EPSG:1173

St. Helena Tritan

Attributes

Ellipsoid: WGS 84

Prime meridian: Greenwich

Data source: EPSG

Information source: St. Helena Government, Environment and Natural Resources Directorate (ENRD).

Revision date: 2020-01-16

Scope: Engineering survey including Airport and Ruperts Wharf construction.

Area of use: St Helena, Ascension and Tristan da Cunha - St Helena Island - onshore.

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Definition: Well Known Text (WKT)

DATUM["St_Helena_Tritan",
    SPHEROID["WGS 84",6378137,298.257223563,
        AUTHORITY["EPSG","7030"]],
    AUTHORITY["EPSG","1173"]]

Definition: ESRI WKT

DATUM["St_Helena_Tritan",SPHEROID["WGS_1984",6378137.0,298.257223563]]

Definition: JSON

{
    "$schema": "https://proj.org/schemas/v0.4/projjson.schema.json",
    "type": "GeodeticReferenceFrame",
    "name": "St. Helena Tritan",
    "ellipsoid": {
        "name": "WGS 84",
        "semi_major_axis": 6378137,
        "inverse_flattening": 298.257223563
    },
    "scope": "Engineering survey including Airport and Ruperts Wharf construction.",
    "area": "St Helena, Ascension and Tristan da Cunha - St Helena Island - onshore.",
    "bbox": {
        "south_latitude": -16.08,
        "west_longitude": -5.85,
        "north_latitude": -15.85,
        "east_longitude": -5.58
    },
    "id": {
        "authority": "EPSG",
        "code": 1173
    }
}

Definition: GeoServer

1173-datum=DATUM["St_Helena_Tritan",SPHEROID["WGS 84",6378137,298.257223563,AUTHORITY["EPSG","7030"]],AUTHORITY["EPSG","1173"]]

Definition: OGC WKT

DATUM["St_Helena_Tritan",SPHEROID["WGS 84",6378137,298.257223563,AUTHORITY["EPSG","7030"]],AUTHORITY["EPSG","1173"]]

Definition: OGC WKT 2 (2019)

DATUM["St. Helena Tritan",ELLIPSOID["WGS 84",6378137,298.257223563,LENGTHUNIT["metre",1]],ID["EPSG",1173]]