Inches
Since 1959, the inch has been defined and internationally accepted as being equivalent to 25.4mm (millimetres).
US nmi =
in *
US Nautical Miles
A unit of length used in marine navigation that is equal to a minute of arc of a great circle on a sphere. One international nautical mile is equivalent to 1,852 meters or 1.151 statue miles. Please not that this is different to a UK Nautical mile.
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