A Community Devoted to the Preservation and Practice of Celestial Navigation and Other Methods of Traditional Wayfinding
From: David C
Date: 2020 May 3, 14:53 -0700
Out of the 368 values on the page shown by David, 16% have an error of one unit in the last decimal, but never larger than that. Approximately equally distributed between U and V.
See the attached comments by L J Comrie in Hughes' Tables for Sea and Air Navigation. (1938).