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: 2006-08-01
Scope: Transformation of coordinates at 1m level of accuracy.
Remarks: Determined in April 1993. May be taken as approximate transformation to WGS 84 - see IGN56 Lifou to WGS 84 (3) (code 15902).
Method: Geocentric translations (geog2D domain)
Area of use: New Caledonia - Loyalty Islands - Lifou.
Description: (0,)
Definition: OGC Well Known Text 2 (2019)
COORDINATEOPERATION["IGN56 Lifou to RGNC91-93 (1)", VERSION["BGN-Ncl 1m"], SOURCECRS[ 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]], ID["EPSG",4633]]], TARGETCRS[ GEOGCRS["RGNC91-93", DATUM["Reseau Geodesique de Nouvelle Caledonie 91-93", ELLIPSOID["GRS 1980",6378137,298.257222101, 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",4749]]], METHOD["Geocentric translations (geog2D domain)", ID["EPSG",9603]], PARAMETER["X-axis translation",335.47, LENGTHUNIT["metre",1], ID["EPSG",8605]], PARAMETER["Y-axis translation",222.58, LENGTHUNIT["metre",1], ID["EPSG",8606]], PARAMETER["Z-axis translation",-230.94, LENGTHUNIT["metre",1], ID["EPSG",8607]], OPERATIONACCURACY[1.0], USAGE[ SCOPE["Transformation of coordinates at 1m level of accuracy."], AREA["New Caledonia - Loyalty Islands - Lifou."], BBOX[-21.24,166.98,-20.62,167.52]], ID["EPSG",15883], REMARK["Determined in April 1993. May be taken as approximate transformation to WGS 84 - see IGN56 Lifou to WGS 84 (3) (code 15902)."]]
Definition: PROJ.4
+proj=pipeline +step +proj=axisswap +order=2,1 +step +proj=unitconvert +xy_in=deg +xy_out=rad +step +proj=push +v_3 +step +proj=cart +ellps=intl +step +proj=helmert +x=335.47 +y=222.58 +z=-230.94 +step +inv +proj=cart +ellps=GRS80 +step +proj=pop +v_3 +step +proj=unitconvert +xy_in=rad +xy_out=deg +step +proj=axisswap +order=2,1
Definition: JavaScript (Proj4js)
proj4.defs("EPSG:15883","+proj=pipeline +step +proj=axisswap +order=2,1 +step +proj=unitconvert +xy_in=deg +xy_out=rad +step +proj=push +v_3 +step +proj=cart +ellps=intl +step +proj=helmert +x=335.47 +y=222.58 +z=-230.94 +step +inv +proj=cart +ellps=GRS80 +step +proj=pop +v_3 +step +proj=unitconvert +xy_in=rad +xy_out=deg +step +proj=axisswap +order=2,1");
Definition: JSON
{ "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json", "type": "Transformation", "name": "IGN56 Lifou to RGNC91-93 (1)", "source_crs": { "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" } ] }, "id": { "authority": "EPSG", "code": 4633 }, "remarks": "Replaced by RGNC91-93 (CRS code 4749)." }, "target_crs": { "type": "GeographicCRS", "name": "RGNC91-93", "datum": { "type": "GeodeticReferenceFrame", "name": "Reseau Geodesique de Nouvelle Caledonie 91-93", "ellipsoid": { "name": "GRS 1980", "semi_major_axis": 6378137, "inverse_flattening": 298.257222101 } }, "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": 4749 }, "remarks": "Replaces older systems IGN56 Lifou, IGN72 Grande Terre, ST87 Ouvea, IGN53 Mare, ST84 Ile des Pins, ST71 Belep and NEA74 Noumea. Replaced by RGNC15 (CRS 10310). See CRS code 10307 for alternate system with axes reversed used by DITTT for GIS purposes." }, "method": { "name": "Geocentric translations (geog2D domain)", "id": { "authority": "EPSG", "code": 9603 } }, "parameters": [ { "name": "X-axis translation", "value": 335.47, "unit": "metre", "id": { "authority": "EPSG", "code": 8605 } }, { "name": "Y-axis translation", "value": 222.58, "unit": "metre", "id": { "authority": "EPSG", "code": 8606 } }, { "name": "Z-axis translation", "value": -230.94, "unit": "metre", "id": { "authority": "EPSG", "code": 8607 } } ], "accuracy": "1.0", "scope": "Transformation of coordinates at 1m level of accuracy.", "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": 15883 }, "remarks": "Determined in April 1993. May be taken as approximate transformation to WGS 84 - see IGN56 Lifou to WGS 84 (3) (code 15902)." }
Definition: MapServer - MAPfile
PROJECTION "proj=pipeline" "step" "proj=axisswap" "order=2,1" "step" "proj=unitconvert" "xy_in=deg" "xy_out=rad" "step" "proj=push" "v_3" "step" "proj=cart" "ellps=intl" "step" "proj=helmert" "x=335.47" "y=222.58" "z=-230.94" "step" "inv" "proj=cart" "ellps=GRS80" "step" "proj=pop" "v_3" "step" "proj=unitconvert" "xy_in=rad" "xy_out=deg" "step" "proj=axisswap" "order=2,1" END
Definition: Mapnik
<?xml version="1.0" encoding="utf-8"?> <Map srs="+proj=pipeline +step +proj=axisswap +order=2,1 +step +proj=unitconvert +xy_in=deg +xy_out=rad +step +proj=push +v_3 +step +proj=cart +ellps=intl +step +proj=helmert +x=335.47 +y=222.58 +z=-230.94 +step +inv +proj=cart +ellps=GRS80 +step +proj=pop +v_3 +step +proj=unitconvert +xy_in=rad +xy_out=deg +step +proj=axisswap +order=2,1"> <Layer srs="+proj=pipeline +step +proj=axisswap +order=2,1 +step +proj=unitconvert +xy_in=deg +xy_out=rad +step +proj=push +v_3 +step +proj=cart +ellps=intl +step +proj=helmert +x=335.47 +y=222.58 +z=-230.94 +step +inv +proj=cart +ellps=GRS80 +step +proj=pop +v_3 +step +proj=unitconvert +xy_in=rad +xy_out=deg +step +proj=axisswap +order=2,1"> </Layer> </Map>
Definition: SQL (PostGIS)
INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values ( 15883, 'EPSG', 15883, '+proj=pipeline +step +proj=axisswap +order=2,1 +step +proj=unitconvert +xy_in=deg +xy_out=rad +step +proj=push +v_3 +step +proj=cart +ellps=intl +step +proj=helmert +x=335.47 +y=222.58 +z=-230.94 +step +inv +proj=cart +ellps=GRS80 +step +proj=pop +v_3 +step +proj=unitconvert +xy_in=rad +xy_out=deg +step +proj=axisswap +order=2,1', 'None');