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Sea Kayak Trips Bulletin Board
Re: ...and a case of beer
Posted By: Don Beale In Response To: Re: ...and a case of beer (Pete W. P.)
Date: Saturday, 23 October 1999, at 11:31 a.m.
Pete, I think Chapmans Piloting has all of that info in it. I dont have the book though, and its expensive, $50.00 or so.
> I'd give anything to obtain the elevation tables for measuring distance of
> objects partially covered by the horizon. Apparently they are used in
> concert with a sextant or sedonometer[spelling?]. Essentially, it s
> measuring the known height of an object. Say its 100 feet, but 50' of it
> is below the horizon, with that said , there are tables of some sort to
> calculate a rough estimate then of the distance, Nauticaly people use it
> in navigationon anything from lighthouses to ship masts. Any info here
> would be great.> Again thanks for the responses.
> Pete
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