EPSG_2557: "+proj=tmerc +lat_0=0 +lon_0=120 +k=1 +x_0=40500000 +y_0=0 +ellps=krass +towgs84=25,-141,-78.5,0,-0.35,-0.736,0 +units=m +no_defs +type=crs" = '+proj=tmerc +lat_0=0 +lon_0=120 +k=1 +x_0=40500000 +y_0=0 +ellps=krass +towgs84=25,-141,-78.5,0,-0.35,-0.736,0 +units=m +no_defs +type=crs'
Pulkovo 1942 / 3-degree Gauss-Kruger zone 40
metre4.573.63,118.5,49.87,121.5