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A Community Devoted to the Preservation and Practice of Celestial Navigation and Other Methods of Traditional Wayfinding
Re: Longitude sight, South Pacific, 1864
From: Robin Stuart
Date: 2018 May 8, 13:21 -0700
From: Robin Stuart
Date: 2018 May 8, 13:21 -0700
I assume that this is the log from an American vessel. In the limited number of British logs I have looked at the step of dividing the final logarithm by 2
19.60541
9.80270
is avoided by going straight to log haversine tables as shown in the attachment originally from David C,
Robin Stuart
File:
