ESRI:102400 - London_Survey_Grid

Attributes

Unit

metre

Scope

Not known.

Remarks

None

Area of use

UK - London

Data Source: EPSG v11.022 2024-11-05

Datum: D_Xrail84

Coordinate System: cartesian

Projection: London_Survey_Grid

Geodetic CRS: GCS_Xrail84

Export

PROJCRS["London_Survey_Grid",
    BASEGEOGCRS["GCS_Xrail84",
        DATUM["D_Xrail84",
            ELLIPSOID["WGS 84",6378137,298.257223563,
                LENGTHUNIT["metre",1]]],
        PRIMEM["Greenwich",0,
            ANGLEUNIT["degree",0.0174532925199433]],
        ID["ESRI",104050]],
    CONVERSION["London_Survey_Grid",
        METHOD["Transverse Mercator",
            ID["EPSG",9807]],
        PARAMETER["Latitude of natural origin",51.1666666666667,
            ANGLEUNIT["degree",0.0174532925199433],
            ID["EPSG",8801]],
        PARAMETER["Longitude of natural origin",-0.158333333333333,
            ANGLEUNIT["degree",0.0174532925199433],
            ID["EPSG",8802]],
        PARAMETER["Scale factor at natural origin",0.9999999,
            SCALEUNIT["unity",1],
            ID["EPSG",8805]],
        PARAMETER["False easting",78250,
            LENGTHUNIT["metre",1],
            ID["EPSG",8806]],
        PARAMETER["False northing",-2800,
            LENGTHUNIT["metre",1],
            ID["EPSG",8807]]],
    CS[Cartesian,2],
        AXIS["(E)",east,
            ORDER[1],
            LENGTHUNIT["metre",1]],
        AXIS["(N)",north,
            ORDER[2],
            LENGTHUNIT["metre",1]],
    USAGE[
        SCOPE["Not known."],
        AREA["UK - London"],
        BBOX[51.2,-0.7,51.8,0.6]],
    ID["ESRI",102400]]
{
  "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
  "type": "ProjectedCRS",
  "name": "London_Survey_Grid",
  "base_crs": {
    "name": "GCS_Xrail84",
    "datum": {
      "type": "GeodeticReferenceFrame",
      "name": "D_Xrail84",
      "ellipsoid": {
        "name": "WGS 84",
        "semi_major_axis": 6378137,
        "inverse_flattening": 298.257223563
      }
    },
    "coordinate_system": {
      "subtype": "ellipsoidal",
      "axis": [
        {
          "name": "Geodetic latitude",
          "abbreviation": "Lat",
          "direction": "north",
          "unit": "degree"
        },
        {
          "name": "Geodetic longitude",
          "abbreviation": "Lon",
          "direction": "east",
          "unit": "degree"
        }
      ]
    },
    "id": {
      "authority": "ESRI",
      "code": 104050
    }
  },
  "conversion": {
    "name": "London_Survey_Grid",
    "method": {
      "name": "Transverse Mercator",
      "id": {
        "authority": "EPSG",
        "code": 9807
      }
    },
    "parameters": [
      {
        "name": "Latitude of natural origin",
        "value": 51.1666666666667,
        "unit": "degree",
        "id": {
          "authority": "EPSG",
          "code": 8801
        }
      },
      {
        "name": "Longitude of natural origin",
        "value": -0.158333333333333,
        "unit": "degree",
        "id": {
          "authority": "EPSG",
          "code": 8802
        }
      },
      {
        "name": "Scale factor at natural origin",
        "value": 0.9999999,
        "unit": "unity",
        "id": {
          "authority": "EPSG",
          "code": 8805
        }
      },
      {
        "name": "False easting",
        "value": 78250,
        "unit": "metre",
        "id": {
          "authority": "EPSG",
          "code": 8806
        }
      },
      {
        "name": "False northing",
        "value": -2800,
        "unit": "metre",
        "id": {
          "authority": "EPSG",
          "code": 8807
        }
      }
    ]
  },
  "coordinate_system": {
    "subtype": "Cartesian",
    "axis": [
      {
        "name": "Easting",
        "abbreviation": "E",
        "direction": "east",
        "unit": "metre"
      },
      {
        "name": "Northing",
        "abbreviation": "N",
        "direction": "north",
        "unit": "metre"
      }
    ]
  },
  "scope": "Not known.",
  "area": "UK - London",
  "bbox": {
    "south_latitude": 51.2,
    "west_longitude": -0.7,
    "north_latitude": 51.8,
    "east_longitude": 0.6
  },
  "id": {
    "authority": "ESRI",
    "code": 102400
  }
}
{'crs_wkt': 'PROJCRS["London_Survey_Grid",BASEGEOGCRS["GCS_Xrail84",DATUM["D_Xrail84",ELLIPSOID["WGS '
            '84",6378137,298.257223563,LENGTHUNIT["metre",1]]],PRIMEM["Greenwich",0,ANGLEUNIT["degree",0.0174532925199433]],ID["ESRI",104050]],CONVERSION["London_Survey_Grid",METHOD["Transverse '
            'Mercator",ID["EPSG",9807]],PARAMETER["Latitude of natural '
            'origin",51.1666666666667,ANGLEUNIT["degree",0.0174532925199433],ID["EPSG",8801]],PARAMETER["Longitude '
            'of natural '
            'origin",-0.158333333333333,ANGLEUNIT["degree",0.0174532925199433],ID["EPSG",8802]],PARAMETER["Scale '
            'factor at natural '
            'origin",0.9999999,SCALEUNIT["unity",1],ID["EPSG",8805]],PARAMETER["False '
            'easting",78250,LENGTHUNIT["metre",1],ID["EPSG",8806]],PARAMETER["False '
            'northing",-2800,LENGTHUNIT["metre",1],ID["EPSG",8807]]],CS[Cartesian,2],AXIS["(E)",east,ORDER[1],LENGTHUNIT["metre",1]],AXIS["(N)",north,ORDER[2],LENGTHUNIT["metre",1]],USAGE[SCOPE["Not '
            'known."],AREA["UK - '
            'London"],BBOX[51.2,-0.7,51.8,0.6]],ID["ESRI",102400]]',
 'false_easting': 78250.0,
 'false_northing': -2800.0,
 'geographic_crs_name': 'GCS_Xrail84',
 'grid_mapping_name': 'transverse_mercator',
 'horizontal_datum_name': 'D_Xrail84',
 'inverse_flattening': 298.257223563,
 'latitude_of_projection_origin': 51.1666666666667,
 'longitude_of_central_meridian': -0.158333333333333,
 'longitude_of_prime_meridian': 0.0,
 'prime_meridian_name': 'Greenwich',
 'projected_crs_name': 'London_Survey_Grid',
 'reference_ellipsoid_name': 'WGS 84',
 'scale_factor_at_central_meridian': 0.9999999,
 'semi_major_axis': 6378137.0,
 'semi_minor_axis': 6356752.314245179}