Coordinate conversor Geographic - UTM in javascript
ellipsoid = new Ellipsoid(DatumFactory.SIRGAS);
latitude = new Latitude (AngleValue.dms2dd(10, 10, 52.14396, false));
longitude = new Longitude(AngleValue.dms2dd(48, 20, 16.79136, false));
geoCoord = new GeographicCoordinate(ellipsoid, latitude, longitude);
utmCoord = new UTMCoordinate(ellipsoid, 22, Hemisphere.SOUTH, 791679.526, 8873360.353, 0.0);
var utm = geoCoord.toUTM();
utm.getEast(); //float
utm.getNorth(); //float
utm.getZone(); //integer
var geo = utmCoord.toGeodesic();
geo.getLatitude() //Latitude object
geo.getLongitude() //Longitude object