Geographical mile

A unit of length determined by 1 minute of arc along the Earth's equator, equal to 1855 m (6087.15 feet). It is not the same as a nautical mile which is 1 minute of arc along a great circle of the Earth (1852 m, 6076.1 feet).

See Conversion of units

External links:

• see here for a citation of the difference between the nautical and geographical mile