Time Range      Source Name   Position
-----------------  ------------  --------
15:43:11 18:29:52  AR1121        S18E09
18:51:31 19:52:15  AR1121        S18E09
20:30:29 21:48:51  AR1121        S18E09
22:11:37 23:33:42  AR1121        S18E09