PROJCRS["GSK-2011 / GSK 3GK zone 61",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 zone 61",METHOD["Transverse Mercator",ID["EPSG",9807]],PARAMETER["Latitude of natural origin",0,ANGLEUNIT["degree",0.0174532925199433],ID["EPSG",8801]],PARAMETER["Longitude of natural origin",-177,ANGLEUNIT["degree",0.0174532925199433],ID["EPSG",8802]],PARAMETER["Scale factor at natural origin",1,SCALEUNIT["unity",1],ID["EPSG",8805]],PARAMETER["False easting",61250000,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 178°30'W and 175°30'W."],BBOX[64.74,-178.5,71.61,-175.5]],ID["EPSG",21261]]