EPSG:30200

Trinidad 1903 / Trinidad Grid

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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: Clarke's link

Geodetic CRS: Trinidad 1903

Datum: Trinidad 1903

Ellipsoid: Clarke 1858

Prime meridian: Greenwich

Data source: EPSG

Revision date: 2005-07-01

Scope: Engineering survey, topographic mapping.

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

Coordinate system: Cartesian 2D CS. Axes: easting, northing (E,N). Orientations: east, north. UoM: lkCla.

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SimpleMap

Center coordinates
586404.21 448576.38

Projected bounds:
16983.97 -13360.09
1156649.94 912070.63

WGS84 bounds:
-62.09 9.83
-60.0 11.51

Trinidad and Tobago - Trinidad - onshore and offshore.
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Definition: OGC Well Known Text

PROJCS["Trinidad 1903 / Trinidad Grid",
    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"]],
    PROJECTION["Cassini_Soldner"],
    PARAMETER["latitude_of_origin",10.4416666666667],
    PARAMETER["central_meridian",-61.3333333333333],
    PARAMETER["false_easting",430000],
    PARAMETER["false_northing",325000],
    UNIT["Clarke's link",0.201166195164],
    AXIS["Easting",EAST],
    AXIS["Northing",NORTH],
    AUTHORITY["EPSG","30200"]]

Definition: OGC Well Known Text 2 (2019)

PROJCRS["Trinidad 1903 / Trinidad Grid",
    BASEGEOGCRS["Trinidad 1903",
        DATUM["Trinidad 1903",
            ELLIPSOID["Clarke 1858",20926348,294.260676369261,
                LENGTHUNIT["Clarke's foot",0.3047972654]]],
        PRIMEM["Greenwich",0,
            ANGLEUNIT["degree",0.0174532925199433]],
        ID["EPSG",4302]],
    CONVERSION["Trinidad Grid",
        METHOD["Cassini-Soldner",
            ID["EPSG",9806]],
        PARAMETER["Latitude of natural origin",10.4416666666667,
            ANGLEUNIT["degree",0.0174532925199433],
            ID["EPSG",8801]],
        PARAMETER["Longitude of natural origin",-61.3333333333333,
            ANGLEUNIT["degree",0.0174532925199433],
            ID["EPSG",8802]],
        PARAMETER["False easting",430000,
            LENGTHUNIT["Clarke's link",0.201166195164],
            ID["EPSG",8806]],
        PARAMETER["False northing",325000,
            LENGTHUNIT["Clarke's link",0.201166195164],
            ID["EPSG",8807]]],
    CS[Cartesian,2],
        AXIS["(E)",east,
            ORDER[1],
            LENGTHUNIT["Clarke's link",0.201166195164]],
        AXIS["(N)",north,
            ORDER[2],
            LENGTHUNIT["Clarke's link",0.201166195164]],
    USAGE[
        SCOPE["Engineering survey, topographic mapping."],
        AREA["Trinidad and Tobago - Trinidad - onshore and offshore."],
        BBOX[9.83,-62.09,11.51,-60]],
    ID["EPSG",30200]]

Definition: ESRI Well Known Text

PROJCS["Trinidad_1903_Trinidad_Grid",
    GEOGCS["GCS_Trinidad_1903",
        DATUM["D_Trinidad_1903",
            SPHEROID["Clarke_1858",6378293.64520876,294.260676369261]],
        PRIMEM["Greenwich",0.0],
        UNIT["Degree",0.0174532925199433]],
    PROJECTION["Cassini"],
    PARAMETER["False_Easting",430000.0],
    PARAMETER["False_Northing",325000.0],
    PARAMETER["Central_Meridian",-61.3333333333333],
    PARAMETER["Scale_Factor",1.0],
    PARAMETER["Latitude_Of_Origin",10.4416666666667],
    UNIT["Clarke's link",0.201166195164]]

Definition: PROJ.4

+proj=cass +lat_0=10.4416666666667 +lon_0=-61.3333333333333 +x_0=86501.46392052 +y_0=65379.0134283 +a=6378293.64520876 +b=6356617.98767984 +towgs84=-61.702,284.488,472.052,0,0,0,0 +to_meter=0.201166195164 +no_defs +type=crs

Definition: JavaScript (Proj4js) 

proj4.defs("EPSG:30200","+proj=cass +lat_0=10.4416666666667 +lon_0=-61.3333333333333 +x_0=86501.46392052 +y_0=65379.0134283 +a=6378293.64520876 +b=6356617.98767984 +towgs84=-61.702,284.488,472.052,0,0,0,0 +to_meter=0.201166195164 +no_defs +type=crs");

