:33 Jerry Mason
4. 2016-04-11 01:52 Henry Halboth
5. 2016-04-11 14:01 Ed Popko
6. 2016-04-11 15:19 Paul Bedel
7. 2016-04-11 21:24 Jerry Mason
8. 2016-04-12 01:25 Brad Morris
9. 2016-04-12 14:58 Jerry Mason
10. 2016-04-12 17:05 Gary LaPook
11. 2016-04-12 17:30 Gary LaPook
12. 2016-04-12 18:19 Gary LaPook
13. 2016-04-12 18:33 Gary LaPook
14. 2016-04-12 19:23 Brad Morris
15. 2016-04-12 19:46 Gary LaPook
16. 2016-04-12 22:15 Jerry Mason
17. 2016-04-13 19:26 Ronald van Riet
18. 2016-04-13 21:01 Brad Morris
19. 2016-04-14 04:01 Francis Upchurch
20. 2016-04-14 08:31 Ronald van Riet
21. 2016-04-14 08:34 Ronald van Riet
22. 2016-04-14 16:10 Jerry Mason
23. 2016-04-14 16:43 Brad Morris
24. 2016-04-15 08:28 Ronald van Riet
25. 2016-04-19 09:00 Ronald van Riet
26. 2016-04-19 13:20 Bruce J. Pennino
27. 2016-04-19 18:27 Gary LaPook

12 Apr 2016 – 20 Apr 2016 : Modern Celestial Course at Seaport Very Rewarding

1. 2016-04-12 04:12 Mark Coady
2. 2016-04-20 00:13 Frank Reed

20 Apr 2016 – 20 Apr 2016 : Polhemus Celestial Computer -latitude templates

1. 2016-04-20 06:53 Rafal O.
2. 2016-04-20 10:58 Rafal O.

20 Apr 2016 – 21 Apr 2016 : RMS Carpathia sextant for re-auction.

1. 2016-04-20 20:45 David Pike
2. 2016-04-20 21:41 Jackson McDonald
3. 2016-04-20 22:44 Frank Reed
4. 2016-04-21 00:09 Bill Morris

13 Apr 2016 – 21 Apr 2016 : Book for Mailing costs

1. 2016-04-13 23:40 Jeremy C
2. 2016-04-14 01:47 Frank Reed
3. 2016-04-15 03:21 Jeremy C
4. 2016-04-21 01:37 Jeremy C

19 Apr 2016 – 21 Apr 2016 : Monarch Butterfly Navigation

1. 2016-04-19 17:29 Bob Goethe
2. 2016-04-19 18:21 Frank Reed
3. 2016-04-19 18:47 Francis Upchurch
4. 2016-04-19 23:59 Bob Goethe
5. 2016-04-20 00:00 Frank Reed
6. 2016-04-20 05:05 Francis Upchurch
7. 2016-04-20 05:31 Gary LaPook
8. 2016-04-20 07:02 Frank Reed
9. 2016-04-20 08:15 Bill Lionheart
10. 2016-04-20 16:25 Fred Hebard
11. 2016-04-20 20:14 Sean C
12. 2016-04-21 01:56 Frank Reed
13. 2016-04-21 13:19 Tom Sult

21 Apr 2016 – 21 Apr 2016 : Orienteering

1. 2016-04-21 20:24 Ed Popko

21 Apr 2016 – 22 Apr 2016 : Star finding techniques

1. 2016-04-21 16:18 Bill Lionheart
2. 2016-04-21 19:17 Stan K
3. 2016-04-21 20:14 Greg Rudzinski
4. 2016-04-21 22:08 Robert VanderPol II
5. 2016-04-22 00:24 Brad Morris
6. 2016-04-22 02:31 Stan K
7. 2016-04-22 03:02 Sean C
8. 2016-04-22 03:27 Frank Reed
9. 2016-04-22 03:27 Robert VanderPol II
10. 2016-04-22 07:23 Gary LaPook
11. 2016-04-22 08:46 Bill Lionheart
12. 2016-04-22 12:17 Robert VanderPol II
13. 2016-04-22 13:53 Bill Noyce
14. 2016-04-22 14:43 Brad Morris

24 Apr 2016 – 24 Apr 2016 : Shackleton Centennial

1. 2016-04-24 16:07 Frank Reed

25 Apr 2016 – 25 Apr 2016 : C&P Index Arm Adjustment

1. 2016-04-25 01:45 Greg Rudzinski

25 Apr 2016 – 25 Apr 2016 : Puzzled by Douglas Protractor Instructions

1. 2016-04-25 18:34 Martin Gardner
2. 2016-04-25 21:25 David Pike

23 Apr 2016 – 27 Apr 2016 : TI-85 Navigation Code.

1. 2016-04-23 20:05 William Adams
2. 2016-04-23 23:48 Ron Jones
3. 2016-04-24 13:24 Bill Lionheart
4. 2016-04-24 17:00 Ron Jones
5. 2016-04-24 17:34 Frank Reed
6. 2016-04-24 17:57 Bill Lionheart
7. 2016-04-24 19:00 Francis Upchurch
8. 2016-04-24 19:03 Greg Rudzinski
9. 2016-04-24 20:06 Herman Dekker
10. 2016-04-24 21:20 Bill B
11. 2016-04-25 08:17 Bill Lionheart
12. 2016-04-27 06:19 Alan S
13. 2016-04-27 07:51 Geoffrey Kolbe

27 Apr 2016 – 27 Apr 2016 : Wandering Pole

1. 2016-04-27 14:53 Frank Reed
2. 2016-04-27 16:00 Hewitt Schlereth
3. 2016-04-27 19:24 Brad Morris

27 Apr 2016 – 27 Apr 2016 : Life on an Ocean Liner

1. 2016-04-27 10:17 Sean C
2. 2016-04-27 15:12 Stan K
3. 2016-04-27 15:36 Bill Lionheart
4. 2016-04-27 19:12 Brad Morris
5. 2016-04-27 23:24 Sean C

27 Apr 2016 – 28 Apr 2016 : Prose and Poetry and Navigation

1. 2016-04-27 06:58 Doug MacPherson
2. 2016-04-27 09:03 Michael Bradley
3. 2016-04-27 13:38 Francis Upchurch
4. 2016-04-27 14:24 Don Seltzer
5. 2016-04-27 15:11 Hewitt Schlereth
6. 2016-04-27 16:47 John D. Howard
7. 2016-04-28 01:03 Gary LaPook
8. 2016-04-28 01:12 Gary LaPook
9. 2016-04-28 08:01 David Pike

28 Apr 2016 – 28 Apr 2016 : Maps and Charts at Mystic Seaport

1. 2016-04-28 12:50 Bruce J. Pennino

27 Apr 2016 – 29 Apr 2016 : Not another Plath Gyro-Sextant question?

1. 2016-04-27 10:59 David Pike
2. 2016-04-27 18:06 Wolfgang Köberer
3. 2016-04-27 20:17 David Pike
4. 2016-04-29 16:07 Wolfgang Köberer

29 Apr 2016 – 29 Apr 2016 : NavList graphic banner

1. 2016-04-29 09:44 Ed Popko
2. 2016-04-29 16:48 Frank Reed
3. 2016-04-29 17:17 Gary LaPook
4. 2016-04-29 20:09 Bill B

29 Apr 2016 – 30 Apr 2016 : A navigational feat

1. 2016-04-29 16:06 Frank Reed
2. 2016-04-29 16:33 Tom Sult
3. 2016-04-29 17:00 Lu Abel
4. 2016-04-29 17:40 Gary LaPook
5. 2016-04-30 01:10 Gary LaPook

02 Apr 2016 – 30 Apr 2016 : The Observer’s Book on Astro-Navigation

1. 2016-04-02 08:19 David Pike
2. 2016-04-02 10:29 Francis Upchurch
3. 2016-04-02 15:11 Francis Upchurch
4. 2016-04-02 15:14 Francis Upchurch
5. 2016-04-03 02:10 Noell Wilson
6. 2016-04-03 06:25 Geoffrey Kolbe
7. 2016-04-03 06:46 Bill Morris
8. 2016-04-03 07:23 David Pike
9. 2016-04-03 09:20 David Pike
10. 2016-04-03 11:30 Francis Upchurch
11. 2016-04-30 14:44 Brad Morris
12. 2016-04-30 15:18 Brad Morris
13. 2016-04-30 16:32 Gary LaPook
14. 2016-04-30 21:21 David Pike
15. 2016-04-30 23:49 Brad Morris

02 May 2016 – 02 May 2016 : "Modern Celestial" this weekend in Mystic, CT

1. 2016-05-02 20:35 Frank Reed

02 May 2016 – 02 May 2016 : Bubble sextant development

1. 2016-05-02 08:32 Gary LaPook
2. 2016-05-02 20:57 David Pike

17 Apr 2016 – 03 May 2016 : Jupiter in daylight and micrometer test

1. 2016-04-17 16:40 Frank Reed
2. 2016-04-17 22:21 Frank Reed
3. 2016-04-18 02:47 Doug MacPherson
4. 2016-04-19 17:00 Stan K
5. 2016-04-19 17:35 Frank Reed
6. 2016-04-20 03:46 Peter Monta
7. 2016-04-20 07:03 Frank Reed
8. 2016-04-20 13:21 Fred Hebard
9. 2016-04-20 17:05 Brad Morris
10. 2016-04-20 17:44 Brad Morris
11. 2016-04-20 17:53 Frank Reed
12. 2016-04-21 06:29 Brad Morris
13. 2016-04-22 00:32 Brad Morris
14. 2016-05-02 07:43 Peter Monta
15. 2016-05-03 12:53 Brad Morris

02 May 2016 – 03 May 2016 : Transit of Mercury next week

1. 2016-05-02 21:17 Frank Reed
2. 2016-05-03 02:04 Sean C
3. 2016-05-03 14:16 Francis Upchurch
4. 2016-05-03 16:55 Stan K

02 May 2016 – 04 May 2016 : Celestial position-finding on land

1. 2016-05-02 20:10 John D. Howard
2. 2016-05-02 20:53 Ron Jones
3. 2016-05-03 00:06 Mike Burkes
4. 2016-05-03 00:20 Bruce J. Pennino
5. 2016-05-03 03:44 John D. Howard
6. 2016-05-03 05:12 Stan K
7. 2016-05-03 06:03 Geoffrey Kolbe
8. 2016-05-03 06:28 Gary LaPook
9. 2016-05-03 06:39 Norm Goldblatt
10. 2016-05-03 07:01 Gary LaPook
11. 2016-05-03 15:16 Bob Goethe
12. 2016-05-03 16:00 Paul Dolkas
13. 2016-05-03 19:10 John D. Howard
14. 2016-05-03 20:29 John D. Howard
15. 2016-05-03 21:46 Bob Goethe
16. 2016-05-03 23:08 Frank Reed
17. 2016-05-04 01:38 Ken Muldrew
18. 2016-05-04 06:39 Geoffrey Kolbe

03 May 2016 – 04 May 2016 : South Korea Revives GPS Backup Project

1. 2016-05-03 23:11 Jackson McDonald
2. 2016-05-04 04:24 Brad Morris
3. 2016-05-04 06:27 Bill Lionheart
4. 2016-05-04 14:54 Geoffrey Kolbe

03 May 2016 – 05 May 2016 : More Coutinho Questions

1. 2016-05-03 22:51 David Pike
2. 2016-05-04 03:35 Bill Morris
3. 2016-05-04 03:53 Bill Morris
4. 2016-05-04 04:40 Brad Morris
5. 2016-05-04 07:02 David Pike
6. 2016-05-04 13:16 Robert VanderPol II
7. 2016-05-04 15:39 Brad Morris
8. 2016-05-04 16:33 Gary LaPook
9. 2016-05-04 20:58 Frank Reed
10. 2016-05-04 21:30 Francis Upchurch
11. 2016-05-05 02:08 Brad Morris

30 Apr 2016 – 06 May 2016 : Re: The Observer’s Book on Astro-Navigation - Coutinho sextant

1. 2016-04-30 20:55 Bill Morris
2. 2016-04-30 21:37 David Pike
3. 2016-05-02 05:34 Bill Morris
4. 2016-05-02 08:26 Gary LaPook
5. 2016-05-02 12:54 Paul Saffo
6. 2016-05-02 21:41 David Pike
7. 2016-05-06 05:26 Bill Morris

30 Apr 2016 – 06 May 2016 : Sundial

1. 2016-04-30 08:09 Gary LaPook
2. 2016-04-30 12:21 Frank Reed
3. 2016-04-30 16:10 Gary LaPook
4. 2016-04-30 16:44 John D. Howard
5. 2016-04-30 18:20 Gary LaPook
6. 2016-05-01 02:35 Norm Goldblatt
7. 2016-05-02 20:36 Gary LaPook
8. 2016-05-02 20:39 Gary LaPook
9. 2016-05-06 10:25 Gary LaPook

02 May 2016 – 06 May 2016 : Endeavour in Newport harbor

1. 2016-05-02 23:49 Frank Reed
2. 2016-05-03 19:01 Francis Upchurch
3. 2016-05-03 19:56 Frank Reed
4. 2016-05-06 17:04 Frank Reed
5. 2016-05-06 17:31 Francis Upchurch

02 May 2016 – 07 May 2016 : French Sailing Legend Ditching Modern Tech

1. 2016-05-02 18:32 Jackson McDonald
2. 2016-05-03 02:01 Sean C
3. 2016-05-03 05:00 Henry Halboth
4. 2016-05-03 05:09 Stan K
5. 2016-05-03 07:26 Luc Van den Borre
6. 2016-05-03 16:48 Stan K
7. 2016-05-03 17:44 Peter Smith
8. 2016-05-03 21:11 Alan S
9. 2016-05-07 10:37 David Barrie

08 May 2016 – 08 May 2016 : Aquino, Bayless, Bygrave, Weems

1. 2016-05-08 16:34 Frank Reed
2. 2016-05-08 21:53 Stan K

06 May 2016 – 09 May 2016 : Horizon Shade Polariser

1. 2016-05-06 09:59 Michael Bradley
2. 2016-05-06 17:03 Greg Rudzinski
3. 2016-05-06 17:34 Francis Upchurch
4. 2016-05-06 20:21 Greg Rudzinski
5. 2016-05-06 21:45 Robert VanderPol II
6. 2016-05-06 22:09 Michael Bradley
7. 2016-05-07 07:40 Francis Upchurch
8. 2016-05-07 08:58 Bill Morris
9. 2016-05-08 15:54 Geoffrey Kolbe
10. 2016-05-08 18:49 Francis Upchurch
11. 2016-05-09 08:24 Geoffrey Kolbe

