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A Community Devoted to the Preservation and Practice of Celestial Navigation and Other Methods of Traditional Wayfinding
Re: A small puzzle
From: Michael Wescott
Date: 2000 Sep 11, 10:45 AM
From: Michael Wescott
Date: 2000 Sep 11, 10:45 AM
Richard B. Emerson writes:
> Your mission, if you choose to accept it, is to figure out what went
> wrong with the star sight.
I suspect you were off on the time. If you were off by about 10 min
(a single digit error) the sights for Betelgeuse make more sense, not
on, but close:
At 39:04N 74:40W Hc for Betelgeuse is
UTC Alt.
9:29:00 35:01:27
9:30:00 35:12:19
9:31:00 35:23:09
9:32:00 35:33:59
9:33:00 35:44:48
9:34:00 35:55:35
9:35:00 36:06:22
9:36:00 36:17:08
9:37:00 36:27:52
9:38:00 36:38:36
9:39:00 36:49:19
9:40:00 37:00:00
9:41:00 37:10:41
9:42:00 37:21:20
Values obtained by using Xephem.
--
-Mike Wescott
wescott@conterra.com
