Source: EPSG:9464 — GDA94 + AHD height
compound horizontal + vertical reference system · Area of use: Australia Christmas and Cocos - onshore
+proj=longlat +ellps=GRS80 +geoidgrids=au_ga_AUSGeoid2020_20180201.tif +geoid_crs=WGS84 +vunits=m +no_defs +type=crsMore about EPSG:9464 →