6371 is Earth radius in km. Nautical Miles ACOS sinLat_place_1PI180sinLat_place_2PI180 cosLat_place_1PI180cosLat_place_2PI180. The shortest distance the geodesic between two given points P1 lat1 lon1 and P2 lat2 lon2 on the surface of a sphere with radius R is the great circle distance.
Surface Distance Between Two Points of Latitude and Longitude Point one.
37 57 37203 S. Degrees minutes seconds Latitude in. This routine calculates the distance between two points given the. Latitudes and longitudes may be entered in any of three different formats decimal degrees DDDD degrees and decimal minutes DDMMMM or degrees minutes and decimal seconds DDMMSSSS.