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Subject: Re: minus index corr better than plus
From: Dan Hogan (dhhogan@XXX.XXX)
Date: Thu Jul 27 2000 - 20:23:51 EDT
Aubrey:
Sorry, should have said I'd service before further use. There are 5 degree
markings "off" of Zero. If it ever got more than that I'd assume it was
dropped.
On 27 Jul 2000, at 9:32, Aubrey O'Callaghan wrote:
> Dan,
> Why do you talk about getting it serviced ?
> This is an adjustment that the Navigator can make to the sextant. The text
> books say that one should not worry about a few minutes, to try and correct
> this. Correcting out small off/on the arc erros are called "worrying the
> sextant" and eventually end up with the adjusting screws becoming "loose".
> In any case we calulate out the small differences.
[Snip]
Dan Hogan
dhhogan@XXX.XXX
NAV-L Web Page: http://nav.cnchost.com
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