Coordinate Reference Systems
Remarks
Derived at 923 control points. Mean offset 0.34m, standard deviation 0.041m, maximum difference from mean 0.149m. Supersedes NZVD2016 height to Lyttelton 1937 height (1) (code 7865) after change of grid file format.
Frequently Asked Questions
What is the accuracy of the NZVD2016 height to Lyttelton 1937 height transformation?
This transformation (EPSG:9317) has an accuracy of 0.01m using the Vertical Offset by Grid Interpolation (gtx) method. Area of use: New Zealand - South Island - Lyttleton vcrs.