EPSG:6690

Tahiti 79

Attributes

Ellipsoid: International 1924

Prime meridian: Greenwich

Data source: EPSG

Information source: Gouvernement de la Polynésie Française, Service de l'Urbanisme, Section topographie.

Revision date: 2008-06-24

Scope: Hydrography, topographic mapping.

Remarks: Replaces Tahiti 52 (datum code 6628) in Tahiti. Replaced by RGPF (datum code 6687).

Area of use: French Polynesia - Society Islands - Tahiti.

SimpleMap

WGS84 bounds:
-149.09 -17.93
-149.7 -17.44

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Definition: OGC Well Known Text

DATUM["Tahiti_79",
    SPHEROID["International 1924",6378388,297,
        AUTHORITY["EPSG","7022"]],
    AUTHORITY["EPSG","6690"]]

Definition: OGC Well Known Text 2 (2019)

DATUM["Tahiti 79",
    ELLIPSOID["International 1924",6378388,297,
        LENGTHUNIT["metre",1]],
    ID["EPSG",6690]]

Definition: ESRI Well Known Text

DATUM["D_Tahiti_1979",
    SPHEROID["International_1924",6378388.0,297.0]]

Definition: JSON

{
    "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
    "type": "GeodeticReferenceFrame",
    "name": "Tahiti 79",
    "ellipsoid": {
        "name": "International 1924",
        "semi_major_axis": 6378388,
        "inverse_flattening": 297
    },
    "scope": "Hydrography, topographic mapping.",
    "area": "French Polynesia - Society Islands - Tahiti.",
    "bbox": {
        "south_latitude": -17.93,
        "west_longitude": -149.7,
        "north_latitude": -17.44,
        "east_longitude": -149.09
    },
    "id": {
        "authority": "EPSG",
        "code": 6690
    }
}

Definition: GeoServer

6690-datum=DATUM["Tahiti_79",SPHEROID["International 1924",6378388,297,AUTHORITY["EPSG","7022"]],AUTHORITY["EPSG","6690"]]