NavList:
A Community Devoted to the Preservation and Practice of Celestial Navigation and Other Methods of Traditional Wayfinding
Re: Longitude shift on NOAA charts vs. Google Earth
From: G Becker
Date: 2012 Aug 14, 13:07 -0700
From: G Becker
Date: 2012 Aug 14, 13:07 -0700
Gary, et al
It was a data error on my side. The shift is within the typical range of a few hundred feet. I was using a scale on the map which varied from the scale at the bottom of the chart. The nautical mile scale is 9/10th of an inch. I was using an inch.
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