PROJCRS["GSK-2011 / Gauss-Kruger zone 4",BASEGEOGCRS["GSK-2011",DATUM["Geodezicheskaya Sistema Koordinat 2011",ELLIPSOID["GSK-2011",6378136.5,298.2564151,LENGTHUNIT["metre",1]]],PRIMEM["Greenwich",0,ANGLEUNIT["degree",0.0174532925199433]],ID["EPSG",7683]],CONVERSION["6-degree Gauss-Kruger zone 4",METHOD["Transverse Mercator",ID["EPSG",9807]],PARAMETER["Latitude of natural origin",0,ANGLEUNIT["degree",0.0174532925199433],ID["EPSG",8801]],PARAMETER["Longitude of natural origin",21,ANGLEUNIT["degree",0.0174532925199433],ID["EPSG",8802]],PARAMETER["Scale factor at natural origin",1,SCALEUNIT["unity",1],ID["EPSG",8805]],PARAMETER["False easting",4500000,LENGTHUNIT["metre",1],ID["EPSG",8806]],PARAMETER["False northing",0,LENGTHUNIT["metre",1],ID["EPSG",8807]]],CS[Cartesian,2],AXIS["northing (X)",north,ORDER[1],LENGTHUNIT["metre",1]],AXIS["easting (Y)",east,ORDER[2],LENGTHUNIT["metre",1]],USAGE[SCOPE["Topographic mapping (medium scale)."],AREA["Russian Federation - onshore west of 24°E - Kaliningrad."],BBOX[54.32,19.57,55.32,22.87]],ID["EPSG",20904]]