Enter latitude and longitude of two points, select the desired units: nautical miles (nm), statute miles (sm), or kilometers (km) and click Compute. Latitudes and longitudes may be entered in any of three different formats, decimal degrees (DD.DD), degrees and decimal minutes (DD:MM.MM) or degrees, minutes, and decimal seconds (DD:MM:SS.SS).
Important Note: The distance calculator on this page is provided for informational purposes only. The calculations are approximate in nature and may differ a little from the distances as given in the official forecasts and advisories.
adapted from the
Great Circle Calculator
written by Ed Williams
(used with permission)
More information on Great Circle navigation can be found here.
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Page last modified: Monday, 16-May-2005 20:42:33 GMT