metre
Topographic mapping.
None
St Helena, Ascension and Tristan da Cunha - St Helena Island - onshore.
Data Source: EPSG v11.016 2024-08-31
Datum: Jamestown 1971
Coordinate System: vertical
Projection: Undefined
Geodetic CRS: Undefined
VERTCRS["Jamestown 1971 height", VDATUM["Jamestown 1971"], CS[vertical,1], AXIS["gravity-related height (H)",up, LENGTHUNIT["metre",1]], USAGE[ SCOPE["Topographic mapping."], AREA["St Helena, Ascension and Tristan da Cunha - St Helena Island - onshore."], BBOX[-16.08,-5.85,-15.85,-5.59]], ID["EPSG",7888]]
{ "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json", "type": "VerticalCRS", "name": "Jamestown 1971 height", "datum": { "type": "VerticalReferenceFrame", "name": "Jamestown 1971" }, "coordinate_system": { "subtype": "vertical", "axis": [ { "name": "Gravity-related height", "abbreviation": "H", "direction": "up", "unit": "metre" } ] }, "scope": "Topographic mapping.", "area": "St Helena, Ascension and Tristan da Cunha - St Helena Island - onshore.", "bbox": { "south_latitude": -16.08, "west_longitude": -5.85, "north_latitude": -15.85, "east_longitude": -5.59 }, "id": { "authority": "EPSG", "code": 7888 } }
{'crs_wkt': 'VERTCRS["Jamestown 1971 height",VDATUM["Jamestown ' '1971"],CS[vertical,1],AXIS["gravity-related height ' '(H)",up,LENGTHUNIT["metre",1]],USAGE[SCOPE["Topographic ' 'mapping."],AREA["St Helena, Ascension and Tristan da Cunha - St ' 'Helena Island - ' 'onshore."],BBOX[-16.08,-5.85,-15.85,-5.59]],ID["EPSG",7888]]', 'geopotential_datum_name': 'Jamestown 1971'}