NavList:
A Community Devoted to the Preservation and Practice of Celestial Navigation and Other Methods of Traditional Wayfinding
Re: Still on LOP's
From: Martin Gardner
Date: 2002 Apr 20, 07:23 -0700
From: Martin Gardner
Date: 2002 Apr 20, 07:23 -0700
Geoffrey wrote.... > George seemed worried about the independence of the measurements of three > LOP's. One measurement is independent of another if one measurement does > not influence the other in any way. Judged by this criteria, there seems > little doubt that measurements of altitudes for LOP's or taking bearings > using a compass are independent. Perhaps George would like to share the > cause of his doubts. I don't know if George has been infected with my doubts, but to repeat mine - it just doesn't seem right that three lines drawn (with error) from the same point (our actual position) should have the same probability distributions as three lines drawn completely at random on the plane. Martin