EPSG_3318: "+proj=tmerc +lat_0=0 +lon_0=12 +k=0.9999 +x_0=500000 +y_0=10000000 +a=6378249.145 +rf=293.465 +units=m +no_defs +type=crs" = '+proj=tmerc +lat_0=0 +lon_0=12 +k=0.9999 +x_0=500000 +y_0=10000000 +a=6378249.145 +rf=293.465 +units=m +no_defs +type=crs'
IGC 1962 / Congo TM zone 12
metrenull-4.67,12.17,-6.04,13.01