Coordinate Reference Systems
Remarks
Reversible alternative to GDA2020 to AHD height (1) (code 8451). Uncertainties given in accompanying file AUSGeoid2020_20180201_error.gsb
Frequently Asked Questions
What is the accuracy of the GDA2020 to GDA2020 + AHD height transformation?
This transformation (EPSG:9466) has an accuracy of 0.15m using the Geog3D to Geog2D+GravityRelatedHeight (AUSGeoidv2) method. Area of use: Australia Christmas and Cocos - onshore.