05 May 2016 – 09 May 2016 : The moons of Jupiter for Time or Position?

1. 2016-05-05 19:01 Steve E. Bryant
2. 2016-05-05 22:35 Frank Reed
3. 2016-05-06 00:21 Jackson McDonald
4. 2016-05-06 04:21 Gary LaPook
5. 2016-05-06 04:26 Francis Upchurch
6. 2016-05-06 05:27 Brad Morris
7. 2016-05-06 06:29 Steve E. Bryant
8. 2016-05-06 13:20 Don Seltzer
9. 2016-05-06 15:10 John D. Howard
10. 2016-05-07 20:42 Paul Dolkas
11. 2016-05-08 02:26 Norm Goldblatt
12. 2016-05-09 14:29 Peter Smith

09 May 2016 – 09 May 2016 : Better Aging Through Celestial Navigation?

1. 2016-05-09 15:13 Jackson McDonald
2. 2016-05-09 15:55 Bruce Cutting
3. 2016-05-09 18:09 Francis Upchurch

09 May 2016 – 10 May 2016 : Transit of Mercury Today

1. 2016-05-09 18:26 Greg Rudzinski
2. 2016-05-09 19:12 Stan K
3. 2016-05-09 20:22 Bill Lionheart
4. 2016-05-10 03:04 Brad Morris
5. 2016-05-10 16:42 Francis Upchurch
6. 2016-05-10 19:18 Brad Morris

07 May 2016 – 11 May 2016 : Bayless/Modified Ageton

1. 2016-05-07 00:56 Robert VanderPol II
2. 2016-05-07 13:44 Stan K
3. 2016-05-08 02:35 Alan S
4. 2016-05-08 03:35 Robert VanderPol II
5. 2016-05-08 12:45 Robert VanderPol II
6. 2016-05-08 13:50 Stan K
7. 2016-05-08 14:08 Stan K
8. 2016-05-08 18:25 Greg Rudzinski
9. 2016-05-08 22:04 Stan K
10. 2016-05-08 22:53 Robert VanderPol II
11. 2016-05-09 06:15 Greg Rudzinski
12. 2016-05-10 17:28 Robert Wyatt
13. 2016-05-10 21:56 Stan K
14. 2016-05-11 02:30 Robert VanderPol II

10 May 2016 – 11 May 2016 : Celnav article in Ocean Navigator Magazine

1. 2016-05-10 20:11 Gary LaPook
2. 2016-05-10 21:34 Stan K
3. 2016-05-11 02:24 Robert VanderPol II
4. 2016-05-11 08:10 Stan K
5. 2016-05-11 16:52 Bruce J. Pennino
6. 2016-05-11 22:20 Frank Reed

12 May 2016 – 12 May 2016 : G-Capt on Celestial Nav in the commercial world.

1. 2016-05-12 02:44 Robert VanderPol II
2. 2016-05-12 17:17 Lu Abel

12 May 2016 – 12 May 2016 : Science of Time Symposium

1. 2016-05-12 18:33 Richard Easton

10 May 2016 – 12 May 2016 : Astronomical Phenomena

1. 2016-05-10 15:35 John D. Howard
2. 2016-05-12 17:47 Örjan Sandström
3. 2016-05-12 19:32 Chris Presmeg
4. 2016-05-12 20:04 Frank Reed
5. 2016-05-12 22:16 Örjan Sandström

15 May 2016 – 15 May 2016 : "Time Sights" and Lines of Position

1. 2016-05-15 18:54 Doug MacPherson
2. 2016-05-15 19:30 Frank Reed

15 May 2016 – 16 May 2016 : Learn to Love Logarithms

1. 2016-05-15 18:29 Frank Reed
2. 2016-05-16 01:20 John D. Howard
3. 2016-05-16 01:43 Frank Reed
4. 2016-05-16 01:51 Rommel John Miller

16 May 2016 – 16 May 2016 : OT: Sylvester Wyet/Wyatt and Rice Jones

1. 2016-05-16 14:35 Robert Wyatt

15 May 2016 – 17 May 2016 : Orbital navigation computer in Oregon

1. 2016-05-15 17:50 Frank Reed
2. 2016-05-17 15:29 Paul Dolkas
3. 2016-05-17 17:31 Francis Upchurch

17 May 2016 – 17 May 2016 : Table 4 Pub 249 v.2/3 officially updated through 2036

1. 2016-05-17 08:51 Alex H
2. 2016-05-17 17:31 Greg Rudzinski

17 May 2016 – 18 May 2016 : Difference between HO 249 and USNO website

1. 2016-05-17 14:33 John Almberg
2. 2016-05-17 17:06 Gary LaPook
3. 2016-05-17 17:08 John Almberg
4. 2016-05-17 17:44 Gary LaPook
5. 2016-05-17 18:13 Frank Reed
6. 2016-05-17 18:27 John Almberg
7. 2016-05-17 21:04 John Almberg
8. 2016-05-17 22:24 John Almberg
9. 2016-05-18 01:07 Stan K
10. 2016-05-18 01:58 John Almberg

18 May 2016 – 18 May 2016 : Fwd: CBC Radio Item on GPS Problems and Dependence

1. 2016-05-18 12:42 Richard B. Langley

18 May 2016 – 19 May 2016 : Re: Table 4 Pub 249 / 19th Century Navigation

1. 2016-05-18 15:45 Sean C
2. 2016-05-18 16:52 Frank Reed
3. 2016-05-18 20:41 Stan K
4. 2016-05-18 22:17 Frank Reed
5. 2016-05-19 00:09 Stan K

22 Apr 2016 – 19 May 2016 : Human Navigation book

1. 2016-04-22 15:07 Jackson McDonald
2. 2016-05-15 20:26 Jackson McDonald
3. 2016-05-15 22:01 Frank Reed
4. 2016-05-15 23:28 Jackson McDonald
5. 2016-05-16 01:28 Frank Reed
6. 2016-05-17 21:20 David Barrie
7. 2016-05-18 17:18 Francis Upchurch
8. 2016-05-19 00:11 David Pike
9. 2016-05-19 21:56 Bill B

19 May 2016 – 20 May 2016 : Low altitude sun

1. 2016-05-19 05:52 Paul Jackson
2. 2016-05-19 15:42 Rafal O.
3. 2016-05-19 18:11 Brad Morris
4. 2016-05-19 18:26 Rafal O.
5. 2016-05-19 22:25 Frank Reed
6. 2016-05-20 05:59 Paul Jackson
7. 2016-05-20 07:14 Paul Jackson
8. 2016-05-20 07:23 Paul Jackson
9. 2016-05-20 14:39 Brad Morris

21 May 2016 – 21 May 2016 : AN-5854-1 Bubble Sextant (Bausch & Lomb)

1. 2016-05-21 16:55 Ludwig Redl

13 May 2016 – 22 May 2016 : Whaling logbooks

1. 2016-05-13 19:39 Frank Reed
2. 2016-05-14 21:29 John D. Howard
3. 2016-05-15 17:17 Sean C
4. 2016-05-16 00:38 John D. Howard
5. 2016-05-16 13:16 Dale Lichtblau
6. 2016-05-16 15:22 Francis Upchurch
7. 2016-05-16 17:24 Dave Walden
8. 2016-05-20 12:44 Ian Gifford
9. 2016-05-20 19:14 Frank Reed
10. 2016-05-20 19:50 Ian Gifford
11. 2016-05-20 20:13 Bruce J. Pennino
12. 2016-05-20 20:18 Bruce J. Pennino
13. 2016-05-20 20:50 Don Seltzer
14. 2016-05-22 00:43 Ian Gifford

13 May 2016 – 25 May 2016 : Commercial Flight Sunset

1. 2016-05-13 20:53 Greg Rudzinski
2. 2016-05-16 22:40 Greg Rudzinski
3. 2016-05-17 06:50 Gary LaPook
4. 2016-05-17 14:48 Antoine Couëtte
5. 2016-05-18 20:54 Greg Rudzinski
6. 2016-05-25 12:53 Antoine Couëtte
7. 2016-05-25 17:05 Greg Rudzinski

24 May 2016 – 26 May 2016 : Bris Sextant Calibration

1. 2016-05-24 17:13 Greg Rudzinski
2. 2016-05-24 17:22 Frank Reed
3. 2016-05-24 18:00 Francis Upchurch
4. 2016-05-24 20:12 Greg Rudzinski
5. 2016-05-26 18:02 Andrés Ruiz

25 May 2016 – 28 May 2016 : The Length of a Day

1. 2016-05-25 20:27 Greg Rudzinski
2. 2016-05-25 22:17 Bruce J. Pennino
3. 2016-05-26 18:04 Andrés Ruiz
4. 2016-05-26 23:45 Ron Jones
5. 2016-05-27 08:10 Gary LaPook
6. 2016-05-27 08:40 Sean C
7. 2016-05-27 13:48 Stan K
8. 2016-05-27 16:08 Ron Jones
9. 2016-05-28 03:20 Herbert Prinz

29 May 2016 – 29 May 2016 : Re: Rolling Cruise Ship

1. 2016-05-29 12:23 Ed Popko

27 May 2016 – 31 May 2016 : Attempting to decipher a "time sight"

1. 2016-05-27 19:14 Doug MacPherson
2. 2016-05-28 13:54 Sean C
3. 2016-05-28 16:35 Herman Dekker
4. 2016-05-28 17:32 Sean C
5. 2016-05-28 17:56 Doug MacPherson
6. 2016-05-28 20:57 Frank Reed
7. 2016-05-29 18:26 Doug MacPherson
8. 2016-05-29 18:48 Frank Reed
9. 2016-05-29 20:50 Frank Reed
10. 2016-05-30 20:23 Stan K
11. 2016-05-30 21:49 Frank Reed
12. 2016-05-31 16:12 Ed Popko
13. 2016-05-31 18:40 Don Seltzer
14. 2016-05-31 21:16 Ed Popko
15. 2016-05-31 22:55 Stan K

31 May 2016 – 31 May 2016 : 18th Century Ship

1. 2016-05-31 19:43 Michael Martin
2. 2016-05-31 21:21 Don Seltzer
3. 2016-05-31 21:37 Bill Lionheart
4. 2016-05-31 21:44 Michael Martin
5. 2016-05-31 23:16 Michael Martin
6. 2016-05-31 23:28 Michael Martin

03 Jun 2016 – 03 Jun 2016 : Who's this using a Plath Coutinho Sextant

1. 2016-06-03 18:33 David Pike
2. 2016-06-03 18:35 David Pike
3. 2016-06-03 18:41 David Pike

03 Jun 2016 – 03 Jun 2016 : Re: Cellphone & Sextant tethering

1. 2016-06-03 16:44 Greg Rudzinski
2. 2016-06-03 20:31 Herman Dekker
3. 2016-06-03 21:06 Greg Rudzinski
4. 2016-06-03 21:13 Bruce Cutting

01 Jun 2016 – 07 Jun 2016 : Navigation - a state of mind?

1. 2016-06-01 06:52 Geoffrey Kolbe
2. 2016-06-01 22:35 Frank Reed
3. 2016-06-01 23:35 Lu Abel
4. 2016-06-02 16:20 Paul Saffo
5. 2016-06-02 19:23 Frank Reed
6. 2016-06-03 00:06 John D. Howard
7. 2016-06-03 03:54 Paul Dolkas
8. 2016-06-03 12:40 Noell Wilson
9. 2016-06-03 14:02 John Almberg
10. 2016-06-03 17:27 Ed Popko
11. 2016-06-03 22:35 Frank Reed
12. 2016-06-03 23:00 Frank Reed
13. 2016-06-03 23:38 Bruce J. Pennino
14. 2016-06-04 21:06 Gary LaPook
15. 2016-06-04 21:15 Gary LaPook
16. 2016-06-07 17:17 Örjan Sandström

06 Jun 2016 – 07 Jun 2016 : Use for Prime Vertical (PV)

1. 2016-06-06 00:34 Bruce J. Pennino
2. 2016-06-06 02:42 Greg Rudzinski
3. 2016-06-07 18:10 Gary LaPook
4. 2016-06-07 18:29 Frank Reed

07 Jun 2016 – 07 Jun 2016 : Re: GPS outages

1. 2016-06-07 19:10 Gary LaPook

07 Jun 2016 – 07 Jun 2016 : DSLR Camera CN with 28 mm Lens

1. 2016-06-07 22:38 Greg Rudzinski

08 Jun 2016 – 08 Jun 2016 : Lunars workshop this weekend

1. 2016-06-08 01:39 Frank Reed

08 Jun 2016 – 08 Jun 2016 : Hokule'a Arrives in New York City

1. 2016-06-08 22:50 Ed Popko

02 Jun 2016 – 09 Jun 2016 : Cellphone tethering

1. 2016-06-02 19:19 Mike Burkes
2. 2016-06-02 19:48 Greg Rudzinski
3. 2016-06-03 08:18 Bob Crawley
4. 2016-06-03 09:29 Bill Lionheart
5. 2016-06-03 11:30 Sean C
6. 2016-06-09 00:43 Alan S
7. 2016-06-09 02:24 John Almberg
8. 2016-06-09 05:11 Brad Morris

09 Jun 2016 – 09 Jun 2016 : Survivorman Analemma

1. 2016-06-09 20:02 Frank Reed

09 Jun 2016 – 09 Jun 2016 : D correction query

1. 2016-06-09 08:19 Frank M
2. 2016-06-09 18:06 Stan K
3. 2016-06-09 21:16 Frank M

07 Jun 2016 – 12 Jun 2016 : Neat video about LEM stellar alignment scope

1. 2016-06-07 16:52 Paul Saffo
2. 2016-06-07 20:27 Brad Morris
3. 2016-06-08 01:13 Robert Eno
4. 2016-06-08 08:55 Gary LaPook
5. 2016-06-08 23:47 Don Seltzer
6. 2016-06-09 03:32 Paul Dolkas
7. 2016-06-09 05:24 Brad Morris
8. 2016-06-09 15:03 Don Seltzer
9. 2016-06-09 16:07 Brad Morris
10. 2016-06-09 19:44 Don Seltzer
11. 2016-06-09 19:53 Frank Reed
12. 2016-06-10 04:10 Paul Dolkas
13. 2016-06-10 04:27 Paul Dolkas
14. 2016-06-10 05:49 Francis Upchurch
15. 2016-06-10 20:35 Ed Popko
16. 2016-06-11 07:23 Paul Dolkas
17. 2016-06-11 09:18 Ed Popko
18. 2016-06-11 11:39 Dave Walden
19. 2016-06-11 12:43 Francis Upchurch
20. 2016-06-11 17:03 Paul Dolkas
21. 2016-06-11 22:35 Paul Dolkas
22. 2016-06-11 23:25 Don Seltzer
23. 2016-06-12 17:16 Francis Upchurch

12 Jun 2016 – 13 Jun 2016 : We were off-course 97% of the time

1. 2016-06-12 02:23 Paul Saffo
2. 2016-06-12 03:04 Frank Reed
3. 2016-06-12 06:08 Brad Morris
4. 2016-06-12 08:40 David Pike
5. 2016-06-12 14:15 Don Seltzer
6. 2016-06-13 03:55 Rommel John Miller

