PROJCRS["GSK-2011 / GSK 3GK CM 87E",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["GSK 3-degree Gauss-Kruger CM 87E",METHOD["Transverse Mercator",ID["EPSG",9807]],PARAMETER["Latitude of natural origin",0,ANGLEUNIT["degree",0.0174532925199433],ID["EPSG",8801]],PARAMETER["Longitude of natural origin",87,ANGLEUNIT["degree",0.0174532925199433],ID["EPSG",8802]],PARAMETER["Scale factor at natural origin",1,SCALEUNIT["unity",1],ID["EPSG",8805]],PARAMETER["False easting",250000,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["Cadastre, engineering survey, topographic mapping (large scale)."],AREA["Russian Federation - onshore between 85°30'E and 88°30'E."],BBOX[49.07,85.5,77.16,88.5]],ID["EPSG",21329]]