Data source: EPSG
Information source: OSG Technical Report #10, February 2001.
Revision date: 2011-01-25
Scope: Geodesy, engineering survey, topographic mapping.
Area of use: New Zealand - South Island - between approximately 44°S and 46°S - Dunedin vertical CRS area.
WGS84 bounds:
171.28 -46.4
167.73 -43.82
Definition: OGC Well Known Text
VERT_DATUM["Dunedin 1958",2005, AUTHORITY["EPSG","5159"]]
Definition: OGC Well Known Text 2 (2019)
VDATUM["Dunedin 1958", ID["EPSG",5159]]
Definition: JSON
{ "$schema": "https://proj.org/schemas/v0.5/projjson.schema.json", "type": "VerticalReferenceFrame", "name": "Dunedin 1958", "scope": "Geodesy, engineering survey, topographic mapping.", "area": "New Zealand - South Island - between approximately 44°S and 46°S - Dunedin vertical CRS area.", "bbox": { "south_latitude": -46.4, "west_longitude": 167.73, "north_latitude": -43.82, "east_longitude": 171.28 }, "id": { "authority": "EPSG", "code": 5159 } }