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Re: Averaging
From: Chuck Taylor
Date: 2004 Oct 20, 20:41 -0700

--- Gary LaPook  wrote:

> Not to be too "nit picky" but it should be a plot of
> a "small circle,"
> not a "great circle."

Oops.  Right you are.  A St. Hilaire line of position
is an approximation to an arc of a circle of position
with radius equal to the observed co-altitude (90 -
observed altitude), and with its center at the
geographic position of the body.

Thanks for pointing that out.

Chuck Taylor
 47d 55' N
122d 11' W

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