EPSG:4633

IGN56 Lifou

Transform Get position on a map

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

Selected transformation

Method: Geocentric translations (geog2D domain)

Remarks: Parameter values taken from IGN56 Lifou to RGNC91-93 (1) (code 15883) assuming that RGNC91-93 is equivalent to WGS 84 to within the accuracy of the transformation.

Information source: Service Topographique de la Nouvelle Caledonie, Direction des Infrastructures, de la Topographie et des Transports Terrestres. www.dittt.gouv.nc

Revision date: 2023-01-17

Attributes

Unit: degree (supplier to define representation)

Geodetic CRS: IGN56 Lifou

Datum: IGN56 Lifou

Ellipsoid: International 1924

Prime meridian: Greenwich

Data source: EPSG

Information source: Service Topographique de la Nouvelle Caledonie, Direction des Infrastructures, de la Topographie et des Transports Terrestres. www.dittt.gouv.nc

Revision date: 2006-07-21

Scope: Geodesy.

Remarks: Replaced by RGNC91-93 (CRS code 4749).

Area of use: New Caledonia - Loyalty Islands - Lifou.

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

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SimpleMap

Center coordinates
167.25 -20.93

WGS84 bounds:
166.98 -21.24
167.52 -20.62

New Caledonia - Loyalty Islands - Lifou.
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Definition: OGC Well Known Text

GEOGCS["IGN56 Lifou",
    DATUM["IGN56_Lifou",
        SPHEROID["International 1924",6378388,297],
        TOWGS84[335.47,222.58,-230.94,0,0,0,0]],
    PRIMEM["Greenwich",0,
        AUTHORITY["EPSG","8901"]],
    UNIT["degree",0.0174532925199433,
        AUTHORITY["EPSG","9122"]],
    AUTHORITY["EPSG","4633"]]

Definition: OGC Well Known Text 2 (2019)

GEOGCRS["IGN56 Lifou",
    DATUM["IGN56 Lifou",
        ELLIPSOID["International 1924",6378388,297,
            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]],
    USAGE[
        SCOPE["Geodesy."],
        AREA["New Caledonia - Loyalty Islands - Lifou."],
        BBOX[-21.24,166.98,-20.62,167.52]],
    ID["EPSG",4633]]

Definition: ESRI Well Known Text

GEOGCS["GCS_IGN56_Lifou",
    DATUM["D_IGN56_Lifou",
        SPHEROID["International_1924",6378388.0,297.0]],
    PRIMEM["Greenwich",0.0],
    UNIT["Degree",0.0174532925199433]]

Definition: PROJ.4

+proj=longlat +ellps=intl +towgs84=335.47,222.58,-230.94,0,0,0,0 +no_defs +type=crs

Definition: JavaScript (Proj4js) 

proj4.defs("EPSG:4633","+proj=longlat +ellps=intl +towgs84=335.47,222.58,-230.94,0,0,0,0 +no_defs +type=crs");

Definition: JSON

{
    "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
    "type": "GeographicCRS",
    "name": "IGN56 Lifou",
    "datum": {
        "type": "GeodeticReferenceFrame",
        "name": "IGN56 Lifou",
        "ellipsoid": {
            "name": "International 1924",
            "semi_major_axis": 6378388,
            "inverse_flattening": 297
        }
    },
    "coordinate_system": {
        "subtype": "ellipsoidal",
        "axis": [
            {
                "name": "Geodetic latitude",
                "abbreviation": "Lat",
                "direction": "north",
                "unit": "degree"
            },
            {
                "name": "Geodetic longitude",
                "abbreviation": "Lon",
                "direction": "east",
                "unit": "degree"
            }
        ]
    },
    "scope": "Geodesy.",
    "area": "New Caledonia - Loyalty Islands - Lifou.",
    "bbox": {
        "south_latitude": -21.24,
        "west_longitude": 166.98,
        "north_latitude": -20.62,
        "east_longitude": 167.52
    },
    "id": {
        "authority": "EPSG",
        "code": 4633
    }
}

Definition: GeoServer

4633=GEOGCS["IGN56 Lifou",DATUM["IGN56_Lifou",SPHEROID["International 1924",6378388,297],TOWGS84[335.47,222.58,-230.94,0,0,0,0]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4633"]]

Definition: MapServer - MAPfile

PROJECTION
	"proj=longlat"
	"ellps=intl"
	"towgs84=335.47,222.58,-230.94,0,0,0,0"
	"no_defs"
	"type=crs"
END

Definition: Mapnik

<?xml version="1.0" encoding="utf-8"?>
<Map srs="+proj=longlat +ellps=intl +towgs84=335.47,222.58,-230.94,0,0,0,0 +no_defs +type=crs">
	<Layer srs="+proj=longlat +ellps=intl +towgs84=335.47,222.58,-230.94,0,0,0,0 +no_defs +type=crs">
	</Layer>
</Map>

Definition: SQL (PostGIS)

INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values ( 4633, 'EPSG', 4633, '+proj=longlat +ellps=intl +towgs84=335.47,222.58,-230.94,0,0,0,0 +no_defs +type=crs', 'GEOGCS["IGN56 Lifou",DATUM["IGN56_Lifou",SPHEROID["International 1924",6378388,297],TOWGS84[335.47,222.58,-230.94,0,0,0,0]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4633"]]');