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Search took 0.00 seconds. Search: Posts Made By: gjordan
Forum: Navigation 04-06-2014, 20:24
Replies: 95
Views: 28,419
Posted By gjordan
Re: Any Suggestions for a Perfect Sextant ?

I wonder how good cellphone GPS is when aproching the Marquesas , or the Tuamotus???? Just seeing something in front of you doesnt really tell you very much. The ancient government sailing directions...
Forum: Navigation 11-05-2014, 18:38
Replies: 95
Views: 28,419
Posted By gjordan
Re: Any Suggestions for a Perfect Sextant ?

Jammer!, I have had my GPS lie to me, in my airplane. It was a clear day so it didnt do any harm, other than shake my faith in them. I was going out to an airport near the California coast and my...
Forum: Navigation 11-05-2014, 10:53
Replies: 95
Views: 28,419
Posted By gjordan
Re: Any Suggestions for a Perfect Sextant ?

One thing to take note of! the Davis lifeboat sextant will only be of use for sun shots. At least that was my experience. Without a scope, the horizon would disappear before you could pick out a...
Forum: Navigation 30-12-2011, 19:28
Replies: 95
Views: 28,419
Posted By gjordan
Re: Any Suggestions for a Perfect Sextant ?

So much for my idea of overhauling my Davis Mark 3 with their 7 dollar kit. I opened the box today and discovered that the mirrors they sent me are too big. You cant just sand down glass like you can...
Forum: Navigation 10-12-2011, 20:33
Replies: 95
Views: 28,419
Posted By gjordan
Re: Any Suggestions for a Perfect Sextant ?

KAIMUSAILING has a very good point about bearings between landmarks on charts, and there is an addition to that in the Sailing Directions(For whatever area you are in). I am only familiar with...
Forum: Navigation 10-12-2011, 12:28
Replies: 95
Views: 28,419
Posted By gjordan
Re: Any Suggestions for a Perfect Sextant ?

After looking thru some dust covered boxs for my old nav books, I ran across my original Davis MK3 sextant. The mirrors are shot, and the adjusting screws are rusted. Not liking to throw things out...
Forum: Navigation 06-12-2011, 19:44
Replies: 95
Views: 28,419
Posted By gjordan
Re: Any Suggestions for a Perfect Sextant ?

I pulled my 3/4 size Tamaya that I had mentioned in an earlier post out of the box for the first time in 15 years last night and was surprised at how small it looked. I played with it and remembered...
Forum: Navigation 04-12-2011, 21:09
Replies: 95
Views: 28,419
Posted By gjordan
Re: Any Suggestions for a Perfect Sextant ?

I used plastic sextants in the South Pacific with no trouble at all. I sailed on other boats and used very nice proper brass sextants and found them heavy if you had to wait very long to get a good...
Showing results 1 to 8 of 8

 
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