11 Jun 2016 – 15 Jun 2016 : Whyle Thomson & Co Glasgow

1. 2016-06-11 22:26 David C
2. 2016-06-12 00:22 Don Seltzer
3. 2016-06-12 00:59 David C
4. 2016-06-12 09:22 David Pike
5. 2016-06-13 05:08 David C
6. 2016-06-15 03:19 Noell Wilson

15 Jun 2016 – 16 Jun 2016 : Bris Sextant Solar Filter

1. 2016-06-15 20:33 Josh Paterson
2. 2016-06-15 20:55 Greg Rudzinski
3. 2016-06-15 21:22 Greg Rudzinski
4. 2016-06-15 21:58 Tom Sult
5. 2016-06-15 22:31 John Almberg
6. 2016-06-16 00:18 Greg Rudzinski
7. 2016-06-16 00:54 John Almberg

15 Jun 2016 – 16 Jun 2016 : Sven Yvrvind's Bris sextant

1. 2016-06-15 23:44 Rommel John Miller
2. 2016-06-16 01:34 Greg Rudzinski

16 Jun 2016 – 18 Jun 2016 : Navigation of B-47 bombers

1. 2016-06-16 17:08 Gary LaPook
2. 2016-06-18 23:31 Steve E. Bryant

21 Jun 2016 – 21 Jun 2016 : Happy "SHA 270 Day"!

1. 2016-06-21 00:14 Frank Reed
2. 2016-06-21 00:48 David C

16 Jun 2016 – 21 Jun 2016 : Intercept and distance

1. 2016-06-16 03:58 David C
2. 2016-06-16 04:23 Greg Rudzinski
3. 2016-06-16 05:55 David C
4. 2016-06-16 08:18 Andrés Ruiz
5. 2016-06-16 16:26 Gary LaPook
6. 2016-06-17 01:16 David C
7. 2016-06-17 01:32 David C
8. 2016-06-17 02:07 Greg Rudzinski
9. 2016-06-17 05:53 Gary LaPook
10. 2016-06-17 17:40 David C
11. 2016-06-17 17:50 David C
12. 2016-06-17 18:08 Robert Bernecky
13. 2016-06-18 02:44 David C
14. 2016-06-20 10:56 Bill Noyce
15. 2016-06-20 23:23 David C
16. 2016-06-21 00:56 David C

14 Jun 2016 – 21 Jun 2016 : 2016, June 14th Mars Lunars

1. 2016-06-14 16:33 Sean C
2. 2016-06-14 17:10 Frank Reed
3. 2016-06-14 21:37 Antoine Couëtte
4. 2016-06-15 11:57 Sean C
5. 2016-06-15 12:15 Sean C
6. 2016-06-16 05:30 Frank Reed
7. 2016-06-16 17:34 Sean C
8. 2016-06-17 18:00 Antoine Couëtte
9. 2016-06-18 12:44 Dave Walden
10. 2016-06-18 18:44 Sean C
11. 2016-06-19 17:51 Antoine Couëtte
12. 2016-06-19 19:54 Andrés Ruiz
13. 2016-06-19 20:33 Frank Reed
14. 2016-06-19 21:20 Frank Reed
15. 2016-06-20 02:32 Dave Walden
16. 2016-06-20 07:13 Antoine Couëtte
17. 2016-06-20 08:42 Brad Morris
18. 2016-06-20 15:44 Antoine Couëtte
19. 2016-06-20 20:12 Frank Reed
20. 2016-06-20 22:56 Brad Morris
21. 2016-06-21 00:09 Sean C
22. 2016-06-21 03:10 Peter Monta
23. 2016-06-21 07:08 Antoine Couëtte
24. 2016-06-21 14:47 Sean C

21 Jun 2016 – 21 Jun 2016 : Hokule'a in southern New England

1. 2016-06-21 18:16 Frank Reed

21 Jun 2016 – 21 Jun 2016 : Used bubble sextant

1. 2016-06-21 04:55 Robert VanderPol II
2. 2016-06-21 15:21 Mike Burkes
3. 2016-06-21 21:21 Greg Rudzinski
4. 2016-06-21 21:22 Greg Rudzinski

21 Jun 2016 – 22 Jun 2016 : Sextants at Sea

1. 2016-06-21 14:58 Dave Walden
2. 2016-06-21 15:11 Rommel John Miller
3. 2016-06-21 15:18 Hewitt Schlereth
4. 2016-06-21 22:51 Frank Reed
5. 2016-06-22 00:26 Lu Abel

20 Jun 2016 – 22 Jun 2016 : Meaning of Tilde

1. 2016-06-20 23:58 David C
2. 2016-06-21 22:26 Frank Reed
3. 2016-06-22 01:41 David C

14 Jun 2016 – 23 Jun 2016 : Fred Noonan Criticized

1. 2016-06-14 20:09 Bruce J. Pennino
2. 2016-06-15 13:30 Roger Connor
3. 2016-06-22 07:01 Gary LaPook
4. 2016-06-22 07:08 Gary LaPook
5. 2016-06-22 09:00 Brad Morris
6. 2016-06-23 05:18 Gary LaPook
7. 2016-06-23 11:15 Gary LaPook
8. 2016-06-23 11:54 Gary LaPook

24 Jun 2016 – 24 Jun 2016 : Sunline Saga

1. 2016-06-24 18:34 Greg Rudzinski
2. 2016-06-24 18:57 Hewitt Schlereth

26 Jun 2016 – 26 Jun 2016 : Re: Patrick O'Brian characters discuss time andlongitude

1. 2016-06-26 21:04 Jackson McDonald
2. 2016-06-26 22:14 Rommel John Miller
3. 2016-06-26 23:43 Don Seltzer

12 Jun 2016 – 29 Jun 2016 : HO 211 (Ageton) sight reduction accuracy

1. 2016-06-12 04:42 Paul Hirose
2. 2016-06-14 16:30 Robert VanderPol II
3. 2016-06-15 19:01 Paul Hirose
4. 2016-06-15 21:41 Robert VanderPol II
5. 2016-06-19 05:39 Paul Hirose
6. 2016-06-23 04:42 Paul Hirose
7. 2016-06-29 05:57 Paul Hirose

29 Jun 2016 – 29 Jun 2016 : Wonderful new biography of Nathaniel Bowditch

1. 2016-06-29 20:10 Frank Reed
2. 2016-06-29 22:56 Jackson McDonald

15 Jun 2016 – 01 Jul 2016 : Thoughts on why 'north' is at the top of maps (BBC)

1. 2016-06-15 09:41 Ed Popko
2. 2016-06-15 17:09 John D. Howard
3. 2016-06-15 20:27 Bruce Cutting
4. 2016-06-15 22:10 Bob Goethe
5. 2016-06-16 01:41 Frank Reed
6. 2016-06-16 03:07 David C
7. 2016-06-16 04:08 John D. Howard
8. 2016-06-16 05:55 Francis Upchurch
9. 2016-06-16 09:07 David Pike
10. 2016-06-16 13:28 Don Seltzer
11. 2016-06-16 18:28 Bill B
12. 2016-06-16 19:59 John D. Howard
13. 2016-06-16 21:02 Bob Goethe
14. 2016-06-17 18:21 Robin Stuart
15. 2016-06-30 19:57 Frank Reed
16. 2016-06-30 23:18 Brad Morris
17. 2016-07-01 03:56 John D. Howard
18. 2016-07-01 05:16 Norm Goldblatt

25 Jun 2016 – 01 Jul 2016 : Patrick O'Brian characters discuss time and longitude

1. 2016-06-25 09:48 Ed Popko
2. 2016-06-25 14:25 Don Seltzer
3. 2016-06-25 18:37 Francis Upchurch
4. 2016-06-25 20:19 Don Seltzer
5. 2016-06-26 15:14 Geoffrey Kolbe
6. 2016-06-26 15:41 Don Seltzer
7. 2016-06-26 17:10 Herbert Prinz
8. 2016-06-26 18:49 Peter Monta
9. 2016-06-26 19:34 Don Seltzer
10. 2016-06-26 23:06 Herbert Prinz
11. 2016-06-27 06:59 Peter Monta
12. 2016-06-27 10:18 David Barrie
13. 2016-06-27 13:36 Bob Goethe
14. 2016-06-27 13:48 Don Seltzer
15. 2016-06-27 18:19 Francis Upchurch
16. 2016-06-27 20:29 Don E. Bray
17. 2016-06-28 00:40 Don Seltzer
18. 2016-06-28 02:30 Don E. Bray
19. 2016-06-28 19:28 Peter Monta
20. 2016-07-01 13:15 Don Seltzer

01 Jul 2016 – 01 Jul 2016 : Mysterious celestial measurement

1. 2016-07-01 13:42 Ed Popko
2. 2016-07-01 14:06 Robert VanderPol II
3. 2016-07-01 14:11 Don Seltzer
4. 2016-07-01 14:16 Robert H. van Gent
5. 2016-07-01 14:34 Greg Rudzinski
6. 2016-07-01 14:50 Luc Van den Borre
7. 2016-07-01 14:55 John D. Howard
8. 2016-07-01 15:03 Luc Van den Borre

03 Jul 2016 – 03 Jul 2016 : AE and FN's plane?

1. 2016-07-03 02:44 Mike Burkes
2. 2016-07-03 04:16 Frank Reed
3. 2016-07-03 05:14 Gary LaPook

01 Jul 2016 – 03 Jul 2016 : Not "zooming in" on GPS display leads to another incident

1. 2016-07-01 07:39 Gary LaPook
2. 2016-07-01 14:59 Noell Wilson
3. 2016-07-01 17:29 Gary LaPook
4. 2016-07-02 01:16 Jackson McDonald
5. 2016-07-03 01:35 Frank Reed
6. 2016-07-03 05:30 Gary LaPook
7. 2016-07-03 06:40 Gary LaPook
8. 2016-07-03 06:43 Gary LaPook

03 Jul 2016 – 03 Jul 2016 : Real Viking Ship Completes North Atlantic Crossing

1. 2016-07-03 10:46 Ed Popko
2. 2016-07-03 15:01 Greg Rudzinski
3. 2016-07-03 16:17 Hewitt Schlereth

04 Jul 2016 – 04 Jul 2016 : Weems - US Naval Inst. May 1927 - Rust's Azimuth Diagram

1. 2016-07-04 17:40 Guus Dekker
2. 2016-07-04 19:11 Gary LaPook

05 Jul 2016 – 05 Jul 2016 : Congratulations USA

1. 2016-07-05 04:54 Francis Upchurch

06 Jul 2016 – 06 Jul 2016 : Re: Clearing the Lunar Distance via Trig Tables

1. 2016-07-06 03:42 Brian Johnson

06 Jul 2016 – 06 Jul 2016 : A positive leap second will be introduced at the end of December 2016

1. 2016-07-06 10:02 Andrés Ruiz

06 Jul 2016 – 06 Jul 2016 : Leap Second Announcement

1. 2016-07-06 10:18 Sean C

04 Jul 2016 – 06 Jul 2016 : Updated Windows lunar distance program v. 4.0.1.0

1. 2016-07-04 04:34 Paul Hirose
2. 2016-07-04 09:31 David C
3. 2016-07-04 12:16 Stan K
4. 2016-07-05 21:38 Paul Hirose
5. 2016-07-06 18:36 Paul Hirose
6. 2016-07-06 22:28 Stan K

06 Jul 2016 – 06 Jul 2016 : Azimuths

1. 2016-07-06 13:12 Grace OFarrrll
2. 2016-07-06 17:17 Noell Wilson
3. 2016-07-06 17:51 Grace OFarrrll
4. 2016-07-06 17:54 Gary LaPook
5. 2016-07-06 18:17 Grace OFarrrll
6. 2016-07-06 23:59 Jackson McDonald

07 Jul 2016 – 07 Jul 2016 : Sextant auction in New Zealand

1. 2016-07-07 13:31 Jackson McDonald

08 Jul 2016 – 08 Jul 2016 : Math versus Maths, was: AstroNav Course

1. 2016-07-08 11:26 Herbert Prinz

05 Jul 2016 – 08 Jul 2016 : AstroNav Course

1. 2016-07-05 13:26 Andrés Ruiz
2. 2016-07-05 15:58 Tom Sult
3. 2016-07-05 19:55 Bob Goethe
4. 2016-07-05 20:32 Bill Lionheart
5. 2016-07-05 21:36 Robert Eno
6. 2016-07-05 23:24 Frank Reed
7. 2016-07-05 23:54 Stan K
8. 2016-07-06 00:38 Richard L. Stinson
9. 2016-07-06 01:05 Frank Reed
10. 2016-07-06 01:22 Tom Sult
11. 2016-07-06 01:43 Hewitt Schlereth
12. 2016-07-06 03:25 Robert Eno
13. 2016-07-06 03:25 Alan S
14. 2016-07-06 03:30 Alan S
15. 2016-07-06 04:58 Rommel John Miller
16. 2016-07-06 06:25 John Brown
17. 2016-07-06 13:20 Paul Saffo
18. 2016-07-06 14:16 Frank Reed
19. 2016-07-06 15:10 Rommel John Miller
20. 2016-07-06 16:10 Stan K
21. 2016-07-06 16:39 Bob Goethe
22. 2016-07-06 16:49 Francis Upchurch
23. 2016-07-06 20:01 David Pike
24. 2016-07-06 20:31 John Almberg
25. 2016-07-06 20:54 Fred Hebard
26. 2016-07-06 22:25 Stan K
27. 2016-07-06 23:20 David C
28. 2016-07-07 02:22 David C
29. 2016-07-07 05:56 Frank Reed
30. 2016-07-07 22:47 Frank Reed
31. 2016-07-07 22:52 Frank Reed
32. 2016-07-08 02:54 John Almberg
33. 2016-07-08 13:07 Guus Dekker
34. 2016-07-08 16:43 Geoffrey Butt

09 Jul 2016 – 09 Jul 2016 : Telescope for Leupold & Stevens Sextant

1. 2016-07-09 23:45 John Shepard

09 Jul 2016 – 10 Jul 2016 : Leap second in December

1. 2016-07-09 21:22 Paul Hirose
2. 2016-07-09 23:17 Herbert Prinz
3. 2016-07-09 23:23 Don Seltzer
4. 2016-07-09 23:40 Don Seltzer
5. 2016-07-09 23:41 Lu Abel
6. 2016-07-10 05:56 Paul Hirose

06 Jul 2016 – 10 Jul 2016 : 3D Analemma

1. 2016-07-06 16:50 Sean C
2. 2016-07-07 17:44 Stephen Wawrzyniec
3. 2016-07-08 08:37 Sean C
4. 2016-07-08 18:07 Stephen Wawrzyniec
5. 2016-07-09 08:30 Bob Crawley
6. 2016-07-10 06:56 Sean C

