Thus, in this variant of the implementation, a “trip computer” module can be provided as a software application on the device to compute {HEAD ~ various distances}, compass bearings and {TAIL ~ times} 
Thus , in this variant of the implementation , a “ trip computer ” module can be provided as a software application on the device to compute { HEAD ~ various distances } , compass bearings and { TAIL ~ times }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL