public static void main(String arg[]) { UtmProjection utm = new UtmProjection(17, true); LatLonPointImpl ll = utm.projToLatLon(577.8000000000001, 2951.8); System.out.printf("%15.12f %15.12f%n",ll.getLatitude(), ll.getLongitude()); assert closeEnough(ll.getLongitude(), -80.21802662821469, 1.0e-8); assert closeEnough(ll.getLatitude(), 26.685132668190793, 1.0e-8); }