NavList:
A Community Devoted to the Preservation and Practice of Celestial Navigation and Other Methods of Traditional Wayfinding
Re: Sextant Terms
From: Dan Allen
Date: 2007 Oct 21, 17:31 -0600
From: Dan Allen
Date: 2007 Oct 21, 17:31 -0600
On 21 Oct 2007, at 12:25 PM, Alexandre E Eremenko wrote: > I can confirm this with my own expericnce of measuring > angles of about 130-140 (my sextant has 140d theoretical > capability). Okay. Now you are getting to my second point. IF a sextant: 1) has a frame with an arc of 60 degrees, 2) can measure 120 degrees due to the double reflecting principle, THEN 3) how can it measure 140 degrees? Dan --~--~---------~--~----~------------~-------~--~----~ To post to this group, send email to NavList@fer3.com To , send email to NavList-@fer3.com -~----------~----~----~----~------~----~------~--~---