Geographical mile longitude at the equator is thus exactly 60 geographical miles. It was closely related to the nautical mile, which was originally determined as 1 minute of arc along a great circle of the Earth, but is nowadays defined as exactly 1852 metres. The US National Institute of Standards and Technology (NIST) notes that: "The international nautical mile of 1 852 meters (6 076.115 49...feet) was adopted effective July 1, 1954, for use in the United States. The value formerly used in the United States was 6 080.20 feet = 1 nautical (geographical or sea) mile." (6080.2 feet is 1853.24496 meters.)
Navy Ten Nautical Miler throughout the route are also marked off in nautical miles rather than statute miles. Awards will be presented three deep in the following categories: In April 2010, race coordinators were contacted by Navy personnel serving in Farah, Afghanistan interested in running a satellite version of the race there. As such, the race was ran concurrently in both locations, with winners in each category crowned locally in both locations. The two locations were connected via satellite uplink. Navy Ten Nautical Miler The Navy Ten Nautical Miler (Navy 10 nm, 11.5 mi) is a run held at Naval Support Activity Mid-South in