Geocentric translations (geog2D domain)
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.
Service Topographique de la Nouvelle Caledonie, Direction des Infrastructures, de la Topographie et des Transports Terrestres. www.dittt.gouv.nc
2023-01-17
metre
EPSG
Service Topographique de la Nouvelle Caledonie, Direction des Infrastructures, de la Topographie et des Transports Terrestres. www.dittt.gouv.nc
2006-07-21
Engineering survey, topographic mapping.
Replaced by RGNC91-93 / Lambert Caledonie (CRS code 3163).
New Caledonia - Loyalty Islands - Lifou.
Cartesian 2D CS. Axes: easting, northing (E,N). Orientations: east, north. UoM: m.
734298.17 7684178.27
705782.78 7649426.26
762926.5 7718872.27
166.98 -21.24
167.52 -20.62
Definition: OGC Well Known Text
PROJCS["IGN56 Lifou / UTM zone 58S", 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"]], PROJECTION["Transverse_Mercator"], PARAMETER["latitude_of_origin",0], PARAMETER["central_meridian",165], PARAMETER["scale_factor",0.9996], PARAMETER["false_easting",500000], PARAMETER["false_northing",10000000], UNIT["metre",1, AUTHORITY["EPSG","9001"]], AXIS["Easting",EAST], AXIS["Northing",NORTH], AUTHORITY["EPSG","2981"]]
Definition: OGC Well Known Text 2 (2019)
PROJCRS["IGN56 Lifou / UTM zone 58S", BASEGEOGCRS["IGN56 Lifou", DATUM["IGN56 Lifou", ELLIPSOID["International 1924",6378388,297, LENGTHUNIT["metre",1]]], PRIMEM["Greenwich",0, ANGLEUNIT["degree",0.0174532925199433]], ID["EPSG",4633]], CONVERSION["UTM zone 58S", METHOD["Transverse Mercator", ID["EPSG",9807]], PARAMETER["Latitude of natural origin",0, ANGLEUNIT["degree",0.0174532925199433], ID["EPSG",8801]], PARAMETER["Longitude of natural origin",165, ANGLEUNIT["degree",0.0174532925199433], ID["EPSG",8802]], PARAMETER["Scale factor at natural origin",0.9996, SCALEUNIT["unity",1], ID["EPSG",8805]], PARAMETER["False easting",500000, LENGTHUNIT["metre",1], ID["EPSG",8806]], PARAMETER["False northing",10000000, LENGTHUNIT["metre",1], ID["EPSG",8807]]], CS[Cartesian,2], AXIS["(E)",east, ORDER[1], LENGTHUNIT["metre",1]], AXIS["(N)",north, ORDER[2], LENGTHUNIT["metre",1]], USAGE[ SCOPE["Engineering survey, topographic mapping."], AREA["New Caledonia - Loyalty Islands - Lifou."], BBOX[-21.24,166.98,-20.62,167.52]], ID["EPSG",2981]]
Definition: ESRI Well Known Text
PROJCS["IGN56_Lifou_UTM_58S", GEOGCS["GCS_IGN56_Lifou", DATUM["D_IGN56_Lifou", SPHEROID["International_1924",6378388.0,297.0]], PRIMEM["Greenwich",0.0], UNIT["Degree",0.0174532925199433]], PROJECTION["Transverse_Mercator"], PARAMETER["False_Easting",500000.0], PARAMETER["False_Northing",10000000.0], PARAMETER["Central_Meridian",165.0], PARAMETER["Scale_Factor",0.9996], PARAMETER["Latitude_Of_Origin",0.0], UNIT["Meter",1.0]]
Definition: JSON
{ "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json", "type": "ProjectedCRS", "name": "IGN56 Lifou / UTM zone 58S", "base_crs": { "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 } }, "conversion": { "name": "UTM zone 58S", "method": { "name": "Transverse Mercator", "id": { "authority": "EPSG", "code": 9807 } }, "parameters": [ { "name": "Latitude of natural origin", "value": 0, "unit": "degree", "id": { "authority": "EPSG", "code": 8801 } }, { "name": "Longitude of natural origin", "value": 165, "unit": "degree", "id": { "authority": "EPSG", "code": 8802 } }, { "name": "Scale factor at natural origin", "value": 0.9996, "unit": "unity", "id": { "authority": "EPSG", "code": 8805 } }, { "name": "False easting", "value": 500000, "unit": "metre", "id": { "authority": "EPSG", "code": 8806 } }, { "name": "False northing", "value": 10000000, "unit": "metre", "id": { "authority": "EPSG", "code": 8807 } } ] }, "coordinate_system": { "subtype": "Cartesian", "axis": [ { "name": "Easting", "abbreviation": "E", "direction": "east", "unit": "metre" }, { "name": "Northing", "abbreviation": "N", "direction": "north", "unit": "metre" } ] }, "scope": "Engineering survey, topographic mapping.", "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": 2981 } }
Definition: GeoServer
2981=PROJCS["IGN56 Lifou / UTM zone 58S",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"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",0],PARAMETER["central_meridian",165],PARAMETER["scale_factor",0.9996],PARAMETER["false_easting",500000],PARAMETER["false_northing",10000000],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["EPSG","2981"]]
Definition: Mapnik
<?xml version="1.0" encoding="utf-8"?> <Map srs="+proj=utm +zone=58 +south +ellps=intl +towgs84=335.47,222.58,-230.94,0,0,0,0 +units=m +no_defs +type=crs"> <Layer srs="+proj=utm +zone=58 +south +ellps=intl +towgs84=335.47,222.58,-230.94,0,0,0,0 +units=m +no_defs +type=crs"> </Layer> </Map>
Definition: SQL (PostGIS)
INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values ( 2981, 'EPSG', 2981, '+proj=utm +zone=58 +south +ellps=intl +towgs84=335.47,222.58,-230.94,0,0,0,0 +units=m +no_defs +type=crs', 'PROJCS["IGN56 Lifou / UTM zone 58S",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"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",0],PARAMETER["central_meridian",165],PARAMETER["scale_factor",0.9996],PARAMETER["false_easting",500000],PARAMETER["false_northing",10000000],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["EPSG","2981"]]');