EPSG:CODE

GDA2020 to AHD height (1)

EPSG:7843 EPSG:5711

Coordinate Reference Systems

Remarks

File name previously called AUSGeoid2020_windows_binary.gsb. Uncertainties given in accompanying file AUSGeoid2020_20180201_error.gsb. For reversible alternative to this transformation see GDA2020 to GDA2020 + AHD height (1) (code 9466).

Frequently Asked Questions

What is the accuracy of the GDA2020 to AHD height transformation?

This transformation (EPSG:8451) has an accuracy of 0.15m using the Geographic3D to GravityRelatedHeight (AUSGeoid v2) method. Area of use: Australia Christmas and Cocos - onshore.