Name: ETRS89-NOR [EUREF89] to NGO 1948 (2)
Method: Geographic2D Offsets by TIN Interpolation (JSON)
Grid Files: no_kv_ETRS89NO_NGO48_TIN.json
Remarks:
Information source: Norwegian Mapping Authority (Statens Kartverk).
Revision date: 2025-09-12
Unit: metre
Geodetic CRS: ETRS89-NOR [EUREF89]
Datum: ETRS89-NOR [EUREF89]
Ellipsoid: GRS 1980
Prime meridian: Greenwich
Data source: EPSG
Information source: Norwegian Mapping Authority, https://www.kartverket.no/
Revision date: 2025-09-12
Scope: Engineering survey, topographic mapping.
Remarks: CRS code 25830 based on any realization of ETRS89 may differ from this Norway-specific realization of ETRS89 by a few centimetres. See ETRS89-NOR [EUREF89] / UTM zone 30N (N-E) (CRS code 11012) for alternative CRS with north-east axis order.
Area of use: Norway including Svalbard - west of 0°E.
Coordinate system: Cartesian 2D CS. Axes: easting, northing (E,N). Orientations: east, north. UoM: m.
Center coordinates
1485039.59 7324916.21
Projected bounds:
764676.11 6441530.18
2475412.88 8249079.89
WGS84 bounds:
4.39 57.9
31.32 71.24
Definition: OGC Well Known Text 2 (2019)
BOUNDCRS[ SOURCECRS[ PROJCRS["ETRS89-NOR [EUREF89] / UTM zone 30N", BASEGEOGCRS["ETRS89-NOR [EUREF89]", DATUM["ETRS89-NOR [EUREF89]", ELLIPSOID["GRS 1980",6378137,298.257222101, LENGTHUNIT["metre",1]], ANCHOREPOCH[1995]], PRIMEM["Greenwich",0, ANGLEUNIT["degree",0.0174532925199433]], ID["EPSG",10875]], CONVERSION["UTM zone 30N", METHOD["Transverse Mercator", ID["EPSG",9807]], PARAMETER["Latitude of natural origin",0, ANGLEUNIT["degree",0.0174532925199433], ID["EPSG",8801]], PARAMETER["Longitude of natural origin",-3, 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",0, 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["Norway including Svalbard - west of 0°E."], BBOX[63.47,-3.35,80.49,0]], ID["EPSG",11020]]], TARGETCRS[ GEOGCRS["NGO 1948", DATUM["NGO 1948", ELLIPSOID["Bessel Modified",6377492.018,299.1528128, 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["Norway - onshore."], BBOX[57.9,4.39,71.24,31.32]], ID["EPSG",4273]]], ABRIDGEDTRANSFORMATION["ETRS89-NOR [EUREF89] to NGO 1948 (2)", METHOD["Geographic2D Offsets by TIN Interpolation (JSON)", ID["EPSG",1145]], PARAMETERFILE["TIN offset file","no_kv_ETRS89NO_NGO48_TIN.json"], USAGE[ SCOPE["Transformation of coordinates at 0.1m level of accuracy."], AREA["Norway - onshore."], BBOX[57.9,4.39,71.24,31.32]], ID["EPSG",10854]]]
Definition: JSON
{ "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json", "type": "BoundCRS", "source_crs": { "type": "ProjectedCRS", "name": "ETRS89-NOR [EUREF89] / UTM zone 30N", "base_crs": { "type": "GeographicCRS", "name": "ETRS89-NOR [EUREF89]", "datum": { "type": "GeodeticReferenceFrame", "name": "ETRS89-NOR [EUREF89]", "anchor_epoch": 1995, "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": 10875 } }, "conversion": { "name": "UTM zone 30N", "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": -3, "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": 0, "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": 11020 } }, "target_crs": { "type": "GeographicCRS", "name": "NGO 1948", "datum": { "type": "GeodeticReferenceFrame", "name": "NGO 1948", "ellipsoid": { "name": "Bessel Modified", "semi_major_axis": 6377492.018, "inverse_flattening": 299.1528128 } }, "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": 4273 } }, "transformation": { "name": "ETRS89-NOR [EUREF89] to NGO 1948 (2)", "method": { "name": "Geographic2D Offsets by TIN Interpolation (JSON)", "id": { "authority": "EPSG", "code": 1145 } }, "parameters": [ { "name": "TIN offset file", "value": "no_kv_ETRS89NO_NGO48_TIN.json", "id": { "authority": "EPSG", "code": 1064 } } ], "id": { "authority": "EPSG", "code": 10854 } } }
Definition: Mapnik
<?xml version="1.0" encoding="utf-8"?> <Map srs="+proj=utm +zone=30 +ellps=GRS80 +units=m +no_defs +type=crs"> <Layer srs="+proj=utm +zone=30 +ellps=GRS80 +units=m +no_defs +type=crs"> </Layer> </Map>