NavList:
A Community Devoted to the Preservation and Practice of Celestial Navigation and Other Methods of Traditional Wayfinding
Re: Lindy Line
From: Dan Allen
Date: 2002 Dec 4, 19:02 -0800
From: Dan Allen
Date: 2002 Dec 4, 19:02 -0800
On Wednesday, December 4, 2002, at 05:01 PM, George Huxtable wrote: > I have come across this recommendation before, and it puzzles me > somewhat. > Take the middle leg, where Dan would be sailing due West at his > furthest > North latitude, and put an X at its mid-point. Now, if you are going to > travel from Seattle to X, why not do it directly by the shortest path, > on a > great circle between Seattle and X? Similarly, when reaching X why not > then > turn through an angle onto a new great circle between X and Yokohama? > Each > of these two legs must be shorter than its "composite" equivalent which > uses part of the great circle Seattle to Yokohama, and what's more > spends > less time at extreme Northerly latitude. Am I missing something? No, you are not missing anything. I should have noted that the example came from a website somewhere on the net. I did not write it. I am not advocating this method; I'm with you George! Dan