Data source: EPSG
Information source: Eurogeographics, http://crs.bkg.bund.de/crs-eu/
Revision date: 2004-03-09
Scope: Geodesy, engineering survey, topographic mapping.
Remarks: Orthometric heights.
Area of use: Portugal - mainland - onshore.
Definition: OGC Well Known Text
VERT_DATUM["Cascais",2005, AUTHORITY["EPSG","5178"]]
Definition: OGC Well Known Text 2 (2019)
VDATUM["Cascais", ID["EPSG",5178]]
Definition: JSON
{ "$schema": "https://proj.org/schemas/v0.5/projjson.schema.json", "type": "VerticalReferenceFrame", "name": "Cascais", "scope": "Geodesy, engineering survey, topographic mapping.", "area": "Portugal - mainland - onshore.", "bbox": { "south_latitude": 36.95, "west_longitude": -9.56, "north_latitude": 42.16, "east_longitude": -6.19 }, "id": { "authority": "EPSG", "code": 5178 } }