proj4.defs("EPSG:3113","+proj=tmerc +lat_0=-28 +lon_0=153 +k=0.99999 +x_0=50000 +y_0=100000 +ellps=GRS80 +nadgrids=GDA94_GDA2020_conformal_and_distortion.gsb +units=m +no_defs +type=crs");