EPSG:102400Projected
London Survey Grid
Type
Projected
Unit
—
Area of use
UK - London
proj4 definition
+proj=tmerc +lat_0=51.1666666666667 +lon_0=-0.158333333333333 +k=0.9999999 +x_0=78250 +y_0=-2800 +ellps=WGS84 +units=m +no_defs +type=crs
Well-Known Text (WKT)
PROJCS["London_Survey_Grid",GEOGCS["GCS_Xrail84",DATUM["D_Xrail84",SPHEROID["WGS 84",6378137,298.257223563,AUTHORITY["EPSG","7030"]],AUTHORITY["ESRI","106050"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["ESRI","104050"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",51.1666666666667],PARAMETER["central_meridian",-0.158333333333333],PARAMETER["scale_factor",0.9999999],PARAMETER["false_easting",78250],PARAMETER["false_northing",-2800],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["ESRI","102400"]]