I made a video on this. It's effectively the "stick in the ground" method.
https://youtu.be/LbZkCKXBAx8
Or you can look at the deviation from a magnetic compass here to double check yourself:
https://www.magnetic-declination.com...EY/118140.html
You clicked here:
Latitude: 33° 54' 53.5" S
Longitude: 151° 1' 13.3" E
BANKSTOWN
Magnetic Declination: +12° 36'
Declination is POSITIVE (EAST)
Inclination: 64° 24'
Magnetic field strength: 57113.9 nT