Geodesy, engineering survey.
Replaced by ODN (Offshore) height (CRS code 7707) in 2016.
United Kingdom (UK) - Great Britain - Scotland - North Rona onshore.
59.13 -5.83
59.07 -5.92
59.19 -5.73
-5.92 59.07
-5.73 59.19
Definition: OGC Well Known Text 2 (2019)
VERTCRS["North Rona height", VDATUM["North Rona"], CS[vertical,1], AXIS["gravity-related height (H)",up, LENGTHUNIT["metre",1]], USAGE[ SCOPE["Geodesy, engineering survey."], AREA["United Kingdom (UK) - Great Britain - Scotland - North Rona onshore."], BBOX[59.07,-5.92,59.19,-5.73]], ID["EPSG",5745]]
Definition: JSON
{ "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json", "type": "VerticalCRS", "name": "North Rona height", "datum": { "type": "VerticalReferenceFrame", "name": "North Rona" }, "coordinate_system": { "subtype": "vertical", "axis": [ { "name": "Gravity-related height", "abbreviation": "H", "direction": "up", "unit": "metre" } ] }, "scope": "Geodesy, engineering survey.", "area": "United Kingdom (UK) - Great Britain - Scotland - North Rona onshore.", "bbox": { "south_latitude": 59.07, "west_longitude": -5.92, "north_latitude": 59.19, "east_longitude": -5.73 }, "id": { "authority": "EPSG", "code": 5745 } }
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 ( 5745, 'EPSG', 5745, '+vunits=m +no_defs +type=crs', 'VERT_CS["North Rona height",VERT_DATUM["North Rona",2005,AUTHORITY["EPSG","5143"]],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Gravity-related height",UP],AUTHORITY["EPSG","5745"]]');