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Method: Geocentric translations (geog2D domain)
Remarks: Parameter values provided to EOG by Trinidad Ministry of Energy and Energy Industries. Used by EOG offshore Trinidad (including Pelican, Kiskadee and Ibis fields) since 1996.
Information source: EOG Resources.
Revision date: 2020-03-14
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.
&stroke=red&width=2&path=9.83,-62.09|11.51,-62.09|11.51,-60.0|9.83,-60.0|9.83,-62.09)
Center coordinates
586399.45 448578.33
Projected bounds:
16979.24 -13358.12
1156645.14 912072.55
WGS84 bounds:
-62.09 9.83
-60.0 11.51
Definition: OGC Well Known Text
PROJCS["Trinidad 1903 / Trinidad Grid", GEOGCS["Trinidad 1903", DATUM["Trinidad_1903", SPHEROID["Clarke 1858",6378293.64520876,294.260676369261], TOWGS84[-61,285.2,471.6,0,0,0,0]], 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)
BOUNDCRS[ SOURCECRS[ 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]]], TARGETCRS[ GEOGCRS["WGS 84", ENSEMBLE["World Geodetic System 1984 ensemble", MEMBER["World Geodetic System 1984 (Transit)"], MEMBER["World Geodetic System 1984 (G730)"], MEMBER["World Geodetic System 1984 (G873)"], MEMBER["World Geodetic System 1984 (G1150)"], MEMBER["World Geodetic System 1984 (G1674)"], MEMBER["World Geodetic System 1984 (G1762)"], MEMBER["World Geodetic System 1984 (G2139)"], ELLIPSOID["WGS 84",6378137,298.257223563, LENGTHUNIT["metre",1]], ENSEMBLEACCURACY[2.0]], 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["Horizontal component of 3D system."], AREA["World."], BBOX[-90,-180,90,180]], ID["EPSG",4326]]], ABRIDGEDTRANSFORMATION["Transformation from unknown to WGS84", METHOD["Position Vector transformation (geog2D domain)", ID["EPSG",9606]], PARAMETER["X-axis translation",-61, ID["EPSG",8605]], PARAMETER["Y-axis translation",285.2, ID["EPSG",8606]], PARAMETER["Z-axis translation",471.6, ID["EPSG",8607]], PARAMETER["X-axis rotation",0, ID["EPSG",8608]], PARAMETER["Y-axis rotation",0, ID["EPSG",8609]], PARAMETER["Z-axis rotation",0, ID["EPSG",8610]], PARAMETER["Scale difference",1, ID["EPSG",8611]]]]
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: 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=-61,285.2,471.6,0,0,0,0 +to_meter=0.201166195164 +no_defs +type=crs");
Definition: JSON
{ "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json", "type": "BoundCRS", "source_crs": { "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 } }, "semi_minor_axis": { "value": 20855233, "unit": { "type": "LinearUnit", "name": "Clarke's foot", "conversion_factor": 0.3047972654 } } } }, "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 } } ] }, "id": { "authority": "EPSG", "code": 30200 } }, "target_crs": { "type": "GeographicCRS", "name": "WGS 84", "datum_ensemble": { "name": "World Geodetic System 1984 ensemble", "members": [ { "name": "World Geodetic System 1984 (Transit)", "id": { "authority": "EPSG", "code": 1166 } }, { "name": "World Geodetic System 1984 (G730)", "id": { "authority": "EPSG", "code": 1152 } }, { "name": "World Geodetic System 1984 (G873)", "id": { "authority": "EPSG", "code": 1153 } }, { "name": "World Geodetic System 1984 (G1150)", "id": { "authority": "EPSG", "code": 1154 } }, { "name": "World Geodetic System 1984 (G1674)", "id": { "authority": "EPSG", "code": 1155 } }, { "name": "World Geodetic System 1984 (G1762)", "id": { "authority": "EPSG", "code": 1156 } }, { "name": "World Geodetic System 1984 (G2139)", "id": { "authority": "EPSG", "code": 1309 } } ], "ellipsoid": { "name": "WGS 84", "semi_major_axis": 6378137, "inverse_flattening": 298.257223563 }, "accuracy": "2.0", "id": { "authority": "EPSG", "code": 6326 } }, "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": 4326 } }, "transformation": { "name": "Transformation from unknown to WGS84", "method": { "name": "Position Vector transformation (geog2D domain)", "id": { "authority": "EPSG", "code": 9606 } }, "parameters": [ { "name": "X-axis translation", "value": -61, "unit": "metre", "id": { "authority": "EPSG", "code": 8605 } }, { "name": "Y-axis translation", "value": 285.2, "unit": "metre", "id": { "authority": "EPSG", "code": 8606 } }, { "name": "Z-axis translation", "value": 471.6, "unit": "metre", "id": { "authority": "EPSG", "code": 8607 } }, { "name": "X-axis rotation", "value": 0, "unit": { "type": "AngularUnit", "name": "arc-second", "conversion_factor": 4.84813681109536e-06 }, "id": { "authority": "EPSG", "code": 8608 } }, { "name": "Y-axis rotation", "value": 0, "unit": { "type": "AngularUnit", "name": "arc-second", "conversion_factor": 4.84813681109536e-06 }, "id": { "authority": "EPSG", "code": 8609 } }, { "name": "Z-axis rotation", "value": 0, "unit": { "type": "AngularUnit", "name": "arc-second", "conversion_factor": 4.84813681109536e-06 }, "id": { "authority": "EPSG", "code": 8610 } }, { "name": "Scale difference", "value": 0, "unit": { "type": "ScaleUnit", "name": "parts per million", "conversion_factor": 1e-06 }, "id": { "authority": "EPSG", "code": 8611 } } ] } }
Definition: GeoServer
30200=PROJCS["Trinidad 1903 / Trinidad Grid",GEOGCS["Trinidad 1903",DATUM["Trinidad_1903",SPHEROID["Clarke 1858",6378293.64520876,294.260676369261],TOWGS84[-61,285.2,471.6,0,0,0,0]],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=-61,285.2,471.6,0,0,0,0" "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=-61,285.2,471.6,0,0,0,0 +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=-61,285.2,471.6,0,0,0,0 +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=-61,285.2,471.6,0,0,0,0 +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[-61,285.2,471.6,0,0,0,0]],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"]]');
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