proj4.defs("EPSG:10461","+proj=tmerc +lat_0=0 +lon_0=128.75 +k=1.0000165 +x_0=50000 +y_0=2000000 +ellps=GRS80 +nadgrids=GDA94_GDA2020_conformal_and_distortion.gsb +units=m +no_defs +type=crs");