01 Jul 2016 – 10 Jul 2016 : Ten years managing NavList

1. 2016-07-01 23:32 Frank Reed
2. 2016-07-02 00:13 Jackson McDonald
3. 2016-07-02 01:00 Tom Sult
4. 2016-07-03 00:57 Frank Reed
5. 2016-07-07 17:21 Peter Smith
6. 2016-07-07 23:04 Brad Morris
7. 2016-07-08 03:36 Robert VanderPol II
8. 2016-07-08 04:36 Brad Morris
9. 2016-07-09 06:01 Geoffrey Kolbe
10. 2016-07-09 11:00 Don Seltzer
11. 2016-07-09 17:07 Frank Reed
12. 2016-07-09 17:07 Robert VanderPol II
13. 2016-07-09 19:48 Philip Lange
14. 2016-07-09 20:54 Bill B
15. 2016-07-10 02:56 Fred Hebard
16. 2016-07-10 03:55 Robert VanderPol II
17. 2016-07-10 10:27 David Pike
18. 2016-07-10 23:34 Bruce Cutting

10 Jul 2016 – 11 Jul 2016 : Re: Visual Satellite Navigation

1. 2016-07-10 05:36 Frank Reed
2. 2016-07-10 17:23 Peter Monta
3. 2016-07-11 09:34 David C
4. 2016-07-11 12:21 Dave Walden
5. 2016-07-11 16:25 Lu Abel
6. 2016-07-11 19:45 Brad Morris
7. 2016-07-11 20:03 Tom Sult

11 Jul 2016 – 12 Jul 2016 : The Apollo 11 guidance computer code

1. 2016-07-11 14:07 Andrés Ruiz
2. 2016-07-12 03:28 Frank Reed

28 Jun 2016 – 13 Jul 2016 : AM and PM time sights

1. 2016-06-28 03:27 David C
2. 2016-06-28 07:01 David C
3. 2016-06-28 17:49 Greg Rudzinski
4. 2016-06-28 18:05 John D. Howard
5. 2016-06-29 00:34 Greg Rudzinski
6. 2016-06-29 20:39 David C
7. 2016-07-13 18:02 Greg Rudzinski

10 Jul 2016 – 16 Jul 2016 : Compact H.O. 211 (Ageton-Bayless) question

1. 2016-07-10 16:51 Stan K
2. 2016-07-15 23:42 Paul Hirose
3. 2016-07-16 15:38 Stan K
4. 2016-07-16 16:30 Robert VanderPol II
5. 2016-07-16 22:40 Stan K

17 Jul 2016 – 17 Jul 2016 : Celestial for all

1. 2016-07-17 22:07 Dave Walden
2. 2016-07-17 22:30 Frank Reed

18 Jul 2016 – 18 Jul 2016 : Naval Academy brings back celestial navigation courses

1. 2016-07-18 12:40 Richard B. Langley
2. 2016-07-18 13:28 Frank Reed

10 Jul 2016 – 18 Jul 2016 : Sextant platform for lunars

1. 2016-07-10 05:46 Geoffrey Kolbe
2. 2016-07-10 10:16 David Pike
3. 2016-07-10 16:55 David Pike
4. 2016-07-10 18:31 Robert Eno
5. 2016-07-18 15:02 Luc Desmedt

18 Jul 2016 – 19 Jul 2016 : Loss of accuracy using Sun over Sun with a mercury artificial horizon?

1. 2016-07-18 07:57 David Pike
2. 2016-07-18 11:25 Sean C
3. 2016-07-18 21:31 David C
4. 2016-07-19 01:12 Fred Hebard
5. 2016-07-19 01:20 Bob Goethe
6. 2016-07-19 02:27 David C
7. 2016-07-19 03:26 David C
8. 2016-07-19 06:00 Geoffrey Kolbe
9. 2016-07-19 06:47 Peter Monta

19 Jul 2016 – 19 Jul 2016 : Lost 19th Century Whaling Fleet Found Off Alaska's Arctic Coast

1. 2016-07-19 18:26 Ed Popko

19 Jul 2016 – 20 Jul 2016 : Nautical Almanac

1. 2016-07-19 02:08 Mike Burkes
2. 2016-07-19 03:27 John D. Howard
3. 2016-07-19 03:31 Stan K
4. 2016-07-19 08:26 Robert Pearson
5. 2016-07-19 12:19 Antoine Couëtte
6. 2016-07-19 13:48 German Diaz
7. 2016-07-19 15:38 Mike Burkes
8. 2016-07-19 16:45 Stan K
9. 2016-07-19 17:01 Mike Burkes
10. 2016-07-19 17:07 Stan K
11. 2016-07-20 01:03 Mike Burkes
12. 2016-07-20 01:32 Stan K
13. 2016-07-20 06:41 Andrés Ruiz

16 Jul 2016 – 20 Jul 2016 : Horizontal Sextant Angle Exercise

1. 2016-07-16 22:19 Greg Rudzinski
2. 2016-07-18 13:58 Andrés Ruiz
3. 2016-07-18 17:21 John D. Howard
4. 2016-07-18 18:25 John D. Howard
5. 2016-07-19 20:14 Greg Rudzinski
6. 2016-07-20 09:30 Andrés Ruiz

18 Jul 2016 – 21 Jul 2016 : And even more celestial-in-case-GPS-goes-down silliness

1. 2016-07-18 17:33 Lu Abel
2. 2016-07-18 18:51 Rommel John Miller
3. 2016-07-19 18:43 Lu Abel
4. 2016-07-19 20:21 Rommel John Miller
5. 2016-07-19 20:39 David Pike
6. 2016-07-19 23:44 Tom Sult
7. 2016-07-20 17:25 Mark Coady
8. 2016-07-20 18:43 Ed Popko
9. 2016-07-21 13:21 Randall Morrow
10. 2016-07-21 17:29 Alan S

21 Jul 2016 – 21 Jul 2016 : Daytime Photograph of a Star

1. 2016-07-21 02:29 Bob Goethe
2. 2016-07-21 20:32 Frank Reed

21 Jul 2016 – 21 Jul 2016 : ADMIN: Send good wishes to RJM

1. 2016-07-21 22:50 Frank Reed

19 Jul 2016 – 23 Jul 2016 : 60° Pendulum Astrolabe

1. 2016-07-19 16:38 Phil Sadler
2. 2016-07-20 19:42 Frank Reed
3. 2016-07-20 21:10 Peter Monta
4. 2016-07-21 02:48 Noell Wilson
5. 2016-07-21 05:31 Sean C
6. 2016-07-21 09:18 Paul Hirose
7. 2016-07-21 17:20 Mark Coady
8. 2016-07-21 23:37 G Becker
9. 2016-07-22 05:54 Geoffrey Kolbe
10. 2016-07-22 13:04 Mark Coady
11. 2016-07-23 03:58 Robert VanderPol II

23 Jul 2016 – 23 Jul 2016 : Telescope for a 9 year old?

1. 2016-07-23 03:41 Steve E. Bryant
2. 2016-07-23 08:06 David Pike
3. 2016-07-23 13:03 Tom Sult
4. 2016-07-23 14:25 Steve E. Bryant
5. 2016-07-23 14:32 John D. Howard
6. 2016-07-23 14:58 Don E. Bray
7. 2016-07-23 21:54 Paul Saffo

19 Jul 2016 – 24 Jul 2016 : Re: DSLR Camera CN with 28 mm Lens

1. 2016-07-19 20:44 Greg Rudzinski
2. 2016-07-24 12:18 Antoine Couëtte
3. 2016-07-24 18:55 Greg Rudzinski

24 Jul 2016 – 25 Jul 2016 : Skywatcher Quizz

1. 2016-07-24 12:13 Antoine Couëtte
2. 2016-07-24 22:11 Greg Rudzinski
3. 2016-07-24 23:10 Norm Goldblatt
4. 2016-07-24 23:14 Norm Goldblatt
5. 2016-07-25 03:10 Stan K
6. 2016-07-25 05:17 Antoine Couëtte
7. 2016-07-25 06:26 Frank Reed

24 Jul 2016 – 25 Jul 2016 : Re: Sextant Repairs

1. 2016-07-24 21:35 Mark Miller
2. 2016-07-25 04:09 Ken Gebhart
3. 2016-07-25 05:35 Lu Abel
4. 2016-07-25 14:20 Brad Morris
5. 2016-07-25 15:48 Greg Rudzinski
6. 2016-07-25 17:40 Noell Wilson
7. 2016-07-25 17:44 Noell Wilson

24 Jul 2016 – 25 Jul 2016 : 40+ year ambition achieved

1. 2016-07-24 05:43 David C
2. 2016-07-25 05:16 David C
3. 2016-07-25 23:24 David C

19 Jul 2016 – 26 Jul 2016 : Sextant accuracy and possibility of future improvement

1. 2016-07-19 18:08 Francis Upchurch
2. 2016-07-19 18:39 Brad Morris
3. 2016-07-19 19:12 Frank Reed
4. 2016-07-19 19:32 Robert Eno
5. 2016-07-19 19:55 Lu Abel
6. 2016-07-19 20:22 Don Seltzer
7. 2016-07-19 22:28 Frank Reed
8. 2016-07-20 02:20 Brad Morris
9. 2016-07-20 04:15 Paul Dolkas
10. 2016-07-20 12:26 John D. Howard
11. 2016-07-20 15:15 Don Seltzer
12. 2016-07-20 15:58 Brad Morris
13. 2016-07-20 18:27 Francis Upchurch
14. 2016-07-20 18:52 John D. Howard
15. 2016-07-20 21:18 Bob Goethe
16. 2016-07-20 22:24 Frank Reed
17. 2016-07-21 03:59 Paul Dolkas
18. 2016-07-21 04:28 Paul Dolkas
19. 2016-07-21 05:28 Sean C
20. 2016-07-21 14:00 Philip Lange
21. 2016-07-21 17:27 Robert Eno
22. 2016-07-21 17:27 Lu Abel
23. 2016-07-21 17:57 Philip Lange
24. 2016-07-21 18:03 Lu Abel
25. 2016-07-21 18:26 Lu Abel
26. 2016-07-21 18:52 David Pike
27. 2016-07-21 19:24 Bob Goethe
28. 2016-07-21 20:45 Don Seltzer
29. 2016-07-21 21:14 John D. Howard
30. 2016-07-22 03:48 David C
31. 2016-07-22 05:07 Paul Dolkas
32. 2016-07-23 02:05 Robert VanderPol II
33. 2016-07-23 10:43 Bob Goethe
34. 2016-07-25 04:23 Paul Dolkas
35. 2016-07-25 06:33 Bill Lionheart
36. 2016-07-26 05:58 Gary LaPook

26 Jul 2016 – 26 Jul 2016 : Celestial Navigation Noon Sight Example - Video

1. 2016-07-26 17:59 Graham England
2. 2016-07-26 20:51 Frank Reed
3. 2016-07-26 21:51 Bill B
4. 2016-07-26 23:17 Graham England

26 Jul 2016 – 26 Jul 2016 : 1850s Metal Sextant - Hard to read the scales

1. 2016-07-26 17:21 Graham England
2. 2016-07-26 18:38 Stan K
3. 2016-07-26 18:50 Brad Morris
4. 2016-07-26 19:13 Graham England
5. 2016-07-26 19:59 Henry Halboth
6. 2016-07-26 21:37 David C
7. 2016-07-26 23:22 Graham England

27 Jul 2016 – 27 Jul 2016 : ADMIN: receiving NavList messages via AOL email

1. 2016-07-27 20:00 Frank Reed
2. 2016-07-27 20:28 Stan K

25 Jul 2016 – 28 Jul 2016 : 1984 Bowditch question

1. 2016-07-25 23:41 Stan K
2. 2016-07-25 23:45 Robert VanderPol II
3. 2016-07-26 00:09 Stan K
4. 2016-07-26 00:45 Frank Reed
5. 2016-07-26 00:53 Frank Reed
6. 2016-07-26 02:25 Stan K
7. 2016-07-26 12:38 Mark Coady
8. 2016-07-26 14:07 Robin Stuart
9. 2016-07-26 17:26 Stan K
10. 2016-07-26 17:44 Stan K
11. 2016-07-26 21:54 Mark Coady
12. 2016-07-26 22:32 Frank Reed
13. 2016-07-27 00:04 Gary LaPook
14. 2016-07-27 01:26 Stan K
15. 2016-07-27 17:13 Robin Stuart
16. 2016-07-27 18:43 Stan K
17. 2016-07-27 19:48 Frank Reed
18. 2016-07-27 21:52 Stan K
19. 2016-07-28 02:57 Ron Jones

27 Jul 2016 – 29 Jul 2016 : Setting a course when sailing into the wind.

1. 2016-07-27 15:55 Graham England
2. 2016-07-27 17:29 Greg Rudzinski
3. 2016-07-27 19:24 Hewitt Schlereth
4. 2016-07-27 19:33 Bill B
5. 2016-07-27 19:38 Bill B
6. 2016-07-28 00:51 Bob Goethe
7. 2016-07-28 01:06 Frank Reed
8. 2016-07-28 02:15 Bill B
9. 2016-07-28 02:51 Bill B
10. 2016-07-28 14:30 Graham England
11. 2016-07-28 14:56 Don Seltzer
12. 2016-07-28 15:17 Greg Rudzinski
13. 2016-07-28 16:26 Peter Smith
14. 2016-07-28 17:26 Lu Abel
15. 2016-07-28 19:19 David Pike
16. 2016-07-28 21:12 Don Seltzer
17. 2016-07-29 07:08 David Pike
18. 2016-07-29 11:55 Don Seltzer

29 Jul 2016 – 29 Jul 2016 : CelNav in practice: a contemporary example

1. 2016-07-29 17:01 Peter Hakel

29 Jul 2016 – 29 Jul 2016 : Australia's position recalibrated

1. 2016-07-29 19:12 Bob Goethe

19 Jul 2016 – 29 Jul 2016 : HO 211 with Sadler method

1. 2016-07-19 05:17 Paul Hirose
2. 2016-07-20 04:08 Robert VanderPol II
3. 2016-07-23 04:34 Paul Hirose
4. 2016-07-24 20:33 Antoine Couëtte
5. 2016-07-26 05:17 Robert VanderPol II
6. 2016-07-26 20:05 Paul Hirose
7. 2016-07-26 23:35 Robert VanderPol II
8. 2016-07-27 00:56 Greg Rudzinski
9. 2016-07-27 01:15 Greg Rudzinski
10. 2016-07-27 01:33 Stan K
11. 2016-07-27 02:03 Greg Rudzinski
12. 2016-07-27 03:44 John D. Howard
13. 2016-07-27 03:53 Gary LaPook
14. 2016-07-27 05:17 Stan K
15. 2016-07-27 09:55 Gary LaPook
16. 2016-07-27 11:44 Stan K
17. 2016-07-27 13:43 John D. Howard
18. 2016-07-27 15:01 Greg Rudzinski
19. 2016-07-27 16:39 John D. Howard
20. 2016-07-27 18:04 Hewitt Schlereth
21. 2016-07-27 18:04 Stan K
22. 2016-07-27 18:10 Stan K
23. 2016-07-27 18:35 Gary LaPook
24. 2016-07-27 18:38 Gary LaPook
25. 2016-07-27 19:39 John D. Howard
26. 2016-07-27 20:31 Stan K
27. 2016-07-27 23:16 Hewitt Schlereth
28. 2016-07-29 22:36 David C
29. 2016-07-29 23:03 Frank Reed
30. 2016-07-29 23:17 David C
31. 2016-07-29 23:35 Frank Reed

