LINZ: Find geodetic marks

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Search for geodetic marks

The Geodetic Database can be used to search for and download information about 133372 geodetic marks in New Zealand, the Chatham Islands, and Antarctica.

The database can be accessed by searching on a map or by using a text only version.

Fill in the criteria for the marks you want to search for below, then press one of the buttons to get a list of matching geodetic marks.

Search by name

If you know the geodetic code or name of the mark you are interested in, enter this information here

Geodetic code(s):	If you enter a geodetic code then all other information on this form is ignored.
Name:	There may be some spelling mistakes Some words may be incomplete (eg SMITH instead of SMITHS)

Search by location

If you know roughly where the mark is you can

either	enter the midpoint and extents of a search range Coordinate system Northing/Latitude: Easting/Longitude: Extents (m):
or	enter Topo50 map sheet: (eg BM37)

Order of coordinates

You can filter the returned marks by specifying acceptable orders for the coordinates of the marks returned.

Click on the column headings to learn more about the orders of coordinates.

NZGD2000 order
  Zero order
  First order
  Second order
  Third order
  Fourth order
  Fifth order
  Lower orders

NZVD2016 vertical order
  First order
  Second order
  Third order
  Fourth order
  Fifth order