Geodesy, engineering survey.
Replaced by ODN (Offshore) height (CRS code 7707) in 2016.
United Kingdom (UK) - Great Britain - Scotland - Fair Isle onshore.
59.53 -1.63
59.45 -1.76
59.6 -1.5
-1.76 59.45
-1.5 59.6
Definition: OGC Well Known Text 2 (2019)
VERTCRS["Fair Isle height", VDATUM["Fair Isle"], CS[vertical,1], AXIS["gravity-related height (H)",up, LENGTHUNIT["metre",1]], USAGE[ SCOPE["Geodesy, engineering survey."], AREA["United Kingdom (UK) - Great Britain - Scotland - Fair Isle onshore."], BBOX[59.45,-1.76,59.6,-1.5]], ID["EPSG",5741]]
Definition: JSON
{ "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json", "type": "VerticalCRS", "name": "Fair Isle height", "datum": { "type": "VerticalReferenceFrame", "name": "Fair Isle" }, "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 - Fair Isle onshore.", "bbox": { "south_latitude": 59.45, "west_longitude": -1.76, "north_latitude": 59.6, "east_longitude": -1.5 }, "id": { "authority": "EPSG", "code": 5741 } }
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 ( 5741, 'EPSG', 5741, '+vunits=m +no_defs +type=crs', 'VERT_CS["Fair Isle height",VERT_DATUM["Fair Isle",2005,AUTHORITY["EPSG","5139"]],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Gravity-related height",UP],AUTHORITY["EPSG","5741"]]');