Definition: JSON

{
    "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
    "type": "ProjectedCRS",
    "name": "Trinidad 1903 / Trinidad Grid",
    "base_crs": {
        "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"
                }
            ]
        },
        "id": {
            "authority": "EPSG",
            "code": 4302
        }
    },
    "conversion": {
        "name": "Trinidad Grid",
        "method": {
            "name": "Cassini-Soldner",
            "id": {
                "authority": "EPSG",
                "code": 9806
            }
        },
        "parameters": [
            {
                "name": "Latitude of natural origin",
                "value": 10.4416666666667,
                "unit": "degree",
                "id": {
                    "authority": "EPSG",
                    "code": 8801
                }
            },
            {
                "name": "Longitude of natural origin",
                "value": -61.3333333333333,
                "unit": "degree",
                "id": {
                    "authority": "EPSG",
                    "code": 8802
                }
            },
            {
                "name": "False easting",
                "value": 430000,
                "unit": {
                    "type": "LinearUnit",
                    "name": "Clarke's link",
                    "conversion_factor": 0.201166195164
                },
                "id": {
                    "authority": "EPSG",
                    "code": 8806
                }
            },
            {
                "name": "False northing",
                "value": 325000,
                "unit": {
                    "type": "LinearUnit",
                    "name": "Clarke's link",
                    "conversion_factor": 0.201166195164
                },
                "id": {
                    "authority": "EPSG",
                    "code": 8807
                }
            }
        ]
    },
    "coordinate_system": {
        "subtype": "Cartesian",
        "axis": [
            {
                "name": "Easting",
                "abbreviation": "E",
                "direction": "east",
                "unit": {
                    "type": "LinearUnit",
                    "name": "Clarke's link",
                    "conversion_factor": 0.201166195164
                }
            },
            {
                "name": "Northing",
                "abbreviation": "N",
                "direction": "north",
                "unit": {
                    "type": "LinearUnit",
                    "name": "Clarke's link",
                    "conversion_factor": 0.201166195164
                }
            }
        ]
    },
    "scope": "Engineering survey, topographic mapping.",
    "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": 30200
    }
}

Definition: GeoServer

30200=PROJCS["Trinidad 1903 / Trinidad Grid",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"]],PROJECTION["Cassini_Soldner"],PARAMETER["latitude_of_origin",10.4416666666667],PARAMETER["central_meridian",-61.3333333333333],PARAMETER["false_easting",430000],PARAMETER["false_northing",325000],UNIT["Clarke's link",0.201166195164],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["EPSG","30200"]]

Definition: MapServer - MAPfile

PROJECTION
	"proj=cass"
	"lat_0=10.4416666666667"
	"lon_0=-61.3333333333333"
	"x_0=86501.46392052"
	"y_0=65379.0134283"
	"a=6378293.64520876"
	"b=6356617.98767984"
	"towgs84=-61.702,284.488,472.052,0,0,0,0"
	"to_meter=0.201166195164"
	"no_defs"
	"type=crs"
END

Definition: Mapnik

<?xml version="1.0" encoding="utf-8"?>
<Map srs="+proj=cass +lat_0=10.4416666666667 +lon_0=-61.3333333333333 +x_0=86501.46392052 +y_0=65379.0134283 +a=6378293.64520876 +b=6356617.98767984 +towgs84=-61.702,284.488,472.052,0,0,0,0 +to_meter=0.201166195164 +no_defs +type=crs">
	<Layer srs="+proj=cass +lat_0=10.4416666666667 +lon_0=-61.3333333333333 +x_0=86501.46392052 +y_0=65379.0134283 +a=6378293.64520876 +b=6356617.98767984 +towgs84=-61.702,284.488,472.052,0,0,0,0 +to_meter=0.201166195164 +no_defs +type=crs">
	</Layer>
</Map>

Definition: SQL (PostGIS)

INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values ( 30200, 'EPSG', 30200, '+proj=cass +lat_0=10.4416666666667 +lon_0=-61.3333333333333 +x_0=86501.46392052 +y_0=65379.0134283 +a=6378293.64520876 +b=6356617.98767984 +towgs84=-61.702,284.488,472.052,0,0,0,0 +to_meter=0.201166195164 +no_defs +type=crs', 'PROJCS["Trinidad 1903 / Trinidad Grid",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"]],PROJECTION["Cassini_Soldner"],PARAMETER["latitude_of_origin",10.4416666666667],PARAMETER["central_meridian",-61.3333333333333],PARAMETER["false_easting",430000],PARAMETER["false_northing",325000],UNIT["Clarke's link",0.201166195164],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["EPSG","30200"]]');