Abidjan 1987 / UTM zone 30N 2041 Abidjan 1987 4143 ellipsoidal 6402 Geodetic latitude 9901 Lat north Geodetic longitude 9902 Lon east Abidjan_1987 6143 Greenwich 8901 0 Clarke 1880 (RGS) 7012 6378249.145 293.465 0 -3 0.9996 500000 0 Cartesian 4400 Easting 9906 E east Northing 9907 N north