28 Jul 2016 – 30 Jul 2016 : The mathematics of tacking downwind

1. 2016-07-28 17:37 Bob Goethe
2. 2016-07-29 08:57 Gary LaPook
3. 2016-07-29 14:08 Bob Goethe
4. 2016-07-29 17:09 Hewitt Schlereth
5. 2016-07-29 18:24 Francis Upchurch
6. 2016-07-29 18:32 Bob Goethe
7. 2016-07-29 19:00 Bill B
8. 2016-07-29 23:28 Gary LaPook
9. 2016-07-30 04:34 Stephen N.G. Davies
10. 2016-07-30 06:36 Francis Upchurch
11. 2016-07-30 16:48 Michael Bradley
12. 2016-07-30 19:25 Bill B

11 Jul 2016 – 31 Jul 2016 : Poll: Beetlejuice or Bettlegherz

1. 2016-07-11 23:30 Frank Reed
2. 2016-07-11 23:38 Bill B
3. 2016-07-11 23:53 Bob Goethe
4. 2016-07-11 23:55 Stan K
5. 2016-07-12 01:48 Fred Hebard
6. 2016-07-12 02:30 John D. Howard
7. 2016-07-12 05:56 Francis Upchurch
8. 2016-07-12 07:59 David Pike
9. 2016-07-12 09:27 Sean C
10. 2016-07-12 12:39 Don Seltzer
11. 2016-07-19 22:26 Norm Goldblatt
12. 2016-07-30 23:31 Frank Reed
13. 2016-07-31 09:25 Sean C
14. 2016-07-31 20:00 Frank Reed
15. 2016-07-31 20:13 Frank Reed

01 Aug 2016 – 01 Aug 2016 : Visibility range of clouds

1. 2016-08-01 18:12 Frank Reed

26 Jul 2016 – 02 Aug 2016 : Practice Horizon Bubble

1. 2016-07-26 15:43 Charles McElhill
2. 2016-07-26 18:21 Rommel John Miller
3. 2016-07-26 18:32 Stan K
4. 2016-07-26 18:47 Brad Morris
5. 2016-07-26 22:54 Bill B
6. 2016-07-28 15:36 Charles McElhill
7. 2016-07-28 15:39 Charles McElhill
8. 2016-07-28 15:51 Charles McElhill
9. 2016-07-29 04:39 Brad Morris
10. 2016-07-29 06:01 Brad Morris
11. 2016-07-29 09:28 Gary LaPook
12. 2016-07-29 09:31 Gary LaPook
13. 2016-07-31 00:04 Frank Reed
14. 2016-08-01 00:12 Randall Morrow
15. 2016-08-02 15:26 Charles McElhill
16. 2016-08-02 15:41 Charles McElhill

31 Jul 2016 – 02 Aug 2016 : Working Model MHR1 Sliderule

1. 2016-07-31 15:35 Robin Stuart
2. 2016-07-31 16:41 Gary LaPook
3. 2016-08-01 02:36 Brad Morris
4. 2016-08-01 14:44 Robin Stuart
5. 2016-08-02 03:16 Alan S
6. 2016-08-02 04:50 Brad Morris
7. 2016-08-02 13:24 Robin Stuart
8. 2016-08-02 13:42 Andrew Nikitin
9. 2016-08-02 17:08 Robin Stuart

02 Aug 2016 – 02 Aug 2016 : Fast analysis of backyard lunars

1. 2016-08-02 17:16 Frank Reed

02 Aug 2016 – 03 Aug 2016 : Museo Naval, Madrid

1. 2016-08-02 13:19 Ed Popko
2. 2016-08-02 15:43 Bruce J. Pennino
3. 2016-08-02 16:32 Jackson McDonald
4. 2016-08-02 17:54 Ed Popko
5. 2016-08-02 18:39 Rommel John Miller
6. 2016-08-03 03:33 Gary LaPook
7. 2016-08-03 03:35 Gary LaPook
8. 2016-08-03 08:19 Andrés Ruiz
9. 2016-08-03 22:12 Bruce J. Pennino

31 Jul 2016 – 04 Aug 2016 : What are the impacts created by Vagaries of refraction

1. 2016-07-31 03:00 Mark Coady
2. 2016-08-02 17:01 Frank Reed
3. 2016-08-04 02:47 Mark Coady

02 Aug 2016 – 04 Aug 2016 : Cannot focus sextant telescopes

1. 2016-08-02 03:14 David C
2. 2016-08-02 13:41 Stan K
3. 2016-08-02 17:19 Geoffrey Kolbe
4. 2016-08-02 20:35 Stephen Wawrzyniec
5. 2016-08-02 21:38 Bill Morris
6. 2016-08-02 21:52 David C
7. 2016-08-02 22:42 David C
8. 2016-08-03 02:41 Bill Morris
9. 2016-08-03 02:52 Bill Morris
10. 2016-08-04 04:42 David C

04 Aug 2016 – 04 Aug 2016 : Katherine Johnson

1. 2016-08-04 22:19 Noell Wilson

05 Aug 2016 – 05 Aug 2016 : Re: Windows lunar distance program v. 4.0.2.0

1. 2016-08-05 05:29 Paul Hirose
2. 2016-08-05 13:32 Dave Walden

05 Aug 2016 – 07 Aug 2016 : 1947 Navigation lesson shipboard

1. 2016-08-05 20:36 Don Seltzer
2. 2016-08-05 23:36 Henry Halboth
3. 2016-08-06 10:14 Ed Popko
4. 2016-08-07 06:20 Geoffrey Kolbe
5. 2016-08-07 11:40 Ed Popko
6. 2016-08-07 20:25 Frank Reed

29 Jul 2016 – 07 Aug 2016 : Daytime Photographs of Aldebaran and Sirius

1. 2016-07-29 18:48 Bob Goethe
2. 2016-07-31 00:00 Frank Reed
3. 2016-07-31 01:47 Bob Goethe
4. 2016-07-31 19:42 Frank Reed
5. 2016-07-31 21:55 Frank Reed
6. 2016-08-01 16:42 Bob Goethe
7. 2016-08-07 22:29 Peter Monta

07 Aug 2016 – 08 Aug 2016 : Cloudy Weather Johnson - Web Site

1. 2016-08-07 04:51 David C
2. 2016-08-08 02:18 Henry Halboth

02 Aug 2016 – 08 Aug 2016 : Were Short methods really Short?

1. 2016-08-02 23:22 David C
2. 2016-08-03 04:14 Gary LaPook
3. 2016-08-03 16:43 John D. Howard
4. 2016-08-03 17:46 Mark Coady
5. 2016-08-03 21:22 Greg Rudzinski
6. 2016-08-04 01:27 Greg Rudzinski
7. 2016-08-04 02:41 David C
8. 2016-08-04 03:15 David C
9. 2016-08-04 04:06 Brad Morris
10. 2016-08-04 04:51 Greg Rudzinski
11. 2016-08-04 07:09 Gary LaPook
12. 2016-08-04 07:43 Gary LaPook
13. 2016-08-04 12:34 Greg Rudzinski
14. 2016-08-04 13:34 Stan K
15. 2016-08-05 00:19 David C
16. 2016-08-05 01:27 Stan K
17. 2016-08-05 23:24 David C
18. 2016-08-06 02:12 David C
19. 2016-08-06 03:20 Greg Rudzinski
20. 2016-08-06 03:56 Gary LaPook
21. 2016-08-06 04:06 Greg Rudzinski
22. 2016-08-07 23:12 Stan K
23. 2016-08-08 00:03 Stan K
24. 2016-08-08 14:40 Stan K

04 Aug 2016 – 09 Aug 2016 : Capella - Betelgeuse - Canopus

1. 2016-08-04 10:15 Antoine Couëtte
2. 2016-08-06 12:55 Paul Bedel
3. 2016-08-07 06:46 Antoine Couëtte
4. 2016-08-07 19:23 Greg Rudzinski
5. 2016-08-07 21:32 Antoine Couëtte
6. 2016-08-08 06:05 Paul Hirose
7. 2016-08-09 00:05 Antoine Couëtte
8. 2016-08-09 17:32 Greg Rudzinski

10 Aug 2016 – 10 Aug 2016 : New book on GPS

1. 2016-08-10 09:07 David Barrie

10 Aug 2016 – 11 Aug 2016 : Sextant Information

1. 2016-08-10 11:31 Marlene Timm
2. 2016-08-10 17:29 Frank Reed
3. 2016-08-10 19:17 Dave Walden
4. 2016-08-11 12:06 Jean-Philippe Planas

10 Aug 2016 – 11 Aug 2016 : Navy wig wag

1. 2016-08-10 01:30 Dave Walden
2. 2016-08-10 01:34 Dave Walden
3. 2016-08-10 04:25 David C
4. 2016-08-10 05:59 Lu Abel
5. 2016-08-10 07:08 Gary LaPook
6. 2016-08-11 21:45 Gary LaPook

04 Aug 2016 – 11 Aug 2016 : Comments on Bygrave/MHR1 calculations

1. 2016-08-04 19:55 Robin Stuart
2. 2016-08-05 07:43 Gary LaPook
3. 2016-08-05 07:46 Gary LaPook
4. 2016-08-06 13:30 Robin Stuart
5. 2016-08-08 08:44 Gary LaPook
6. 2016-08-08 13:45 Robin Stuart
7. 2016-08-08 15:45 Robin Stuart
8. 2016-08-08 18:48 Gary LaPook
9. 2016-08-08 18:51 Gary LaPook
10. 2016-08-11 15:40 Robin Stuart
11. 2016-08-11 21:58 Gary LaPook

11 Aug 2016 – 13 Aug 2016 : More bluster for the Year of Stupid

1. 2016-08-11 22:14 Frank Reed
2. 2016-08-11 22:28 Stephen Wawrzyniec
3. 2016-08-12 00:33 Gary LaPook
4. 2016-08-12 00:39 Gary LaPook
5. 2016-08-12 07:18 David Pike
6. 2016-08-12 12:29 Ed Popko
7. 2016-08-12 16:54 Gary LaPook
8. 2016-08-12 18:17 John D. Howard
9. 2016-08-13 02:17 Mark Coady

13 Aug 2016 – 13 Aug 2016 : DR Errors and usable LOPs

1. 2016-08-13 15:56 Bob Goethe

12 Aug 2016 – 13 Aug 2016 : Classic Ageton two page table

1. 2016-08-12 23:45 David C
2. 2016-08-13 18:00 Greg Rudzinski

14 Aug 2016 – 14 Aug 2016 : That's really nice

1. 2016-08-14 02:33 Joe Lynch

16 Aug 2016 – 16 Aug 2016 : My SpyCast interview about GPS

1. 2016-08-16 15:16 Richard Easton

13 Aug 2016 – 16 Aug 2016 : WGS 84 and BVI Charts

1. 2016-08-13 15:43 Bob Goethe
2. 2016-08-13 21:53 Bob Goethe
3. 2016-08-13 23:20 Gary LaPook
4. 2016-08-16 06:20 Frank Reed
5. 2016-08-16 07:56 Gary LaPook
6. 2016-08-16 13:39 Frank Reed
7. 2016-08-16 17:14 Gary LaPook
8. 2016-08-16 18:11 Bob Goethe

16 Aug 2016 – 16 Aug 2016 : Reconditioned Bausch and Lomb A8-A Bubble Sextant F. S.

1. 2016-08-16 20:27 Robert Swartz

16 Aug 2016 – 17 Aug 2016 : Latitude by midnight sun

1. 2016-08-16 14:49 Bob Miorelli
2. 2016-08-16 15:27 Brad Morris
3. 2016-08-16 18:23 David Pike
4. 2016-08-16 19:03 Don Seltzer
5. 2016-08-17 13:08 Herbert Prinz
6. 2016-08-17 15:22 Frank Reed

17 Aug 2016 – 17 Aug 2016 : Repair of Bubble Horizon

1. 2016-08-17 18:00 Peter Thorner

18 Aug 2016 – 18 Aug 2016 : Pelorus Use

1. 2016-08-18 14:34 Marty Lyons

15 Aug 2016 – 18 Aug 2016 : Graphic tables

1. 2016-08-15 12:50 Andrew Nikitin
2. 2016-08-15 22:37 Michael Bradley
3. 2016-08-16 20:41 Greg Rudzinski
4. 2016-08-17 20:05 Michael Bradley
5. 2016-08-18 00:09 Greg Rudzinski
6. 2016-08-18 20:16 Greg Rudzinski

20 Aug 2016 – 20 Aug 2016 : Astronomisches rechengerät arg1

1. 2016-08-20 12:42 Billy Kenway

20 Aug 2016 – 20 Aug 2016 : 1802 first edition of The New American Practical Navigator for sale

1. 2016-08-20 13:18 Ed Popko

20 Aug 2016 – 20 Aug 2016 : Compact 0.1' Natural Haversine Table

1. 2016-08-20 20:29 Greg Rudzinski

19 Aug 2016 – 21 Aug 2016 : Grumman AA-5

1. 2016-08-19 17:57 David Pike
2. 2016-08-21 16:44 Gary LaPook

17 Aug 2016 – 23 Aug 2016 : Historical charts and mapping

1. 2016-08-17 19:02 Frank Reed
2. 2016-08-17 19:56 Hewitt Schlereth
3. 2016-08-17 20:22 Don Seltzer
4. 2016-08-17 22:25 Frank Reed
5. 2016-08-17 23:06 Bruce Cutting
6. 2016-08-18 03:39 Mark Coady
7. 2016-08-18 14:38 Robin Stuart
8. 2016-08-18 14:57 Robert Wyatt
9. 2016-08-18 19:00 Frank Reed
10. 2016-08-18 22:47 David C
11. 2016-08-19 01:03 Mark Coady
12. 2016-08-19 03:14 Brad Morris
13. 2016-08-19 09:26 Gary LaPook
14. 2016-08-19 13:48 Bruce J. Pennino
15. 2016-08-19 21:26 John D. Howard
16. 2016-08-20 02:14 David C
17. 2016-08-21 22:02 David Pike
18. 2016-08-22 01:40 Brad Morris
19. 2016-08-23 17:18 Robin Stuart

