EPSG:4302 — Trinidad 1903

Geographic 2D · Trinidad and Tobago - Trinidad

Export Formats

OGC WKT

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"]
]

WKT2

GEOGCRS[
    "Trinidad 1903",
    DATUM[
        "Trinidad 1903",
        ELLIPSOID[
            "Clarke 1858",
            20926348,
            294.260676369261,
            LENGTHUNIT["Clarke's foot",0.3047972654,ID["EPSG",9005]],
            ID["EPSG",7007]
        ],
        ID["EPSG",6302]
    ],
    CS[ellipsoidal,2,ID["EPSG",6422]],
    AXIS["Geodetic latitude (Lat)",north],
    AXIS["Geodetic longitude (Lon)",east],
    ANGLEUNIT["degree",0.0174532925199433,ID["EPSG",9102]],
    ID["EPSG",4302]
]

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

Proj4js

How to add a projection to 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");

JSON

{
  "type": "CoordinateReferenceSystem",
  "code": 4302,
  "name": "Trinidad 1903",
  "kind": "geographic 2D",
  "area": "Trinidad and Tobago - Trinidad",
  "unit": "degree (supplier to define representation)",
  "bbox": [
    9.83,
    -62.09,
    11.51,
    -60
  ],
  "proj4": "+proj=longlat +a=6378293.64520876 +b=6356617.98767984 +towgs84=-61.702,284.488,472.052,0,0,0,0 +no_defs +type=crs"
}

PostGIS

How to add a projection to 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"]]');

MapServer

How to add a projection to MapServer? →

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

GeoServer

How to add a projection to 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"]]

Related Coordinate Systems

Available Transformations (2)

Transformation	Source → Target	Accuracy (m)
Trinidad 1903 to WGS 84 (1)	4302 → 4326	2
Trinidad 1903 to WGS 84 (2)	4302 → 4326	3

Frequently Asked Questions

How do I add EPSG:4302 to GeoServer?

Add the following definition to your GeoServer configuration:

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"]]

Read the full GeoServer guide →

How do I add EPSG:4302 to PostGIS?

Add the following definition to your PostGIS configuration:

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"]]');

Read the full PostGIS guide →

How do I add EPSG:4302 to MapServer?

Add the following definition to your MapServer configuration:

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

Read the full MapServer guide →

How do I use EPSG:4302 with Proj4js?

Add the following definition to your Proj4js configuration:

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");

Read the full Proj4js guide →