NavList:
A Community Devoted to the Preservation and Practice of Celestial Navigation and Other Methods of Traditional Wayfinding
Re: Frank Worsley's Sextant: the certificate
From: Örjan Sandström
Date: 2014 May 23, 16:10 -0700
From: Örjan Sandström
Date: 2014 May 23, 16:10 -0700
Uhm. 5 seconds of time is closer to 1' then the 20' given in the document, but that is me speaking. as far ad i know the rule of thumb is 4 seconds to 1' so things seem switched around there.
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