Time Range      Source Name   Position
-----------------  ------------  --------
15:46:41 17:37:51  AR8771        S15W52
18:03:40 19:35:50  AR8771        S15W52
20:03:37 22:13:57  AR8771        S15W52
22:38:11 23:31:51  AR8771        S15W52