Geodesy, engineering survey.
Replaces NN54 height (CRS code 5776).
Definition: OGC Well Known Text 2 (2019)
VERTCRS["NN2000 height", DYNAMIC[ FRAMEEPOCH[2000]], VDATUM["Norway Normal Null 2000"], CS[vertical,1], AXIS["gravity-related height (H)",up, LENGTHUNIT["metre",1]], USAGE[ SCOPE["Geodesy, engineering survey."], AREA["Norway - onshore."], BBOX[57.9,4.39,71.24,31.32]], ID["EPSG",5941]]
Definition: JSON
{ "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json", "type": "VerticalCRS", "name": "NN2000 height", "datum": { "type": "DynamicVerticalReferenceFrame", "name": "Norway Normal Null 2000", "frame_reference_epoch": 2000 }, "coordinate_system": { "subtype": "vertical", "axis": [ { "name": "Gravity-related height", "abbreviation": "H", "direction": "up", "unit": "metre" } ] }, "scope": "Geodesy, engineering survey.", "area": "Norway - onshore.", "bbox": { "south_latitude": 57.9, "west_longitude": 4.39, "north_latitude": 71.24, "east_longitude": 31.32 }, "id": { "authority": "EPSG", "code": 5941 } }
Definition: Mapnik
<?xml version="1.0" encoding="utf-8"?> <Map srs="+vunits=m +no_defs +type=crs"> <Layer srs="+vunits=m +no_defs +type=crs"> </Layer> </Map>
Definition: SQL (PostGIS)
INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values ( 5941, 'EPSG', 5941, '+vunits=m +no_defs +type=crs', 'VERT_CS["NN2000 height",VERT_DATUM["Norway Normal Null 2000",2005,AUTHORITY["EPSG","1096"]],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Gravity-related height",UP],AUTHORITY["EPSG","5941"]]');