NavList:
A Community Devoted to the Preservation and Practice of Celestial Navigation and Other Methods of Traditional Wayfinding
Re: Averaging
From: Michael Dorl
Date: 2004 Oct 7, 06:58 -0500
From: Michael Dorl
Date: 2004 Oct 7, 06:58 -0500
> >(However, I imagine that this recommendation has to be modified >for a navigator of a strategic bomber flying at 600 knots. >I don't know much about the aerial navigation, but I suppose >it had to be done by cell nav before GPS era, and if you are over an >ocean). As I understand it, there's an added problem in a plane because the plane tends to roll causing the gravity vector to oscillate. Many of the WW2 era aviation sextants have mechanical averaging devices to compensate for this; mine has a 1 minute averager. One minute at 300 miles per hour = 5 miles.