24 Aug 2016 – 24 Aug 2016 : Davis MK25 - Sticky Index Arm

1. 2016-08-24 14:37 James Hadley

25 Aug 2016 – 25 Aug 2016 : Canopus again

1. 2016-08-25 15:02 Antoine Couëtte

18 Aug 2016 – 25 Aug 2016 : LED conversion Astra IIIB

1. 2016-08-18 10:48 Dale Bletso
2. 2016-08-18 14:26 Marty Lyons
3. 2016-08-18 14:59 Stan K
4. 2016-08-18 16:34 Dale Bletso
5. 2016-08-18 16:39 Dale Bletso
6. 2016-08-18 17:50 Brad Morris
7. 2016-08-18 18:13 Bruce Cutting
8. 2016-08-18 19:56 Stephen Wawrzyniec
9. 2016-08-18 20:39 Bill B
10. 2016-08-19 03:34 Rommel John Miller
11. 2016-08-19 04:35 Paul Dolkas
12. 2016-08-19 06:11 Paul Dolkas
13. 2016-08-19 06:47 Herman Dekker
14. 2016-08-19 17:21 Hewitt Schlereth
15. 2016-08-19 18:43 David Pike
16. 2016-08-25 03:44 Paul Dolkas
17. 2016-08-25 12:28 Herman Dekker
18. 2016-08-25 15:56 John D. Howard

25 Aug 2016 – 25 Aug 2016 : Brent's Double Altitude Method

1. 2016-08-25 04:41 David C
2. 2016-08-25 21:39 David Pike

25 Aug 2016 – 25 Aug 2016 : Venus and Jupiter

1. 2016-08-25 10:10 Antoine Couëtte
2. 2016-08-25 22:23 Sean C

08 Aug 2016 – 26 Aug 2016 : GPS jamming concerns

1. 2016-08-08 19:33 Gary LaPook
2. 2016-08-08 19:48 Rommel John Miller
3. 2016-08-08 20:40 Frank Reed
4. 2016-08-08 20:56 Frank Reed
5. 2016-08-08 22:00 Rommel John Miller
6. 2016-08-09 12:15 Andrew Nikitin
7. 2016-08-09 12:28 Richard B. Langley
8. 2016-08-09 15:35 Ed Popko
9. 2016-08-09 17:07 Brad Morris
10. 2016-08-09 17:26 Mark Coady
11. 2016-08-09 17:56 Gary LaPook
12. 2016-08-09 17:59 Gary LaPook
13. 2016-08-09 18:15 Bob Goethe
14. 2016-08-09 19:48 Lu Abel
15. 2016-08-09 19:50 Frank Reed
16. 2016-08-09 20:04 Alan S
17. 2016-08-09 20:07 Mark Coady
18. 2016-08-09 20:47 Bob Goethe
19. 2016-08-09 21:06 Gary LaPook
20. 2016-08-09 21:39 Lu Abel
21. 2016-08-09 21:57 Lu Abel
22. 2016-08-09 22:09 Rommel John Miller
23. 2016-08-09 22:51 Andrew Nikitin
24. 2016-08-10 01:43 Lu Abel
25. 2016-08-10 02:35 David C
26. 2016-08-10 06:08 Gary LaPook
27. 2016-08-10 07:16 David C
28. 2016-08-10 13:54 Tom Sult
29. 2016-08-10 14:57 Lu Abel
30. 2016-08-10 16:50 Rommel John Miller
31. 2016-08-10 17:15 Mark Coady
32. 2016-08-10 19:04 Bob Goethe
33. 2016-08-10 21:27 Don Seltzer
34. 2016-08-10 21:43 Robert VanderPol II
35. 2016-08-10 21:46 John D. Howard
36. 2016-08-10 22:41 Bob Goethe
37. 2016-08-10 22:41 Frank Reed
38. 2016-08-11 00:25 Tom Sult
39. 2016-08-11 02:05 Mark Coady
40. 2016-08-11 02:14 Lu Abel
41. 2016-08-11 15:43 Bob Goethe
42. 2016-08-11 19:29 Robert Wyatt
43. 2016-08-11 21:51 Bob Goethe
44. 2016-08-11 22:49 Gary LaPook
45. 2016-08-11 23:22 Tom Sult
46. 2016-08-12 10:53 Ed Popko
47. 2016-08-13 16:07 Ian Gifford
48. 2016-08-25 21:36 Gary LaPook
49. 2016-08-26 04:20 Gary LaPook
50. 2016-08-26 06:42 Frank Reed
51. 2016-08-26 15:52 Gary LaPook

10 Aug 2016 – 26 Aug 2016 : Re: William Bligh's navigation and mapping

1. 2016-08-10 21:50 Rommel John Miller
2. 2016-08-10 23:52 Greg Rudzinski
3. 2016-08-11 01:28 Don Seltzer
4. 2016-08-11 11:21 Don Seltzer
5. 2016-08-11 15:16 Greg Rudzinski
6. 2016-08-11 23:29 Brad Morris
7. 2016-08-12 00:17 Rommel John Miller
8. 2016-08-12 02:21 Don Seltzer
9. 2016-08-12 17:51 Henry Halboth
10. 2016-08-13 16:51 Don Seltzer
11. 2016-08-26 19:01 Frank Reed
12. 2016-08-26 19:42 Don Seltzer
13. 2016-08-26 20:49 David Pike
14. 2016-08-26 21:13 Don Seltzer

26 Aug 2016 – 28 Aug 2016 : Finding Latitude at Sea from Two Altitudes of the Sun and a Possibly Incorrect Watch

1. 2016-08-26 19:40 David Pike
2. 2016-08-26 20:20 Frank Reed
3. 2016-08-27 20:10 Robin Stuart
4. 2016-08-27 21:00 David Pike
5. 2016-08-28 09:08 David Pike

28 Aug 2016 – 28 Aug 2016 : Sextant pre-set for taking sun-moon lunars

1. 2016-08-28 00:11 Ed Popko
2. 2016-08-28 02:35 Sean C
3. 2016-08-28 02:44 Sean C
4. 2016-08-28 08:32 Francis Upchurch
5. 2016-08-28 18:05 Frank Reed
6. 2016-08-28 19:41 Ed Popko

27 Aug 2016 – 30 Aug 2016 : A lesson in a photo

1. 2016-08-27 21:01 Frank Reed
2. 2016-08-28 11:19 David Pike
3. 2016-08-28 14:12 David Fleming
4. 2016-08-28 17:43 Frank Reed
5. 2016-08-28 20:15 David Pike
6. 2016-08-30 02:10 Frank Reed
7. 2016-08-30 08:30 David Pike
8. 2016-08-30 10:28 David Pike

28 Aug 2016 – 30 Aug 2016 : Re: Kollsman periscopic sextant mount AFNOA has 5 models of D-1

1. 2016-08-28 11:54 James Bradley
2. 2016-08-28 19:32 David Pike
3. 2016-08-30 17:40 Gary LaPook

30 Aug 2016 – 30 Aug 2016 : Old Rare Sextant

1. 2016-08-30 19:09 William Cool Kaercher

30 Aug 2016 – 30 Aug 2016 : Can't remember book title or author

1. 2016-08-30 22:34 Alan S

30 Aug 2016 – 31 Aug 2016 : Summer reading

1. 2016-08-30 15:01 Jackson McDonald
2. 2016-08-30 15:39 Jackson McDonald
3. 2016-08-30 18:01 Bob Goethe
4. 2016-08-30 18:20 Alan S
5. 2016-08-30 18:41 Jackson McDonald
6. 2016-08-30 21:54 Greg Rudzinski
7. 2016-08-31 16:10 Jackson McDonald
8. 2016-08-31 16:42 Hewitt Schlereth
9. 2016-08-31 16:59 Bob Goethe

30 Aug 2016 – 31 Aug 2016 : Summer Viewing

1. 2016-08-30 20:46 Greg Rudzinski
2. 2016-08-30 21:15 Jackson McDonald
3. 2016-08-31 12:23 Dave Walden
4. 2016-08-31 21:28 Frank Reed

01 Sep 2016 – 01 Sep 2016 : Emergency navigation: a Cruiserfix tool.

1. 2016-09-01 09:51 Tony Oz
2. 2016-09-01 11:16 Bill Lionheart
3. 2016-09-01 12:10 Francis Upchurch
4. 2016-09-01 13:18 Tony Oz
5. 2016-09-01 16:16 Frank Reed

23 Aug 2016 – 01 Sep 2016 : Mars Saturn and Antares

1. 2016-08-23 06:52 Bill B
2. 2016-08-23 16:12 Antoine Couëtte
3. 2016-08-24 22:57 Greg Rudzinski
4. 2016-08-28 11:11 Antoine Couëtte
5. 2016-08-29 19:36 Bill B
6. 2016-08-30 04:05 Antoine Couëtte
7. 2016-09-01 01:39 Greg Rudzinski
8. 2016-09-01 16:30 Norm Goldblatt

01 Sep 2016 – 01 Sep 2016 : Re: Planisphere pour les Distances Lunaires

1. 2016-09-01 22:38 Tony Oz

01 Sep 2016 – 02 Sep 2016 : Emergency navigation: a Nocturnal as the Local Siderial Time source.

1. 2016-09-01 16:42 Tony Oz
2. 2016-09-01 17:24 Frank Reed
3. 2016-09-02 08:09 Francis Upchurch
4. 2016-09-02 08:48 Tony Oz

28 Aug 2016 – 02 Sep 2016 : Current Ocean Navigator Magazine

1. 2016-08-28 05:50 Gary LaPook
2. 2016-09-02 06:09 Andrés Ruiz
3. 2016-09-02 10:52 Greg Rudzinski

30 Aug 2016 – 02 Sep 2016 : Lunars: how to use the prop.log tables?

1. 2016-08-30 11:09 Tony Oz
2. 2016-08-30 15:36 Tony Oz
3. 2016-08-30 18:13 Ed Popko
4. 2016-08-30 18:25 Tony Oz
5. 2016-08-30 22:05 Ed Popko
6. 2016-08-30 23:40 Tony Oz
7. 2016-08-31 00:15 Ed Popko
8. 2016-08-31 16:05 Tony Oz
9. 2016-08-31 17:40 Frank Reed
10. 2016-08-31 19:15 Tony Oz
11. 2016-08-31 19:21 Tony Oz
12. 2016-09-01 05:27 Francis Upchurch
13. 2016-09-01 14:29 Robin Stuart
14. 2016-09-01 16:23 Tony Oz
15. 2016-09-01 17:20 Robin Stuart
16. 2016-09-01 18:03 Frank Reed
17. 2016-09-01 18:26 Tony Oz
18. 2016-09-01 18:39 Robin Stuart
19. 2016-09-01 18:42 Frank Reed
20. 2016-09-01 19:48 Robin Stuart
21. 2016-09-01 20:54 Tony Oz
22. 2016-09-01 22:48 David Pike
23. 2016-09-01 23:01 David Pike
24. 2016-09-02 07:44 David Pike
25. 2016-09-02 08:52 Tony Oz
26. 2016-09-02 10:18 Andrés Ruiz
27. 2016-09-02 14:41 Robin Stuart
28. 2016-09-02 17:07 Tony Oz
29. 2016-09-02 20:07 David Pike

02 Sep 2016 – 03 Sep 2016 : Fifty years since Chichester set sail - Sailfeed

1. 2016-09-02 23:34 Jackson McDonald
2. 2016-09-03 14:46 Sam Lyness

03 Sep 2016 – 04 Sep 2016 : Is there a way to produce Sight reduction tables for air navigation

1. 2016-09-03 19:04 Amit Yaffe
2. 2016-09-03 19:28 Gary LaPook
3. 2016-09-03 19:32 Frank Reed
4. 2016-09-04 04:56 Gary LaPook
5. 2016-09-04 12:39 Dave Walden
6. 2016-09-04 14:46 Bruce J. Pennino
7. 2016-09-04 18:06 Gary LaPook

28 Aug 2016 – 04 Sep 2016 : Re: Hughes Tables.

1. 2016-08-28 15:20 Ducruy Jacques
2. 2016-08-29 12:48 Paul Bedel
3. 2016-08-29 13:23 Antoine Couëtte
4. 2016-08-29 16:20 Ducruy Jacques
5. 2016-08-30 22:47 Alan S
6. 2016-09-02 19:12 Paul Bedel
7. 2016-09-03 08:06 Gary LaPook
8. 2016-09-03 23:16 Alan S
9. 2016-09-04 00:26 Frank Reed
10. 2016-09-04 19:03 Paul Bedel

05 Sep 2016 – 05 Sep 2016 : Weems and Plath Celestial slide rule instructions.

1. 2016-09-05 08:10 Francis Upchurch
2. 2016-09-05 09:50 Ed Popko

08 Sep 2016 – 08 Sep 2016 : Dip and the refractive invariant

1. 2016-09-08 06:13 Paul Hirose

08 Sep 2016 – 08 Sep 2016 : Pocket haversine

1. 2016-09-08 18:19 Andrew Nikitin
2. 2016-09-08 21:10 Greg Rudzinski

07 Sep 2016 – 10 Sep 2016 : Lose the war if it's cloudy

1. 2016-09-07 19:24 Frank Reed
2. 2016-09-07 21:01 Bob Goethe
3. 2016-09-07 22:01 Gary LaPook
4. 2016-09-08 17:22 Lu Abel
5. 2016-09-08 18:08 Bob Goethe
6. 2016-09-09 21:47 David Pike
7. 2016-09-10 11:09 Gary LaPook

07 Sep 2016 – 11 Sep 2016 : Sky Map Screensaver

1. 2016-09-07 01:34 Sean C
2. 2016-09-11 05:38 Herman Dekker

03 Sep 2016 – 11 Sep 2016 : Re: Puzzled by Douglas Protractor Instructions

1. 2016-09-03 22:32 Michael Koblic
2. 2016-09-04 05:38 Gary LaPook
3. 2016-09-04 16:08 David Pike
4. 2016-09-04 18:29 Gary LaPook
5. 2016-09-04 19:00 David Pike
6. 2016-09-04 21:58 David Pike
7. 2016-09-04 22:26 David Pike
8. 2016-09-05 09:00 David Pike
9. 2016-09-05 09:27 Herman Dekker
10. 2016-09-05 11:22 David Pike
11. 2016-09-07 09:24 John Brown
12. 2016-09-11 18:56 David Pike

11 Sep 2016 – 11 Sep 2016 : Best ages for taking Moon-Sun lunars

1. 2016-09-11 20:58 Ed Popko
2. 2016-09-11 21:29 Frank Reed

12 Sep 2016 – 12 Sep 2016 : Lunar distance software v. 4.1.1.0

1. 2016-09-12 03:28 Paul Hirose

12 Sep 2016 – 12 Sep 2016 : CNav on an Arleigh-Burke class destroyer

1. 2016-09-12 12:40 Bob Goethe

11 Sep 2016 – 12 Sep 2016 : Lunar contrast

1. 2016-09-11 07:49 Geoffrey Kolbe
2. 2016-09-11 16:43 Frank Reed
3. 2016-09-11 18:46 Geoffrey Kolbe
4. 2016-09-11 19:12 Hewitt Schlereth
5. 2016-09-12 05:57 Geoffrey Kolbe
6. 2016-09-12 14:35 Hewitt Schlereth

