Geocentric translation by Grid Interpolation (IGN)
gr3dnc02b.mnt
Developed in July 2002 and officially adopted in August 2005.
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).
Cartesian 2D CS. Axes: easting, northing (E,N). Orientations: east, north. UoM: m.
Definition: OGC Well Known Text 2 (2019)
BOUNDCRS[ SOURCECRS[ PROJCRS["IGN72 Grande Terre / UTM zone 58S", BASEGEOGCRS["IGN72 Grande Terre", DATUM["IGN72 Grande Terre", ELLIPSOID["International 1924",6378388,297, LENGTHUNIT["metre",1]]], PRIMEM["Greenwich",0, ANGLEUNIT["degree",0.0174532925199433]], ID["EPSG",4662]], 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 - Grande Terre."], BBOX[-22.45,163.92,-20.03,167.09]], ID["EPSG",3060]]], 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]], USAGE[ SCOPE["Geodesy; air, land and sea navigation and safety of life purposes."], AREA["New Caledonia - onshore and offshore. Isle de Pins, Loyalty Islands, Huon Islands, Belep archipelago, Chesterfield Islands, and Walpole."], BBOX[-26.45,156.25,-14.83,174.28]], ID["EPSG",4749]]], ABRIDGEDTRANSFORMATION["IGN72 Grande Terre to RGNC91-93 (5)", METHOD["Geocentric translation by Grid Interpolation (IGN)", ID["EPSG",1087]], PARAMETERFILE["Geocentric translation file","gr3dnc02b.mnt"], USAGE[ SCOPE["Transformation of coordinates at 0.05m level of accuracy."], AREA["New Caledonia - Grande Terre - Noumea district."], BBOX[-22.37,166.35,-22.19,166.54]], ID["EPSG",9330], REMARK["Developed in July 2002 and officially adopted in August 2005."]]]
Definition: JSON
{ "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json", "type": "BoundCRS", "source_crs": { "type": "ProjectedCRS", "name": "IGN72 Grande Terre / UTM zone 58S", "base_crs": { "name": "IGN72 Grande Terre", "datum": { "type": "GeodeticReferenceFrame", "name": "IGN72 Grande Terre", "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": 4662 } }, "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" } ] }, "id": { "authority": "EPSG", "code": 3060 } }, "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 } }, "transformation": { "name": "IGN72 Grande Terre to RGNC91-93 (5)", "method": { "name": "Geocentric translation by Grid Interpolation (IGN)", "id": { "authority": "EPSG", "code": 1087 } }, "parameters": [ { "name": "Geocentric translation file", "value": "gr3dnc02b.mnt", "id": { "authority": "EPSG", "code": 8727 } } ], "id": { "authority": "EPSG", "code": 9330 } } }
Definition: Mapnik
<?xml version="1.0" encoding="utf-8"?> <Map srs="+proj=utm +zone=58 +south +ellps=intl +units=m +no_defs +type=crs"> <Layer srs="+proj=utm +zone=58 +south +ellps=intl +units=m +no_defs +type=crs"> </Layer> </Map>