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Geodetic CRS: ST87 Ouvea
Datum: ST87 Ouvea
Ellipsoid: WGS 84
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: 2006-07-31
Scope: Transformation of coordinates at 0.1m level of accuracy.
Remarks: Determined in December 1999.
Method: Coordinate Frame rotation (geog2D domain)
Area of use: New Caledonia - Loyalty Islands - Ouvea.
Description: (0,)
Definition: OGC Well Known Text 2 (2019)
COORDINATEOPERATION["ST87 Ouvea to RGNC91-93 (2)", VERSION["BGN-Ncl 0.1m"], SOURCECRS[ GEOGCRS["ST87 Ouvea", DATUM["ST87 Ouvea", ELLIPSOID["WGS 84",6378137,298.257223563, 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",4750]]], 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["Coordinate Frame rotation (geog2D domain)", ID["EPSG",9607]], PARAMETER["X-axis translation",-122.386, LENGTHUNIT["metre",1], ID["EPSG",8605]], PARAMETER["Y-axis translation",-188.707, LENGTHUNIT["metre",1], ID["EPSG",8606]], PARAMETER["Z-axis translation",103.334, LENGTHUNIT["metre",1], ID["EPSG",8607]], PARAMETER["X-axis rotation",-3.511, ANGLEUNIT["arc-second",4.84813681109536E-06], ID["EPSG",8608]], PARAMETER["Y-axis rotation",4.9665, ANGLEUNIT["arc-second",4.84813681109536E-06], ID["EPSG",8609]], PARAMETER["Z-axis rotation",5.7048, ANGLEUNIT["arc-second",4.84813681109536E-06], ID["EPSG",8610]], PARAMETER["Scale difference",4.4799, SCALEUNIT["parts per million",1E-06], ID["EPSG",8611]], OPERATIONACCURACY[0.1], USAGE[ SCOPE["Transformation of coordinates at 0.1m level of accuracy."], AREA["New Caledonia - Loyalty Islands - Ouvea."], BBOX[-20.77,166.44,-20.34,166.71]], ID["EPSG",15892], REMARK["Determined in December 1999."]]
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=WGS84 +step +proj=helmert +x=-122.386 +y=-188.707 +z=103.334 +rx=-3.511 +ry=4.9665 +rz=5.7048 +s=4.4799 +convention=coordinate_frame +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:15892","+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=WGS84 +step +proj=helmert +x=-122.386 +y=-188.707 +z=103.334 +rx=-3.511 +ry=4.9665 +rz=5.7048 +s=4.4799 +convention=coordinate_frame +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": "ST87 Ouvea to RGNC91-93 (2)", "source_crs": { "type": "GeographicCRS", "name": "ST87 Ouvea", "datum": { "type": "GeodeticReferenceFrame", "name": "ST87 Ouvea", "ellipsoid": { "name": "WGS 84", "semi_major_axis": 6378137, "inverse_flattening": 298.257223563 } }, "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": 4750 }, "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": "Coordinate Frame rotation (geog2D domain)", "id": { "authority": "EPSG", "code": 9607 } }, "parameters": [ { "name": "X-axis translation", "value": -122.386, "unit": "metre", "id": { "authority": "EPSG", "code": 8605 } }, { "name": "Y-axis translation", "value": -188.707, "unit": "metre", "id": { "authority": "EPSG", "code": 8606 } }, { "name": "Z-axis translation", "value": 103.334, "unit": "metre", "id": { "authority": "EPSG", "code": 8607 } }, { "name": "X-axis rotation", "value": -3.511, "unit": { "type": "AngularUnit", "name": "arc-second", "conversion_factor": 4.84813681109536e-06 }, "id": { "authority": "EPSG", "code": 8608 } }, { "name": "Y-axis rotation", "value": 4.9665, "unit": { "type": "AngularUnit", "name": "arc-second", "conversion_factor": 4.84813681109536e-06 }, "id": { "authority": "EPSG", "code": 8609 } }, { "name": "Z-axis rotation", "value": 5.7048, "unit": { "type": "AngularUnit", "name": "arc-second", "conversion_factor": 4.84813681109536e-06 }, "id": { "authority": "EPSG", "code": 8610 } }, { "name": "Scale difference", "value": 4.4799, "unit": { "type": "ScaleUnit", "name": "parts per million", "conversion_factor": 1e-06 }, "id": { "authority": "EPSG", "code": 8611 } } ], "accuracy": "0.1", "scope": "Transformation of coordinates at 0.1m level of accuracy.", "area": "New Caledonia - Loyalty Islands - Ouvea.", "bbox": { "south_latitude": -20.77, "west_longitude": 166.44, "north_latitude": -20.34, "east_longitude": 166.71 }, "id": { "authority": "EPSG", "code": 15892 }, "remarks": "Determined in December 1999." }
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=WGS84" "step" "proj=helmert" "x=-122.386" "y=-188.707" "z=103.334" "rx=-3.511" "ry=4.9665" "rz=5.7048" "s=4.4799" "convention=coordinate_frame" "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=WGS84 +step +proj=helmert +x=-122.386 +y=-188.707 +z=103.334 +rx=-3.511 +ry=4.9665 +rz=5.7048 +s=4.4799 +convention=coordinate_frame +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=WGS84 +step +proj=helmert +x=-122.386 +y=-188.707 +z=103.334 +rx=-3.511 +ry=4.9665 +rz=5.7048 +s=4.4799 +convention=coordinate_frame +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 ( 15892, 'EPSG', 15892, '+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=WGS84 +step +proj=helmert +x=-122.386 +y=-188.707 +z=103.334 +rx=-3.511 +ry=4.9665 +rz=5.7048 +s=4.4799 +convention=coordinate_frame +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');
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