NavList:

Before we get too smug, let's not forget that the actual distance
covered by one minute of latitude in not the same at all latitudes due
to the oblateness of the earth.

Lu Abel


Chuck Taylor wrote:
> --- Gary LaPook wrote:
>
>
>>If you ever need to figure the conversion factor of
>>meters to a nautical
>>mile you can go back to the basics. There are
>>10,000,000 (ten million)
>>meters between the equator and the north pole and
>>5400 (90 X 60)
>>nautical miles in the same distance. Ten million
>>divided by 5400 equals
>>1852 meters per nautical mile.
>
>
> If I recall correctly, a nautical mile is defined
> officially as 1852 meters (metres, George :-) ). 
> However, 1852 * 5400 = 10,000,800, so the length of
> the meter is not exactly one ten-millionth of the
> distance from pole to equator, as it was intended
> to be.  But it's close.
>
> Chuck Taylor
>  48d N
> 122d W
>
>
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