/** * Calculate geodesic distance (in meters) between two points specified by * latitude/longitude using Vincenty inverse formula for ellipsoids * * from: Vincenty inverse formula - T Vincenty, "Direct and Inverse * Solutions of Geodesics on the Ellipsoid with application of nested * equations", Survey Review, vol XXII no 176, 1975 * http://www.ngs.noaa.gov/PUBS_LIB/inverse.pdf * [...]