Ellipsoid: Clarke 1880 (RGS)
Prime meridian: Greenwich
Data source: EPSG
Information source: Ordnance Survey of Great Britain.
Revision date: 1999-04-22
Scope: Topographic mapping.
Area of use: Anguilla - onshore.
Definition: OGC Well Known Text
DATUM["Anguilla_1957", SPHEROID["Clarke 1880 (RGS)",6378249.145,293.465, AUTHORITY["EPSG","7012"]], AUTHORITY["EPSG","6600"]]
Definition: OGC Well Known Text 2 (2019)
DATUM["Anguilla 1957", ELLIPSOID["Clarke 1880 (RGS)",6378249.145,293.465, LENGTHUNIT["metre",1]], ID["EPSG",6600]]
Definition: ESRI Well Known Text
DATUM["D_Anguilla_1957", SPHEROID["Clarke_1880_RGS",6378249.145,293.465]]
Definition: JSON
{ "$schema": "https://proj.org/schemas/v0.5/projjson.schema.json", "type": "GeodeticReferenceFrame", "name": "Anguilla 1957", "ellipsoid": { "name": "Clarke 1880 (RGS)", "semi_major_axis": 6378249.145, "inverse_flattening": 293.465 }, "scope": "Topographic mapping.", "area": "Anguilla - onshore.", "bbox": { "south_latitude": 18.11, "west_longitude": -63.22, "north_latitude": 18.33, "east_longitude": -62.92 }, "id": { "authority": "EPSG", "code": 6600 } }