epoch,value,sigma,units,freq,rcvr,xmit 2003-10-04 01:08:00,56348884.78,1.000,us,2380,-1,-1 2003-10-04 02:01:00,56101229.8,1.000,us,2380,-1,-1 2003-10-07 00:42:00,37249206.77,0.500,us,2380,-1,-1 2003-10-10 22:30:00,76039.0,1.000,Hz,8560,-14,-14