Time Range      Source Name   Position
-----------------  ------------  --------
17:06:09 17:54:49  AR9987        S15W13
18:16:22 19:27:50  AR9987        S15W13
19:53:22 21:09:46  AR9987        S15W13
21:31:21 23:47:53  AR9987        S15W13