EPSG:4302

Trinidad 1903

Transform Get position on a map

Available transformations
to EPSG:4326
No other targets exist for this CRS

Selected transformation

Method: Geocentric translations (geog2D domain)

Remarks: Derived in 1989 by ONI for Amoco.

Information source: Trinidad Ministry of Energy and Energy Industries.

Revision date: 2020-03-14

Attributes

Unit: degree (supplier to define representation)

Geodetic CRS: Trinidad 1903

Datum: Trinidad 1903

Ellipsoid: Clarke 1858

Prime meridian: Greenwich

Data source: EPSG

Revision date: 2005-07-01

Scope: Geodesy.

Area of use: Trinidad and Tobago - Trinidad - onshore and offshore.

Coordinate system: Ellipsoidal 2D CS. Axes: latitude, longitude. Orientations: north, east. UoM: degree

Covered area powered by MapTiler MapTiler logo
SimpleMap

Center coordinates
-61.05 10.67

WGS84 bounds:
-62.09 9.83
-60.0 11.51

Trinidad and Tobago - Trinidad - onshore and offshore.
MapTiler banner

Definition: OGC Well Known Text

GEOGCS["Trinidad 1903",
    DATUM["Trinidad_1903",
        SPHEROID["Clarke 1858",6378293.64520876,294.260676369261],
        TOWGS84[-61.702,284.488,472.052,0,0,0,0]],
    PRIMEM["Greenwich",0,
        AUTHORITY["EPSG","8901"]],
    UNIT["degree",0.0174532925199433,
        AUTHORITY["EPSG","9122"]],
    AUTHORITY["EPSG","4302"]]

Definition: OGC Well Known Text 2 (2019)

GEOGCRS["Trinidad 1903",
    DATUM["Trinidad 1903",
        ELLIPSOID["Clarke 1858",20926348,294.260676369261,
            LENGTHUNIT["Clarke's foot",0.3047972654]]],
    PRIMEM["Greenwich",0,
        ANGLEUNIT["degree",0.0174532925199433]],
    CS[ellipsoidal,2],
        AXIS["geodetic latitude (Lat)",north,
            ORDER[1],
            ANGLEUNIT["degree",0.0174532925199433]],
        AXIS["geodetic longitude (Lon)",east,
            ORDER[2],
            ANGLEUNIT["degree",0.0174532925199433]],
    USAGE[
        SCOPE["Geodesy."],
        AREA["Trinidad and Tobago - Trinidad - onshore and offshore."],
        BBOX[9.83,-62.09,11.51,-60]],
    ID["EPSG",4302]]

Definition: ESRI Well Known Text

GEOGCS["GCS_Trinidad_1903",
    DATUM["D_Trinidad_1903",
        SPHEROID["Clarke_1858",6378293.64520876,294.260676369261]],
    PRIMEM["Greenwich",0.0],
    UNIT["Degree",0.0174532925199433]]

Definition: PROJ.4

+proj=longlat +a=6378293.64520876 +b=6356617.98767984 +towgs84=-61.702,284.488,472.052,0,0,0,0 +no_defs +type=crs

Definition: JavaScript (Proj4js) 

proj4.defs("EPSG:4302","+proj=longlat +a=6378293.64520876 +b=6356617.98767984 +towgs84=-61.702,284.488,472.052,0,0,0,0 +no_defs +type=crs");

Definition: JSON

{
    "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
    "type": "GeographicCRS",
    "name": "Trinidad 1903",
    "datum": {
        "type": "GeodeticReferenceFrame",
        "name": "Trinidad 1903",
        "ellipsoid": {
            "name": "Clarke 1858",
            "semi_major_axis": {
                "value": 20926348,
                "unit": {
                    "type": "LinearUnit",
                    "name": "Clarke's foot",
                    "conversion_factor": 0.3047972654
                }
            },
            "inverse_flattening": 294.260676369261
        }
    },
    "coordinate_system": {
        "subtype": "ellipsoidal",
        "axis": [
            {
                "name": "Geodetic latitude",
                "abbreviation": "Lat",
                "direction": "north",
                "unit": "degree"
            },
            {
                "name": "Geodetic longitude",
                "abbreviation": "Lon",
                "direction": "east",
                "unit": "degree"
            }
        ]
    },
    "scope": "Geodesy.",
    "area": "Trinidad and Tobago - Trinidad - onshore and offshore.",
    "bbox": {
        "south_latitude": 9.83,
        "west_longitude": -62.09,
        "north_latitude": 11.51,
        "east_longitude": -60
    },
    "id": {
        "authority": "EPSG",
        "code": 4302
    }
}

Definition: GeoServer

4302=GEOGCS["Trinidad 1903",DATUM["Trinidad_1903",SPHEROID["Clarke 1858",6378293.64520876,294.260676369261],TOWGS84[-61.702,284.488,472.052,0,0,0,0]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4302"]]

Definition: MapServer - MAPfile

PROJECTION
	"proj=longlat"
	"a=6378293.64520876"
	"b=6356617.98767984"
	"towgs84=-61.702,284.488,472.052,0,0,0,0"
	"no_defs"
	"type=crs"
END

Definition: Mapnik

<?xml version="1.0" encoding="utf-8"?>
<Map srs="+proj=longlat +a=6378293.64520876 +b=6356617.98767984 +towgs84=-61.702,284.488,472.052,0,0,0,0 +no_defs +type=crs">
	<Layer srs="+proj=longlat +a=6378293.64520876 +b=6356617.98767984 +towgs84=-61.702,284.488,472.052,0,0,0,0 +no_defs +type=crs">
	</Layer>
</Map>

Definition: SQL (PostGIS)

INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values ( 4302, 'EPSG', 4302, '+proj=longlat +a=6378293.64520876 +b=6356617.98767984 +towgs84=-61.702,284.488,472.052,0,0,0,0 +no_defs +type=crs', 'GEOGCS["Trinidad 1903",DATUM["Trinidad_1903",SPHEROID["Clarke 1858",6378293.64520876,294.260676369261],TOWGS84[-61.702,284.488,472.052,0,0,0,0]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4302"]]');