EPSG:4816

Carthage (Paris)

Available transformations
to EPSG:4326
EPSG:4326 - WGS 84

  • Tunisia - onshore. , accuracy 14.0 m, code 8636 (default)

Selected transformation

Remarks:

Information source:

Revision date: 2020-03-14

Steps of transformation: 1881 1130

Attributes

Unit: grad

Geodetic CRS: Carthage (Paris)

Datum: Carthage (Paris)

Ellipsoid: Clarke 1880 (IGN)

Prime meridian: Paris

Data source: EPSG

Revision date: 2004-01-06

Steps of transformation: 1881 1130

Scope: Geodesy.

Remarks: Replaced by Greenwich-based Carthage geogCRS.

Area of use: Tunisia - onshore.

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

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Center coordinates
8.0 37.57

WGS84 bounds:
7.49 30.23
11.59 37.4

Tunisia - onshore.
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Definition: PROJ.4

+proj=longlat +ellps=clrk80ign +pm=paris +towgs84=-263,6,431,0,0,0,0 +no_defs +type=crs

Definition: JavaScript (Proj4js) 

proj4.defs("EPSG:4816","+proj=longlat +ellps=clrk80ign +pm=paris +towgs84=-263,6,431,0,0,0,0 +no_defs +type=crs");

Definition: JSON

{
    "$schema": "https://proj.org/schemas/v0.4/projjson.schema.json",
    "type": "BoundCRS",
    "source_crs": {
        "type": "GeographicCRS",
        "name": "Carthage (Paris)",
        "datum": {
            "type": "GeodeticReferenceFrame",
            "name": "Carthage (Paris)",
            "ellipsoid": {
                "name": "Clarke 1880 (IGN)",
                "semi_major_axis": 6378249.2,
                "inverse_flattening": 293.466021293627
            },
            "prime_meridian": {
                "name": "Paris",
                "longitude": {
                    "value": 2.5969213,
                    "unit": {
                        "type": "AngularUnit",
                        "name": "grad",
                        "conversion_factor": 0.0157079632679489
                    }
                }
            }
        },
        "coordinate_system": {
            "subtype": "ellipsoidal",
            "axis": [
                {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": {
                        "type": "AngularUnit",
                        "name": "grad",
                        "conversion_factor": 0.0157079632679489
                    }
                },
                {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": {
                        "type": "AngularUnit",
                        "name": "grad",
                        "conversion_factor": 0.0157079632679489
                    }
                }
            ]
        },
        "id": {
            "authority": "EPSG",
            "code": 4816
        }
    },
    "target_crs": {
        "type": "GeographicCRS",
        "name": "Carthage",
        "datum": {
            "type": "GeodeticReferenceFrame",
            "name": "Carthage",
            "ellipsoid": {
                "name": "Clarke 1880 (IGN)",
                "semi_major_axis": 6378249.2,
                "inverse_flattening": 293.466021293627
            }
        },
        "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": 4223
        }
    },
    "transformation": {
        "name": "Carthage (Paris) to Carthage (1)",
        "method": {
            "name": "Longitude rotation",
            "id": {
                "authority": "EPSG",
                "code": 9601
            }
        },
        "parameters": [
            {
                "name": "Longitude offset",
                "value": 8414.02501199997,
                "unit": {
                    "type": "Unit",
                    "name": "",
                    "conversion_factor": 1
                },
                "id": {
                    "authority": "EPSG",
                    "code": 8602
                }
            }
        ],
        "id": {
            "authority": "EPSG",
            "code": 1881
        }
    }
}

Definition: MapServer - MAPfile

PROJECTION
	"proj=longlat"
	"ellps=clrk80ign"
	"pm=paris"
	"towgs84=-263,6,431,0,0,0,0"
	"no_defs"
	"type=crs"
END

Definition: Mapnik

<?xml version="1.0" encoding="utf-8"?>
<Map srs="+proj=longlat +ellps=clrk80ign +pm=paris +towgs84=-263,6,431,0,0,0,0 +no_defs +type=crs">
	<Layer srs="+proj=longlat +ellps=clrk80ign +pm=paris +towgs84=-263,6,431,0,0,0,0 +no_defs +type=crs">
	</Layer>
</Map>

Definition: SQL (PostGIS)

INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values ( 4816, 'EPSG', 4816, '+proj=longlat +ellps=clrk80ign +pm=paris +towgs84=-263,6,431,0,0,0,0 +no_defs +type=crs', 'None');

Definition: OGC WKT 2 (2019)

BOUNDCRS[SOURCECRS[GEOGCRS["Carthage (Paris)",DATUM["Carthage (Paris)",ELLIPSOID["Clarke 1880 (IGN)",6378249.2,293.466021293627,LENGTHUNIT["metre",1]]],PRIMEM["Paris",2.5969213,ANGLEUNIT["grad",0.0157079632679489]],CS[ellipsoidal,2],AXIS["geodetic latitude (Lat)",north,ORDER[1],ANGLEUNIT["grad",0.0157079632679489]],AXIS["geodetic longitude (Lon)",east,ORDER[2],ANGLEUNIT["grad",0.0157079632679489]],ID["EPSG",4816]]],TARGETCRS[GEOGCRS["Carthage",DATUM["Carthage",ELLIPSOID["Clarke 1880 (IGN)",6378249.2,293.466021293627,LENGTHUNIT["metre",1]]],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]],ID["EPSG",4223]]],ABRIDGEDTRANSFORMATION["Carthage (Paris) to Carthage (1)",METHOD["Longitude rotation",ID["EPSG",9601]],PARAMETER["Longitude offset",8414.02501199997,ID["EPSG",8602]],ID["EPSG",1881]]]