Time Range      Source Name   Position
-----------------  ------------  --------
15:53:10 18:39:38  AR 818        S06W19
19:09:18 20:20:51  AR 818        S06W19
20:46:18 22:02:51  AR 818        S06W19
22:25:27 23:32:32  AR 818        S06W19