EPSG_30731: "+proj=utm +zone=31 +a=6378249.145 +rf=293.465 +towgs84=-267.407,-47.068,446.357,-0.179423,5.577661,-1.27762,1.204866 +units=m +no_defs +type=crs" = '+proj=utm +zone=31 +a=6378249.145 +rf=293.465 +towgs84=-267.407,-47.068,446.357,-0.179423,5.577661,-1.27762,1.204866 +units=m +no_defs +type=crs'
Nord Sahara 1959 / UTM zone 31N
metre
1
38.77,0,18.97,6.01