EPSG:4138

St. George Island

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Available transformations
to EPSG:4326
EPSG:4326 - WGS 84

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Method: NADCON

Grid Files: stgeorge.las stgeorge.los

Remarks: Parameter files are from St. George Island to NAD83 (1) (code 1457) assuming that NAD83 is equivalent to WGS 84 within the accuracy of the transformation.

Information source: OGP

Revision date: 2020-03-14

Attributes

Unit: degree (supplier to define representation)

Geodetic CRS: St. George Island

Datum: St. George Island

Ellipsoid: Clarke 1866

Prime meridian: Greenwich

Data source: EPSG

Revision date: 2014-05-20

Scope: Geodesy.

Remarks: Note: this CRS includes longitudes which are POSITIVE EAST.

Area of use: United States (USA) - Alaska - Pribilof Islands - St George Island.

Coordinate system: Ellipsoidal 2D CS. Axes: latitude, longitude. Orientations: north, east. UoM: degree

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Center coordinates
-169.63 56.58

WGS84 bounds:
-169.88 56.49
-169.38 56.67

United States (USA) - Alaska - Pribilof Islands - St George Island.
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Definition: OGC Well Known Text 2 (2019)

GEOGCRS["St. George Island",
    DATUM["St. George Island",
        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["Geodesy."],
        AREA["United States (USA) - Alaska - Pribilof Islands - St George Island."],
        BBOX[56.49,-169.88,56.67,-169.38]],
    ID["EPSG",4138]]

Definition: JSON

{
    "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
    "type": "GeographicCRS",
    "name": "St. George Island",
    "datum": {
        "type": "GeodeticReferenceFrame",
        "name": "St. George Island",
        "ellipsoid": {
            "name": "Clarke 1866",
            "semi_major_axis": 6378206.4,
            "inverse_flattening": 294.978698213898
        }
    },
    "coordinate_system": {
        "subtype": "ellipsoidal",
        "axis": [
            {
                "name": "Geodetic latitude",
                "abbreviation": "Lat",
                "direction": "north",
                "unit": "degree"
            },
            {
                "name": "Geodetic longitude",
                "abbreviation": "Lon",
                "direction": "east",
                "unit": "degree"
            }
        ]
    },
    "scope": "Geodesy.",
    "area": "United States (USA) - Alaska - Pribilof Islands - St George Island.",
    "bbox": {
        "south_latitude": 56.49,
        "west_longitude": -169.88,
        "north_latitude": 56.67,
        "east_longitude": -169.38
    },
    "id": {
        "authority": "EPSG",
        "code": 4138
    }
}