EPSG_2099: "+proj=cass +lat_0=25.3823611111111 +lon_0=50.7613888888889 +x_0=100000 +y_0=100000 +ellps=helmert +units=m +no_defs +type=crs" = '+proj=cass +lat_0=25.3823611111111 +lon_0=50.7613888888889 +x_0=100000 +y_0=100000 +ellps=helmert +units=m +no_defs +type=crs'
Qatar 1948 / Qatar Grid
metrenull26.2,50.69,24.55,51.68