Time Range      Source Name   Position
-----------------  ------------  --------
16:14:11 19:29:48  AR1057        N16W04
19:51:59 20:50:58  AR1057        N16W04
21:30:00 22:46:49  AR1057        N16W04
23:08:59 23:52:52  AR1057        N16W04