Time Range      Source Name   Position
-----------------  ------------  --------
16:06:11 18:52:52  AR1087        N21W86
19:13:55 20:42:00  AR1087        N20W86
21:21:53 22:21:53  AR1087        N20W86
22:45:12 23:55:31  AR1087        N20W86