Time Range      Source Name   Position
-----------------  ------------  --------
16:17:09 16:25:07  AR 837        S10W31
16:35:32 19:07:49  AR 837        S11W31
19:30:53 19:43:02  AR 837        S11W31
19:55:33 21:01:51  AR 837        S11W31
21:28:53 22:45:50  AR 837        S11W31
23:09:19 23:25:47  AR 837        S11W31