EPSG
General Directorate of Land, http://www.dgterritorio.pt/
2023-08-07
Geodesy, engineering survey, topographic mapping.
Orthometric heights.
Definition: JSON
{ "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json", "type": "VerticalReferenceFrame", "name": "Cais da Pontinha", "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": 1101 } }