EPSG:19975

Trinidad Grid (Clarke's foot)

Attributes

Data source: EPSG

Information source: BP

Revision date: 2023-11-22

Scope: Oil and gas exploration and production.

Remarks: Foot version of EPSG code 19925. Not an official system, but used by some US-based organisations including Amoco Trinidad.

Method: Cassini-Soldner

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

Description: (0,)

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Trinidad and Tobago - Trinidad - onshore and offshore.

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Definition: OGC Well Known Text

PROJECTION["Cassini_Soldner"],
PARAMETER["latitude_of_origin",10.4416666666667],
PARAMETER["central_meridian",-61.3333333333333],
PARAMETER["false_easting",86501.46392052],
PARAMETER["false_northing",65379.0134283]

Definition: OGC Well Known Text 2 (2019)

CONVERSION["Trinidad Grid (Clarke's foot)",
    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",283800,
        LENGTHUNIT["Clarke's foot",0.3047972654],
        ID["EPSG",8806]],
    PARAMETER["False northing",214500,
        LENGTHUNIT["Clarke's foot",0.3047972654],
        ID["EPSG",8807]],
    ID["EPSG",19975]]

Definition: ESRI Well Known Text

PROJECTION["Cassini"],
PARAMETER["False_Easting",86501.46392052],
PARAMETER["False_Northing",65379.0134283],
PARAMETER["Central_Meridian",-61.3333333333333],
PARAMETER["Scale_Factor",1.0],
PARAMETER["Latitude_Of_Origin",10.4416666666667]

Definition: PROJ.4

+proj=cass +lat_0=10.4416666666667 +lon_0=-61.3333333333333 +x_0=86501.46392052 +y_0=65379.0134283

Definition: JavaScript (Proj4js) 

proj4.defs("EPSG:19975","+proj=cass +lat_0=10.4416666666667 +lon_0=-61.3333333333333 +x_0=86501.46392052 +y_0=65379.0134283");

Definition: JSON

{
    "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
    "type": "Conversion",
    "name": "Trinidad Grid (Clarke's foot)",
    "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": 283800,
            "unit": {
                "type": "LinearUnit",
                "name": "Clarke's foot",
                "conversion_factor": 0.3047972654
            },
            "id": {
                "authority": "EPSG",
                "code": 8806
            }
        },
        {
            "name": "False northing",
            "value": 214500,
            "unit": {
                "type": "LinearUnit",
                "name": "Clarke's foot",
                "conversion_factor": 0.3047972654
            },
            "id": {
                "authority": "EPSG",
                "code": 8807
            }
        }
    ],
    "id": {
        "authority": "EPSG",
        "code": 19975
    }
}

Definition: GeoServer

19975=PROJECTION["Cassini_Soldner"],PARAMETER["latitude_of_origin",10.4416666666667],PARAMETER["central_meridian",-61.3333333333333],PARAMETER["false_easting",86501.46392052],PARAMETER["false_northing",65379.0134283]

Definition: MapServer - MAPfile

PROJECTION
	"proj=cass"
	"lat_0=10.4416666666667"
	"lon_0=-61.3333333333333"
	"x_0=86501.46392052"
	"y_0=65379.0134283"
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">
	<Layer srs="+proj=cass +lat_0=10.4416666666667 +lon_0=-61.3333333333333 +x_0=86501.46392052 +y_0=65379.0134283">
	</Layer>
</Map>

Definition: SQL (PostGIS)

INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values ( 19975, 'EPSG', 19975, '+proj=cass +lat_0=10.4416666666667 +lon_0=-61.3333333333333 +x_0=86501.46392052 +y_0=65379.0134283', 'PROJECTION["Cassini_Soldner"],PARAMETER["latitude_of_origin",10.4416666666667],PARAMETER["central_meridian",-61.3333333333333],PARAMETER["false_easting",86501.46392052],PARAMETER["false_northing",65379.0134283]');