I don’t know how it does it but earth rotation speed will be different at different latitudes and elevations. Theoretically, a device sensitive enough might be able to determine precise location from just rotation speed and a very accurate geoid.
I don’t know how it does it but earth rotation speed will be different at different latitudes and elevations. Theoretically, a device sensitive enough might be able to determine precise location from just rotation speed and a very accurate geoid.