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Knots being phased out?
On Fri, 01 Dec 2006 14:12:52 GMT, keith_nuttle
wrote: Since the nautical mile is defined as one minute of latitude, I doubt it will ever disappear in earth based navigation. The Nautical Mile was originally based on a minute of latitude, but the length of a minute of latitude varies with latitude, so an International Nautical Mile is now defined as 1852 metres exactly, or 6076.11549 US feet, approximately, according to Bowditch. |
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