Time Range      Source Name   Position
-----------------  ------------  --------
15:53:11 18:39:39  AR 818        S06W46
19:09:21 20:20:46  AR 820        S16W38
20:46:23 22:03:12  AR 820        S16W38
22:25:27 23:32:33  AR 820        S16W38