History of longitude instant in time, local solar time at a location varies by one hour for every 15 degrees change of longitude (360 degrees divided by 24 hours), there is a direct relationship between time and longitude. If the navigator knew the time at a fixed reference point when some event occurred at the ship's location, the difference between the reference time and the apparent local time would give the ship's position relative to the fixed location. Finding apparent local time is relatively easy. The problem, ultimately, was how to determine the time at a distant reference point while on a ship.
Navy Ten Nautical Miler 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 Millington, Tennessee. It is unique because it is the only race measured in nautical miles as opposed to statute miles. The Navy Ten Nautical Miler is an event officially sanctioned by USA Track & Field, the national governing body for track and field, long-distance running, and race walking in the United States. The event is coordinated in association with the Memphis Runners Track Club. The Navy Ten Nautical Miler was founded in 2010 to give the