Time Range      Source Name   Position
-----------------  ------------  --------
16:17:09 16:18:55  AR 837        S10W17
16:57:25 18:59:36  AR 837        S10W17
19:30:53 21:01:45  AR 837        S10W17
21:28:53 22:45:50  AR 837        S10W17
23:09:22 23:25:50  AR 837        S10W17