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mutaku/fitbit_pedaling.py

Last active December 28, 2015 22:49
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fitbit_pedaling.py
In [1]: # Cadence measured by count ~10x during ride
In [2]: # Averaged 102 rpm (with a range of 96-122)
In [3]: 102 * 30 # rpm * min
Out[3]: 3060
In [4]: 17 + 133 + 89 # steps measured by fitbit intervals
Out[4]: 239
In [5]: 239.0 / 3060 # fitbit steps per rotation of pedal
Out[5]: 0.07810457516339869
In [6]: 3060. / 239 # rotations per fitbit step
Out[6]: 12.803347280334728
In [8]: 90 * 120 * 0.078 # estimated steps 2hr road ride
Out[8]: 842.4
In [9]: 90 * 180 * 0.078 # estimated steps 3hr road ride
Out[9]: 1263.6
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