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A Community Devoted to the Preservation and Practice of Celestial Navigation and Other Methods of Traditional Wayfinding
Re: Old style lunar
From: Fred Hebard
Date: 2004 Dec 9, 17:30 -0500
From: Fred Hebard
Date: 2004 Dec 9, 17:30 -0500
On Dec 9, 2004, at 5:24 PM, Fred Hebard wrote: > I can't imagine that the > distance cleared from those would have been in error by more than 0.1 > or 0.2' of arc, given an accurate sextant. > I should have said, "given an accurate sextant _and_ accurate ephemerides." As Frank Reed pointed out, inaccurate ephemerides also were an important source of error in those days.