metre
Dansk Vertikal Reference 1990 ensemble
EPSG
Agency for Data Supply and Infrastructure; https://www.sdfi.dk
2023-11-30
Engineering survey, topographic mapping.
Reference for all realizations of DVR90 without distinction: DVR90(2000), DVR90(2002), DVR90(2013) and DVR90(2023).
Definition: OGC Well Known Text 2 (2019)
VERTCRS["DVR90 height", VDATUM["Dansk Vertikal Reference 1990"], CS[vertical,1], AXIS["gravity-related height (H)",up, LENGTHUNIT["metre",1]], USAGE[ SCOPE["Engineering survey, topographic mapping."], AREA["Denmark - onshore."], BBOX[54.51,8,57.8,15.25]], ID["EPSG",5799]]
Definition: JSON
{ "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json", "type": "VerticalCRS", "name": "DVR90 height", "datum": { "type": "VerticalReferenceFrame", "name": "Dansk Vertikal Reference 1990" }, "coordinate_system": { "subtype": "vertical", "axis": [ { "name": "Gravity-related height", "abbreviation": "H", "direction": "up", "unit": "metre" } ] }, "scope": "Engineering survey, topographic mapping.", "area": "Denmark - onshore.", "bbox": { "south_latitude": 54.51, "west_longitude": 8, "north_latitude": 57.8, "east_longitude": 15.25 }, "id": { "authority": "EPSG", "code": 5799 } }
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 ( 5799, 'EPSG', 5799, '+vunits=m +no_defs +type=crs', 'VERT_CS["DVR90 height",VERT_DATUM["Dansk Vertikal Reference 1990",2005,AUTHORITY["EPSG","5206"]],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Gravity-related height",UP],AUTHORITY["EPSG","5799"]]');