Underground

Power Spectrum

London tube, iPhone on left pocket

Length

300s

Sampling Rate

100Hz

Acquisition Kit

iPhone
Mean

Mean X

-0.30 g

Mean Y

1.06 g

Mean Z

0.09 g
Std

Std X

0.00 g

Std Y

0.00 g

Std Z

0.01 g
RMS

RMS X

0.09 g

RMS Y

1.12 g

RMS Z

0.02 g