metre
EPSG
General Directorate of Land, http://www.dgterritorio.pt/
2023-08-07
Geodesy, engineering survey, topographic mapping.
32.64 -16.85
32.35 -17.31
32.93 -16.4
-17.31 32.35
-16.4 32.93
Definition: OGC Well Known Text 2 (2019)
VERTCRS["Cais da Pontinha height", VDATUM["Cais da Pontinha"], CS[vertical,1], AXIS["gravity-related height (H)",up, LENGTHUNIT["metre",1]], USAGE[ SCOPE["Geodesy, engineering survey, topographic mapping."], AREA["Portugal - Madeira and Desertas islands - onshore."], BBOX[32.35,-17.31,32.93,-16.4]], ID["EPSG",6178]]
Definition: JSON
{ "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json", "type": "VerticalCRS", "name": "Cais da Pontinha height", "datum": { "type": "VerticalReferenceFrame", "name": "Cais da Pontinha" }, "coordinate_system": { "subtype": "vertical", "axis": [ { "name": "Gravity-related height", "abbreviation": "H", "direction": "up", "unit": "metre" } ] }, "scope": "Geodesy, engineering survey, topographic mapping.", "area": "Portugal - Madeira and Desertas islands - onshore.", "bbox": { "south_latitude": 32.35, "west_longitude": -17.31, "north_latitude": 32.93, "east_longitude": -16.4 }, "id": { "authority": "EPSG", "code": 6178 } }
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 ( 6178, 'EPSG', 6178, '+vunits=m +no_defs +type=crs', 'VERT_CS["Cais da Pontinha height",VERT_DATUM["Cais da Pontinha",2005,AUTHORITY["EPSG","1101"]],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Gravity-related height",UP],AUTHORITY["EPSG","6178"]]');