EPSG:6020 DEPRECATED

Not specified (based on Helmert 1906 ellipsoid)

Attributes

Ellipsoid: Helmert 1906

Prime meridian: Greenwich

Data source: EPSG

Information source: OGP

Revision date: 2000-05-03

Scope: Not a valid datum.

Remarks: Included for coordinate reference systems where datum is unknown.

Area of use: Not specified.

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WGS84 bounds:
179.9 -85.0
-179.9 85.0

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Definition: OGC Well Known Text

DATUM["Not_specified_based_on_Helmert_1906_ellipsoid",
    SPHEROID["Helmert 1906",6378200,298.3,
        AUTHORITY["EPSG","7020"]],
    AUTHORITY["EPSG","6020"]]

Definition: OGC Well Known Text 2 (2019)

DATUM["Not specified (based on Helmert 1906 ellipsoid)",
    ELLIPSOID["Helmert 1906",6378200,298.3,
        LENGTHUNIT["metre",1]],
    ID["EPSG",6020]]

Definition: ESRI Well Known Text

DATUM["D_Helmert_1906",
    SPHEROID["Helmert_1906",6378200.0,298.3]]

Definition: JSON

{
    "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
    "type": "GeodeticReferenceFrame",
    "name": "Not specified (based on Helmert 1906 ellipsoid)",
    "ellipsoid": {
        "name": "Helmert 1906",
        "semi_major_axis": 6378200,
        "inverse_flattening": 298.3
    },
    "scope": "Not a valid datum.",
    "area": "Not specified.",
    "bbox": {
        "south_latitude": -90,
        "west_longitude": -180,
        "north_latitude": 90,
        "east_longitude": 180
    },
    "id": {
        "authority": "EPSG",
        "code": 6020
    }
}

Definition: GeoServer

6020-datum=DATUM["Not_specified_based_on_Helmert_1906_ellipsoid",SPHEROID["Helmert 1906",6378200,298.3,AUTHORITY["EPSG","7020"]],AUTHORITY["EPSG","6020"]]