11 Sep 2016 – 12 Sep 2016 : Vernier Scale on Box Sextant

1. 2016-09-11 21:04 Greg Rudzinski
2. 2016-09-12 00:21 Noell Wilson
3. 2016-09-12 04:12 Gary LaPook
4. 2016-09-12 05:15 Greg Rudzinski
5. 2016-09-12 08:18 Francis Upchurch
6. 2016-09-12 10:19 Geoffrey Kolbe
7. 2016-09-12 10:28 Brian Walton
8. 2016-09-12 18:01 Greg Rudzinski
9. 2016-09-12 18:08 Greg Rudzinski
10. 2016-09-12 19:48 Francis Upchurch

12 Sep 2016 – 12 Sep 2016 : Canada Finds Second Ship from Doomed Franklin Voyage

1. 2016-09-12 23:40 Ed Popko

13 Sep 2016 – 13 Sep 2016 : Lunars workshop October 23 at Mystic Seaport

1. 2016-09-13 15:43 Frank Reed

13 Sep 2016 – 13 Sep 2016 : Air Almanac 2017

1. 2016-09-13 15:35 John D. Howard
2. 2016-09-13 15:45 Frank Reed

30 Aug 2016 – 13 Sep 2016 : Restored WWII Link A-12 Bubble Sextant F.S.

1. 2016-08-30 13:52 Robert Swartz
2. 2016-09-08 03:25 Paul Dolkas
3. 2016-09-08 21:59 Ken Gebhart
4. 2016-09-09 05:04 Paul Dolkas
5. 2016-09-09 19:44 Ken Gebhart
6. 2016-09-11 20:32 Paul Dolkas
7. 2016-09-12 18:58 Ken Gebhart
8. 2016-09-13 03:58 Paul Dolkas
9. 2016-09-13 16:44 Ken Gebhart

13 Sep 2016 – 13 Sep 2016 : HMS Terror found after 168 years

1. 2016-09-13 19:42 Robert Wyatt

13 Sep 2016 – 13 Sep 2016 : Zenith or zeenith

1. 2016-09-13 15:56 Frank Reed
2. 2016-09-13 17:29 John D. Howard
3. 2016-09-13 17:45 Bob Goethe
4. 2016-09-13 20:51 Hewitt Schlereth

24 Aug 2016 – 13 Sep 2016 : Setting seconds on a digital display

1. 2016-08-24 04:09 Frank Reed
2. 2016-08-24 04:41 Greg Rudzinski
3. 2016-08-24 11:51 Peter Monta
4. 2016-08-24 12:53 Luc Van den Borre
5. 2016-08-24 16:03 Charles M
6. 2016-08-24 16:30 Frank Reed
7. 2016-08-24 17:00 Frank Reed
8. 2016-08-24 18:19 Greg Rudzinski
9. 2016-09-13 21:03 Bill B

13 Sep 2016 – 13 Sep 2016 : Radar in July 1937 or too much MD370 reporting?

1. 2016-09-13 09:03 David Pike
2. 2016-09-13 14:12 Don Seltzer
3. 2016-09-13 18:11 Gary LaPook
4. 2016-09-13 19:18 Brad Morris
5. 2016-09-13 20:36 Gary LaPook
6. 2016-09-13 21:10 Bill B

13 Sep 2016 – 15 Sep 2016 : Cruise ship destroys small boat marina with thrusters.

1. 2016-09-13 19:17 Gary LaPook
2. 2016-09-14 03:51 Alan S
3. 2016-09-15 07:48 Antoine Couëtte

15 Sep 2016 – 16 Sep 2016 : Official star names

1. 2016-09-15 18:59 Frank Reed
2. 2016-09-16 04:46 Ron Jones
3. 2016-09-16 05:52 Peter Monta
4. 2016-09-16 06:34 Frank Reed
5. 2016-09-16 07:10 Norm Goldblatt
6. 2016-09-16 07:11 Herbert Prinz

16 Sep 2016 – 16 Sep 2016 : Photo sextant sights & Apps

1. 2016-09-16 07:22 Andrés Ruiz
2. 2016-09-16 12:36 Don Seltzer

16 Sep 2016 – 16 Sep 2016 : Sextant of the future?

1. 2016-09-16 14:01 Andrés Ruiz
2. 2016-09-16 14:55 Greg Rudzinski
3. 2016-09-16 17:02 Francis Upchurch
4. 2016-09-16 17:14 Francis Upchurch
5. 2016-09-16 18:47 Ed Popko
6. 2016-09-16 18:56 Brad Morris

16 Sep 2016 – 16 Sep 2016 : Reset Clock with Known Location

1. 2016-09-16 20:02 Bruce J. Pennino

15 Sep 2016 – 16 Sep 2016 : Anacapa Island Sun Line

1. 2016-09-15 20:53 Greg Rudzinski
2. 2016-09-15 22:22 David Smith
3. 2016-09-15 22:36 Frank Reed
4. 2016-09-16 00:20 Greg Rudzinski
5. 2016-09-16 03:15 Greg Rudzinski
6. 2016-09-16 19:57 Bill B
7. 2016-09-16 21:10 Greg Rudzinski
8. 2016-09-16 21:20 Greg Rudzinski

16 Sep 2016 – 16 Sep 2016 : A-12 sextant smell

1. 2016-09-16 15:34 Herman Dekker
2. 2016-09-16 23:00 David Pike

17 Sep 2016 – 17 Sep 2016 : A new way to record and time observations

1. 2016-09-17 05:38 Gary LaPook
2. 2016-09-17 05:41 Gary LaPook
3. 2016-09-17 05:58 Gary LaPook
4. 2016-09-17 07:17 Herman Dekker
5. 2016-09-17 16:07 Gary LaPook
6. 2016-09-17 22:18 Frank Reed
7. 2016-09-17 22:34 Herman Dekker

18 Sep 2016 – 18 Sep 2016 : Grip and Timex Mod to C&P

1. 2016-09-18 03:25 Greg Rudzinski
2. 2016-09-18 06:17 Greg Rudzinski

18 Sep 2016 – 18 Sep 2016 : Latitude and longitude from a single twilight polarum reading of Alkaid and sextant Alt of Polaris

1. 2016-09-18 06:44 Francis Upchurch

18 Sep 2016 – 18 Sep 2016 : Sextant to go to Mars

1. 2016-09-18 07:21 Gary LaPook
2. 2016-09-18 07:24 Gary LaPook

14 Sep 2016 – 18 Sep 2016 : Difficult lunars from 1855

1. 2016-09-14 02:40 Paul Hirose
2. 2016-09-18 19:16 Antoine Couëtte
3. 2016-09-18 20:52 Antoine Couëtte

18 Sep 2016 – 18 Sep 2016 : Tracking for all

1. 2016-09-18 22:12 David Pike

19 Sep 2016 – 19 Sep 2016 : Navigation Spreadsheets in 2017

1. 2016-09-19 00:07 Peter Hakel

14 Sep 2016 – 19 Sep 2016 : Re: Abhav sightreduction?

1. 2016-09-14 23:36 Axcel B.
2. 2016-09-15 01:54 Dave Walden
3. 2016-09-15 15:43 Axcel B.
4. 2016-09-16 03:58 Dave Walden
5. 2016-09-16 18:53 Axcel B.
6. 2016-09-19 00:58 Stan K
7. 2016-09-19 03:03 Stan K
8. 2016-09-19 03:39 Frank Reed

19 Sep 2016 – 19 Sep 2016 : Celestial navigation planetarium program in Windham, Connecticut

1. 2016-09-19 17:37 Frank Reed

21 Sep 2016 – 21 Sep 2016 : Windows lunar distance program release 4.2.0.0

1. 2016-09-21 05:26 Paul Hirose

19 Sep 2016 – 21 Sep 2016 : A wrist-watch with Nautical Almanac data?

1. 2016-09-19 15:23 Tony Oz
2. 2016-09-19 15:41 Tom Sult
3. 2016-09-19 16:11 Frank Reed
4. 2016-09-19 16:16 Tony Oz
5. 2016-09-19 17:11 Frank Reed
6. 2016-09-19 17:37 Tom Sult
7. 2016-09-19 17:38 Tom Sult
8. 2016-09-20 13:42 Tony Oz
9. 2016-09-20 14:21 Andrew Nikitin
10. 2016-09-20 15:33 Sean C
11. 2016-09-20 17:32 Tony Oz
12. 2016-09-20 17:49 Greg Rudzinski
13. 2016-09-21 08:59 Tony Oz

21 Sep 2016 – 21 Sep 2016 : DIY "Bris mini-sextant": what angles to aim for (and other suggestions)?

1. 2016-09-21 09:24 Tony Oz
2. 2016-09-21 12:47 Marty Lyons
3. 2016-09-21 14:18 Tony Oz
4. 2016-09-21 14:23 Greg Rudzinski
5. 2016-09-21 20:12 Greg Rudzinski

21 Sep 2016 – 23 Sep 2016 : Sun near zenith sight

1. 2016-09-21 23:58 Frank Reed
2. 2016-09-22 02:04 Greg Rudzinski
3. 2016-09-22 02:19 Stan K
4. 2016-09-22 03:18 Bob Miorelli
5. 2016-09-22 03:37 Peter Hakel
6. 2016-09-22 03:56 Frank Reed
7. 2016-09-22 09:17 Francis Upchurch
8. 2016-09-22 16:22 Hewitt Schlereth
9. 2016-09-22 16:35 Francis Upchurch
10. 2016-09-22 16:57 Stan K
11. 2016-09-22 18:41 Peter Hakel
12. 2016-09-22 19:55 Francis Upchurch
13. 2016-09-22 20:28 Greg Rudzinski
14. 2016-09-22 20:59 David Pike
15. 2016-09-22 21:44 David Pike
16. 2016-09-22 22:20 Stan K
17. 2016-09-22 22:47 David Pike
18. 2016-09-22 23:42 Bob Miorelli
19. 2016-09-23 01:08 Stan K
20. 2016-09-23 01:08 Stan K
21. 2016-09-23 06:58 Antoine Couëtte

23 Sep 2016 – 23 Sep 2016 : Re: Sun near zenith sight (corrected)

1. 2016-09-23 07:57 Antoine Couëtte

20 Sep 2016 – 23 Sep 2016 : Abhav vs S-Tables

1. 2016-09-20 16:41 Axcel B.
2. 2016-09-20 18:04 Greg Rudzinski
3. 2016-09-20 23:41 Robert VanderPol II
4. 2016-09-20 23:46 Robert VanderPol II
5. 2016-09-21 02:28 Paul Hirose
6. 2016-09-21 03:27 Robert VanderPol II
7. 2016-09-21 14:50 Stan K
8. 2016-09-21 18:52 Axcel B.
9. 2016-09-21 20:09 Robert VanderPol II
10. 2016-09-21 20:37 Paul Hirose
11. 2016-09-21 22:04 Robert VanderPol II
12. 2016-09-22 14:59 Axcel B.
13. 2016-09-23 04:44 Robert VanderPol II
14. 2016-09-23 20:01 Axcel B.

23 Sep 2016 – 24 Sep 2016 : Searching for the "article of George Huxtable on logarithmic computations"

1. 2016-09-23 11:45 Tony Oz
2. 2016-09-23 12:32 Luc Van den Borre
3. 2016-09-23 14:56 Captain Stephen Sprehn
4. 2016-09-23 18:59 Tony Oz
5. 2016-09-23 19:34 David Pike
6. 2016-09-24 07:35 Gary LaPook
7. 2016-09-24 07:38 Antoine Couëtte
8. 2016-09-24 12:47 Dave Walden

06 Sep 2016 – 24 Sep 2016 : Casio FX-300ES vs FX-300ES Plus: which one to prefer?

1. 2016-09-06 08:52 Tony Oz
2. 2016-09-06 12:06 Dave Walden
3. 2016-09-06 19:13 Frank Reed
4. 2016-09-06 19:24 Hewitt Schlereth
5. 2016-09-06 19:45 Tony Oz
6. 2016-09-06 20:49 John Carbone
7. 2016-09-07 11:53 Ronald van Riet
8. 2016-09-07 18:06 Greg Rudzinski
9. 2016-09-07 18:51 Frank Reed
10. 2016-09-09 22:19 Alan S
11. 2016-09-23 09:05 Tony Oz
12. 2016-09-23 19:44 Alan S
13. 2016-09-24 08:47 Sean C
14. 2016-09-24 09:14 Sean C
15. 2016-09-24 18:22 Tony Oz
16. 2016-09-24 18:31 Tony Oz

23 Sep 2016 – 26 Sep 2016 : How far away can you see land

1. 2016-09-23 21:23 John D. Howard
2. 2016-09-23 22:25 Greg Rudzinski
3. 2016-09-23 23:01 Tom Sult
4. 2016-09-24 02:11 John D. Howard
5. 2016-09-24 02:26 Alan S
6. 2016-09-24 07:23 Gary LaPook
7. 2016-09-24 14:56 Bruce J. Pennino
8. 2016-09-24 16:01 Bruce J. Pennino
9. 2016-09-25 00:02 John D. Howard
10. 2016-09-25 16:20 Paul Saffo
11. 2016-09-26 02:18 Alan S

23 Sep 2016 – 27 Sep 2016 : Sun even nearer zenith

1. 2016-09-23 23:43 Frank Reed
2. 2016-09-24 01:09 Stan K
3. 2016-09-24 01:49 Frank Reed
4. 2016-09-27 18:49 Rommel John Miller
5. 2016-09-27 19:30 Frank Reed
6. 2016-09-27 19:43 Lu Abel
7. 2016-09-27 20:05 Bill B

27 Sep 2016 – 28 Sep 2016 : Star to star relationships

1. 2016-09-27 01:30 Mark Coady
2. 2016-09-27 01:54 Frank Reed
3. 2016-09-27 04:19 Robert VanderPol II
4. 2016-09-27 06:40 Herbert Prinz
5. 2016-09-27 15:48 Frank Reed
6. 2016-09-27 16:53 Mark Coady
7. 2016-09-27 18:21 Peter Monta
8. 2016-09-27 18:33 Tony Oz
9. 2016-09-27 22:39 Herbert Prinz
10. 2016-09-28 00:27 Frank Reed

27 Sep 2016 – 28 Sep 2016 : SS Warrimoo

1. 2016-09-27 23:09 David Smith
2. 2016-09-28 00:34 Frank Reed
3. 2016-09-28 00:59 Greg Rudzinski
4. 2016-09-28 00:59 David Smith

