3 ms·
If the app is indeed able to have a fairly accurate height value, it just needs the turning point height in order to calculate speed, duration of fall, and the
by Stately 13y ago
If the app is indeed able to have a fairly accurate height value, it just needs the turning point height in order to calculate speed, duration of fall, and the (more or lees) exact time of impact. So it could transmit the value whenever it detects that the phone has stopped moving upwards.
- Thrymr 13y agoYou're not going to get the turning point from accelerometer data, as the phone is in free fall the whole time. The non-zero acceleration will be on takeoff & landing (or launch & catch, or impact...).