EPSG:6259

Malongo 1987

Attributes

Ellipsoid: International 1924

Prime meridian: Greenwich

Data source: EPSG

Information source: Chevron Petroleum Technology.

Revision date: 2008-06-24

Scope: Oil and gas exploration and production.

Remarks: Replaced Mhast (offshore) (code 6705) in 1987. Origin coordinates constrained to those of Mhast (offshore) but other station coordinates differ. References to "Mhast" since 1987 often should have stated "Malongo 1987".

Area of use: Angola (Cabinda) - offshore; The Democratic Republic of the Congo (Zaire) - offshore.

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WGS84 bounds:
12.37 -6.04
10.53 -5.05

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Definition: OGC Well Known Text

DATUM["Malongo_1987",
    SPHEROID["International 1924",6378388,297,
        AUTHORITY["EPSG","7022"]],
    AUTHORITY["EPSG","6259"]]

Definition: OGC Well Known Text 2 (2019)

DATUM["Malongo 1987",
    ELLIPSOID["International 1924",6378388,297,
        LENGTHUNIT["metre",1]],
    ID["EPSG",6259]]

Definition: ESRI Well Known Text

DATUM["D_Malongo_1987",
    SPHEROID["International_1924",6378388.0,297.0]]

Definition: JSON

{
    "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
    "type": "GeodeticReferenceFrame",
    "name": "Malongo 1987",
    "ellipsoid": {
        "name": "International 1924",
        "semi_major_axis": 6378388,
        "inverse_flattening": 297
    },
    "scope": "Oil and gas exploration and production.",
    "area": "Angola (Cabinda) - offshore; The Democratic Republic of the Congo (Zaire) - offshore.",
    "bbox": {
        "south_latitude": -6.04,
        "west_longitude": 10.53,
        "north_latitude": -5.05,
        "east_longitude": 12.37
    },
    "id": {
        "authority": "EPSG",
        "code": 6259
    }
}

Definition: GeoServer

6259-datum=DATUM["Malongo_1987",SPHEROID["International 1924",6378388,297,AUTHORITY["EPSG","7022"]],AUTHORITY["EPSG","6259"]]