29 Sep 2016 – 29 Sep 2016 : As Time Goes By

1. 2016-09-29 06:36 Andrés Ruiz

29 Sep 2016 – 29 Sep 2016 : Modern Celestial Navigation this weekend

1. 2016-09-29 17:17 Frank Reed

11 Sep 2016 – 29 Sep 2016 : Modern Lunars

1. 2016-09-11 19:53 Antoine Couëtte
2. 2016-09-11 20:46 Antoine Couëtte
3. 2016-09-18 17:15 Antoine Couëtte
4. 2016-09-19 06:19 Geoffrey Kolbe
5. 2016-09-19 11:20 Antoine Couëtte
6. 2016-09-20 03:35 Mark Coady
7. 2016-09-20 06:12 Paul Hirose
8. 2016-09-20 14:38 Antoine Couëtte
9. 2016-09-20 23:08 Paul Hirose
10. 2016-09-21 00:56 Antoine Couëtte
11. 2016-09-23 23:47 Paul Hirose
12. 2016-09-24 03:53 Paul Hirose
13. 2016-09-24 06:58 Antoine Couëtte
14. 2016-09-25 04:46 Paul Hirose
15. 2016-09-25 10:04 Antoine Couëtte
16. 2016-09-25 23:44 Paul Hirose
17. 2016-09-26 05:07 Antoine Couëtte
18. 2016-09-27 03:34 Paul Hirose
19. 2016-09-27 07:46 Paul Hirose
20. 2016-09-27 08:29 Antoine Couëtte
21. 2016-09-27 20:00 Paul Hirose
22. 2016-09-28 07:30 Antoine Couëtte
23. 2016-09-28 15:42 Paul Hirose
24. 2016-09-28 15:47 Antoine Couëtte
25. 2016-09-29 03:34 Antoine Couëtte
26. 2016-09-29 09:16 Ed Popko
27. 2016-09-29 20:33 Paul Hirose

01 Oct 2016 – 01 Oct 2016 : Janet Taylor

1. 2016-10-01 08:19 Wolfgang Köberer

26 Sep 2016 – 02 Oct 2016 : Speed of Sunset

1. 2016-09-26 21:20 Norm Goldblatt
2. 2016-09-26 21:47 Tom Sult
3. 2016-09-26 23:14 Lu Abel
4. 2016-09-27 03:48 Herbert Prinz
5. 2016-09-27 05:28 Herbert Prinz
6. 2016-09-27 07:23 Norm Goldblatt
7. 2016-09-30 21:10 David Pike
8. 2016-09-30 23:05 Gary LaPook
9. 2016-10-01 12:35 Herbert Prinz
10. 2016-10-01 17:04 Geoffrey Kolbe
11. 2016-10-01 20:25 David Pike
12. 2016-10-01 22:18 David Pike
13. 2016-10-02 03:46 Herbert Prinz
14. 2016-10-02 04:34 Herbert Prinz
15. 2016-10-02 09:01 David Pike
16. 2016-10-02 11:56 David Pike

02 Oct 2016 – 03 Oct 2016 : Re: SNO-M sextant manual

1. 2016-10-02 20:08 Ralph Wolf
2. 2016-10-03 00:04 Bruce Cutting
3. 2016-10-03 00:13 Robert VanderPol II
4. 2016-10-03 01:51 Frank Reed
5. 2016-10-03 06:35 Sean C

03 Oct 2016 – 03 Oct 2016 : Q and Thompson's third correction tables.

1. 2016-10-03 17:12 Mark Coady

04 Oct 2016 – 04 Oct 2016 : Venetian NavList member

1. 2016-10-04 00:55 Jackson McDonald
2. 2016-10-04 01:12 Stan K

03 Oct 2016 – 04 Oct 2016 : Re: Q and Thompson's third correction tables

1. 2016-10-03 19:51 Frank Reed
2. 2016-10-04 05:27 Francis Upchurch

01 Oct 2016 – 04 Oct 2016 : Thompson abbreviated method for lunar clearance

1. 2016-10-01 20:54 Francis Upchurch
2. 2016-10-03 21:01 Frank Reed
3. 2016-10-04 05:31 Francis Upchurch

28 Sep 2016 – 04 Oct 2016 : French Bureau of Longitude in 1885

1. 2016-09-28 19:46 Paul Hirose
2. 2016-09-29 09:56 Antoine Couëtte
3. 2016-09-29 10:21 Stephen N.G. Davies
4. 2016-09-29 18:45 Antoine Couëtte
5. 2016-10-03 21:38 Paul Hirose
6. 2016-10-04 05:38 Antoine Couëtte

03 Oct 2016 – 04 Oct 2016 : Celestial navigation during the Civil War

1. 2016-10-03 15:49 Ed Popko
2. 2016-10-03 20:44 Don Seltzer
3. 2016-10-03 20:54 Ed Popko
4. 2016-10-04 18:49 Frank Reed
5. 2016-10-04 21:21 Ed Popko

04 Oct 2016 – 04 Oct 2016 : Sea of Glory by Philbrick

1. 2016-10-04 21:41 Greg Rudzinski

05 Oct 2016 – 05 Oct 2016 : Corner Cosines: The sign of Dh Moon and Dh Sun

1. 2016-10-05 18:26 Mark Coady
2. 2016-10-05 18:34 Frank Reed

06 Oct 2016 – 06 Oct 2016 : Sunset Fun

1. 2016-10-06 01:31 Doug MacPherson
2. 2016-10-06 13:45 Bruce J. Pennino

07 Oct 2016 – 07 Oct 2016 : US moves towards eLoran?

1. 2016-10-07 20:54 David Pike

08 Oct 2016 – 08 Oct 2016 : Havnetid/hamntid

1. 2016-10-08 17:36 Herbert Prinz
2. 2016-10-08 17:43 Herbert Prinz
3. 2016-10-08 18:02 Frank Reed

08 Oct 2016 – 08 Oct 2016 : Solar eclipse of August 21, 2017

1. 2016-10-08 03:46 Steve E. Bryant
2. 2016-10-08 05:42 Sean C
3. 2016-10-08 13:52 Steve E. Bryant
4. 2016-10-08 18:39 Frank Reed

10 Oct 2016 – 10 Oct 2016 : An "Indiana Jones" moment

1. 2016-10-10 22:32 Gary LaPook
2. 2016-10-10 23:00 David Pike

11 Oct 2016 – 11 Oct 2016 : Eclipse computations with Lunar4

1. 2016-10-11 04:41 Paul Hirose
2. 2016-10-11 18:14 Frank Reed

11 Oct 2016 – 11 Oct 2016 : Obtaining a position fix with an android phone?

1. 2016-10-11 02:30 Fraser Kitchell
2. 2016-10-11 03:27 Stan K
3. 2016-10-11 04:14 Tom Sult
4. 2016-10-11 04:26 Robert VanderPol II
5. 2016-10-11 06:15 Bob Goethe
6. 2016-10-11 06:25 Bill Lionheart
7. 2016-10-11 19:13 Fraser Kitchell
8. 2016-10-11 20:17 Stan K

23 Sep 2016 – 16 Oct 2016 : V-Correction for Sun?

1. 2016-09-23 20:21 Axcel B.
2. 2016-09-23 23:16 Stan K
3. 2016-09-25 16:19 Herbert Prinz
4. 2016-10-13 15:10 Robin Stuart
5. 2016-10-13 18:46 Stan K
6. 2016-10-13 19:10 Robin Stuart
7. 2016-10-13 21:01 Stan K
8. 2016-10-14 15:54 Herbert Prinz
9. 2016-10-14 18:29 Stan K
10. 2016-10-14 22:23 Sean C
11. 2016-10-14 22:53 Stan K
12. 2016-10-15 00:22 Herbert Prinz
13. 2016-10-15 01:42 Sean C
14. 2016-10-15 02:38 Stan K
15. 2016-10-15 03:08 Stan K
16. 2016-10-16 15:00 Robin Stuart
17. 2016-10-16 16:04 Herbert Prinz
18. 2016-10-16 16:43 John D. Howard
19. 2016-10-16 20:23 Stan K

17 Oct 2016 – 17 Oct 2016 : Charles W. Morgan on Dock

1. 2016-10-17 13:30 Bruce J. Pennino

17 Oct 2016 – 18 Oct 2016 : Accuracy of celestial navigation

1. 2016-10-17 05:00 Gary LaPook
2. 2016-10-17 14:08 John D. Howard
3. 2016-10-18 03:43 Alan S

18 Oct 2016 – 18 Oct 2016 : Solar eclipse August 21, 2017

1. 2016-10-18 05:37 Gary LaPook

13 Oct 2016 – 18 Oct 2016 : V-Correction for Sun? Answer from UKHO...

1. 2016-10-13 13:35 Axcel B.
2. 2016-10-13 15:26 John D. Howard
3. 2016-10-13 18:46 Gary LaPook
4. 2016-10-13 23:58 David Pike
5. 2016-10-14 16:51 Herbert Prinz
6. 2016-10-14 19:14 David Pike
7. 2016-10-15 06:43 Gary LaPook
8. 2016-10-15 07:45 David Pike
9. 2016-10-15 14:08 John D. Howard
10. 2016-10-16 04:25 Gary LaPook
11. 2016-10-16 04:48 Gary LaPook
12. 2016-10-16 09:19 Gary LaPook
13. 2016-10-16 09:53 David Pike
14. 2016-10-16 15:25 John D. Howard
15. 2016-10-16 16:09 Herbert Prinz
16. 2016-10-16 20:02 Gary LaPook
17. 2016-10-16 20:08 Gary LaPook
18. 2016-10-16 20:24 David Pike
19. 2016-10-16 23:04 David Pike
20. 2016-10-16 23:13 David Pike
21. 2016-10-17 03:18 John D. Howard
22. 2016-10-18 05:32 David Pike
23. 2016-10-18 07:31 Gary LaPook
24. 2016-10-18 08:20 David Pike
25. 2016-10-18 09:11 Stan K
26. 2016-10-18 19:32 Axcel B.

18 Oct 2016 – 18 Oct 2016 : Aldebaran occultation tonight

1. 2016-10-18 22:21 Paul Hirose

17 Oct 2016 – 19 Oct 2016 : Antikythera mechanism

1. 2016-10-17 14:19 Jackson McDonald
2. 2016-10-17 14:45 Bill Lionheart
3. 2016-10-18 17:14 Francis Upchurch
4. 2016-10-19 02:15 Bill Morris
5. 2016-10-19 06:34 Geoffrey Kolbe

19 Oct 2016 – 19 Oct 2016 : Excellent YouTube CN Short Video

1. 2016-10-19 16:42 Greg Rudzinski

17 Oct 2016 – 19 Oct 2016 : Re: Hav-Doniol Lat/Dec subtractions

1. 2016-10-17 22:48 Michael Bradley
2. 2016-10-18 13:57 Stan K
3. 2016-10-19 16:11 Greg Rudzinski
4. 2016-10-19 21:22 Michael Bradley

20 Oct 2016 – 20 Oct 2016 : Re: V-Correction for Sun? Answer from UKHO...just one more?

1. 2016-10-20 01:25 Mark Coady
2. 2016-10-20 02:00 Frank Reed
3. 2016-10-20 02:07 John D. Howard

17 Oct 2016 – 20 Oct 2016 : DIY planisphere: how to begin with it?

1. 2016-10-17 09:58 Tony Oz
2. 2016-10-17 16:31 Andrew Nikitin
3. 2016-10-17 18:19 Brad Morris
4. 2016-10-17 18:38 Frank Reed
5. 2016-10-17 20:05 Brad Morris
6. 2016-10-18 11:19 Tony Oz
7. 2016-10-18 19:58 Brad Morris
8. 2016-10-18 20:48 Frank Reed
9. 2016-10-19 07:29 Gary LaPook
10. 2016-10-20 12:49 Tony Oz

17 Oct 2016 – 20 Oct 2016 : Disney's celestial navigation movie

1. 2016-10-17 02:35 Frank Reed
2. 2016-10-20 18:45 Jackson McDonald

22 Oct 2016 – 22 Oct 2016 : An interesting web site aboout space navigation

1. 2016-10-22 20:48 Gary LaPook

23 Oct 2016 – 24 Oct 2016 : Poster incorporating the Navigator's log from the Enola Gay for sale

1. 2016-10-23 20:52 David Pike
2. 2016-10-24 00:13 Herman Dekker
3. 2016-10-24 08:11 David Pike

25 Oct 2016 – 25 Oct 2016 : Re: Ebbco Sun Shade Modification

1. 2016-10-25 20:54 Greg Rudzinski

25 Oct 2016 – 26 Oct 2016 : Weems Second Setting Navigation Watch

1. 2016-10-25 22:29 Michael Bechtle
2. 2016-10-26 00:35 Bruce J. Pennino

01 Oct 2016 – 29 Oct 2016 : Great Circle Course via calculator & HO 208

1. 2016-10-01 15:20 Bruce J. Pennino
2. 2016-10-01 16:14 Gary LaPook
3. 2016-10-01 17:50 Peter Hakel
4. 2016-10-01 17:59 Greg Rudzinski
5. 2016-10-01 18:24 Stan K
6. 2016-10-02 02:30 Greg Rudzinski
7. 2016-10-03 09:56 Gary LaPook
8. 2016-10-03 18:29 Herbert Prinz
9. 2016-10-03 23:04 Bill B
10. 2016-10-04 04:51 Gary LaPook
11. 2016-10-04 17:45 David Fleming
12. 2016-10-04 18:08 David Fleming
13. 2016-10-05 02:30 Bill B
14. 2016-10-05 03:12 Bill B
15. 2016-10-05 03:37 David Fleming
16. 2016-10-05 05:33 Bill B
17. 2016-10-05 06:26 Bill B
18. 2016-10-05 06:47 David Fleming
19. 2016-10-05 11:48 Dave Walden
20. 2016-10-05 17:01 Gary LaPook
21. 2016-10-05 17:26 Gary LaPook
22. 2016-10-05 19:27 Frank Reed
23. 2016-10-06 11:01 Tony Oz
24. 2016-10-06 20:05 Frank Reed
25. 2016-10-06 20:55 Bill B
26. 2016-10-06 21:21 Gary LaPook
27. 2016-10-06 21:26 Gary LaPook
28. 2016-10-07 05:31 Antoine Couëtte
29. 2016-10-07 08:12 Luc Van den Borre
30. 2016-10-07 13:58 Peter Hakel
31. 2016-10-08 00:50 Stan K
32. 2016-10-17 22:54 Bruce J. Pennino
33. 2016-10-18 09:50 Stan K
34. 2016-10-27 10:19 Gary LaPook
35. 2016-10-27 10:29 Gary LaPook
36. 2016-10-27 14:58 Francis Upchurch
37. 2016-10-27 20:40 Gary LaPook
38. 2016-10-27 20:42 Gary LaPook
39. 2016-10-28 20:17 Bruce J. Pennino
40. 2016-10-29 04:59 Gary LaPook
41. 2016-10-29 08:43 Francis Upchurch