EPSG:6270

DATUM["Nahrwan_1967",
    SPHEROID["Clarke 1880 (RGS)",6378249.145,293.465,
        AUTHORITY["EPSG","7012"]],
    AUTHORITY["EPSG","6270"]]

DATUM["Nahrwan 1967",
    ELLIPSOID["Clarke 1880 (RGS)",6378249.145,293.465,
        LENGTHUNIT["metre",1]],
    ID["EPSG",6270]]

DATUM["D_Nahrwan_1967",
    SPHEROID["Clarke_1880_RGS",6378249.145,293.465]]

{
    "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
    "type": "GeodeticReferenceFrame",
    "name": "Nahrwan 1967",
    "ellipsoid": {
        "name": "Clarke 1880 (RGS)",
        "semi_major_axis": 6378249.145,
        "inverse_flattening": 293.465
    },
    "scope": "Topographic mapping.",
    "area": "Arabian Gulf; Qatar - offshore; United Arab Emirates (UAE) - Abu Dhabi; Dubai; Sharjah; Ajman; Fujairah; Ras Al Kaimah; Umm Al Qaiwain - onshore and offshore.",
    "bbox": {
        "south_latitude": 22.63,
        "west_longitude": 50.55,
        "north_latitude": 27.05,
        "east_longitude": 57.13
    },
    "id": {
        "authority": "EPSG",
        "code": 6270
    }
}