NavList:
A Community Devoted to the Preservation and Practice of Celestial Navigation and Other Methods of Traditional Wayfinding
Re: Vernier sextant
From: Bill B
Date: 2007 Mar 06, 01:21 -0500
From: Bill B
Date: 2007 Mar 06, 01:21 -0500
Alex wrote: > I don't know whether > the averager will help on a small boat in rough weather. > But being independent of the > natural horizon (which is frequently obscured by the > waves) should be very > useful. Without the averager, the sextant is small and > lightweight. And it seems much more robust than a marine > sextant. I have read much on the list about the restoration of the aircraft sextants. In practical-use terms I know nothing past Ken's input including Dutch roll, and the affect of the Coriolis Force on the bubble when used from an aircraft (in flight). What is the purpose of the averager, and how (mechanically) does it achieve that function? Bill --~--~---------~--~----~------------~-------~--~----~ To post to this group, send email to NavList@fer3.com To , send email to NavList-@fer3.com -~----------~----~----~----~------~----~------~--~---