On a phone, tap “Turn on compass” and allow motion & orientation access, then aim the top of your phone at a bright point of light.
You're pointing at
—
Also near where you're aiming
Positions computed on your device (P. Schlyter method) for the Andromeda Observatory. Only the Sun, Moon, planets, bright stars and showpiece objects are matched — faint stars aren't listed. Compass accuracy depends on your phone; wave it in a figure-8 to calibrate.