EPSG:4726 - SIGD61

Attributes

Unit

degree

Scope

Cadastre, engineering survey, topographic mapping.

Remarks

None

Area of use

Cayman Islands - Little Cayman and Cayman Brac.

Data Source: EPSG v11.016 2024-08-31

Datum: Sister Islands Geodetic Datum 1961

Coordinate System: ellipsoidal

Projection: Undefined

Geodetic CRS: Undefined

Export

GEOGCRS["SIGD61",
    DATUM["Sister Islands Geodetic Datum 1961",
        ELLIPSOID["Clarke 1866",6378206.4,294.978698213898,
            LENGTHUNIT["metre",1]]],
    PRIMEM["Greenwich",0,
        ANGLEUNIT["degree",0.0174532925199433]],
    CS[ellipsoidal,2],
        AXIS["geodetic latitude (Lat)",north,
            ORDER[1],
            ANGLEUNIT["degree",0.0174532925199433]],
        AXIS["geodetic longitude (Lon)",east,
            ORDER[2],
            ANGLEUNIT["degree",0.0174532925199433]],
    USAGE[
        SCOPE["Cadastre, engineering survey, topographic mapping."],
        AREA["Cayman Islands - Little Cayman and Cayman Brac."],
        BBOX[19.63,-80.14,19.78,-79.69]],
    ID["EPSG",4726]]
{
  "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
  "type": "GeographicCRS",
  "name": "SIGD61",
  "datum": {
    "type": "GeodeticReferenceFrame",
    "name": "Sister Islands Geodetic Datum 1961",
    "ellipsoid": {
      "name": "Clarke 1866",
      "semi_major_axis": 6378206.4,
      "semi_minor_axis": 6356583.8
    }
  },
  "coordinate_system": {
    "subtype": "ellipsoidal",
    "axis": [
      {
        "name": "Geodetic latitude",
        "abbreviation": "Lat",
        "direction": "north",
        "unit": "degree"
      },
      {
        "name": "Geodetic longitude",
        "abbreviation": "Lon",
        "direction": "east",
        "unit": "degree"
      }
    ]
  },
  "scope": "Cadastre, engineering survey, topographic mapping.",
  "area": "Cayman Islands - Little Cayman and Cayman Brac.",
  "bbox": {
    "south_latitude": 19.63,
    "west_longitude": -80.14,
    "north_latitude": 19.78,
    "east_longitude": -79.69
  },
  "id": {
    "authority": "EPSG",
    "code": 4726
  }
}
{'crs_wkt': 'GEOGCRS["SIGD61",DATUM["Sister Islands Geodetic Datum '
            '1961",ELLIPSOID["Clarke '
            '1866",6378206.4,294.978698213898,LENGTHUNIT["metre",1]]],PRIMEM["Greenwich",0,ANGLEUNIT["degree",0.0174532925199433]],CS[ellipsoidal,2],AXIS["geodetic '
            'latitude '
            '(Lat)",north,ORDER[1],ANGLEUNIT["degree",0.0174532925199433]],AXIS["geodetic '
            'longitude '
            '(Lon)",east,ORDER[2],ANGLEUNIT["degree",0.0174532925199433]],USAGE[SCOPE["Cadastre, '
            'engineering survey, topographic mapping."],AREA["Cayman Islands - '
            'Little Cayman and Cayman '
            'Brac."],BBOX[19.63,-80.14,19.78,-79.69]],ID["EPSG",4726]]',
 'geographic_crs_name': 'SIGD61',
 'grid_mapping_name': 'latitude_longitude',
 'horizontal_datum_name': 'Sister Islands Geodetic Datum 1961',
 'inverse_flattening': 294.9786982138982,
 'longitude_of_prime_meridian': 0.0,
 'prime_meridian_name': 'Greenwich',
 'reference_ellipsoid_name': 'Clarke 1866',
 'semi_major_axis': 6378206.4,
 'semi_minor_axis': 6356583.8}