EPSG:30340 — TC(1948) / UTM zone 40N

PROJCRS[
    "TC(1948) / UTM zone 40N",
    BASEGEOGCRS[
        "TC(1948)",
        DATUM[
            "Trucial Coast 1948",
            ELLIPSOID[
                "Helmert 1906",
                6378200,
                298.3,
                LENGTHUNIT["metre",1,ID["EPSG",9001]],
                ID["EPSG",7020]
            ],
            ID["EPSG",6303]
        ],
        ID["EPSG",4303]
    ],
    CONVERSION[
        "UTM zone 40N",
        METHOD["Transverse Mercator",ID["EPSG",9807]],
        PARAMETER[
            "Latitude of natural origin",
            0,
            ANGLEUNIT["degree",0.0174532925199433,ID["EPSG",9102]],
            ID["EPSG",8801]
        ],
        PARAMETER[
            "Longitude of natural origin",
            57,
            ANGLEUNIT["degree",0.0174532925199433,ID["EPSG",9102]],
            ID["EPSG",8802]
        ],
        PARAMETER[
            "Scale factor at natural origin",
            0.9996,
            SCALEUNIT["unity",1,ID["EPSG",9201]],
            ID["EPSG",8805]
        ],
        PARAMETER[
            "False easting",
            500000,
            LENGTHUNIT["metre",1,ID["EPSG",9001]],
            ID["EPSG",8806]
        ],
        PARAMETER[
            "False northing",
            0,
            LENGTHUNIT["metre",1,ID["EPSG",9001]],
            ID["EPSG",8807]
        ],
        ID["EPSG",16040]
    ],
    CS[Cartesian,2,ID["EPSG",4400]],
    AXIS["Easting (E)",east],
    AXIS["Northing (N)",north],
    LENGTHUNIT["metre",1,ID["EPSG",9001]],
    ID["EPSG",30340]
]

+proj=utm +zone=40 +ellps=helmert +units=m +no_defs +type=crs

proj4.defs("EPSG:30340", "+proj=utm +zone=40 +ellps=helmert +units=m +no_defs +type=crs");

{
  "type": "CoordinateReferenceSystem",
  "code": 30340,
  "name": "TC(1948) / UTM zone 40N",
  "kind": "projected",
  "area": "UAE - Abu Dhabi and Dubai - onshore east of 54°E",
  "unit": "metre",
  "bbox": [
    22.63,
    53.99,
    25.34,
    56.03
  ],
  "proj4": "+proj=utm +zone=40 +ellps=helmert +units=m +no_defs +type=crs"
}

INSERT INTO spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext)
VALUES (30340, 'EPSG', 30340, '+proj=utm +zone=40 +ellps=helmert +units=m +no_defs +type=crs', 'PROJCS["TC(1948) / UTM zone 40N",GEOGCS["TC(1948)",DATUM["Trucial_Coast_1948",SPHEROID["Helmert 1906",6378200,298.3,AUTHORITY["EPSG","7020"]],AUTHORITY["EPSG","6303"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4303"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",0],PARAMETER["central_meridian",57],PARAMETER["scale_factor",0.9996],PARAMETER["false_easting",500000],PARAMETER["false_northing",0],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["EPSG","30340"]]');

PROJECTION
  "+proj=utm"
  "+zone=40"
  "+ellps=helmert"
  "+units=m"
  "+no_defs"
  "+type=crs"
END

30340=PROJCS["TC(1948) / UTM zone 40N",GEOGCS["TC(1948)",DATUM["Trucial_Coast_1948",SPHEROID["Helmert 1906",6378200,298.3,AUTHORITY["EPSG","7020"]],AUTHORITY["EPSG","6303"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4303"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",0],PARAMETER["central_meridian",57],PARAMETER["scale_factor",0.9996],PARAMETER["false_easting",500000],PARAMETER["false_northing",0],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["EPSG","30340"]]