Time Range      Source Name   Position
-----------------  ------------  --------
15:57:21 17:54:41  AR8948        S15W61
18:17:00 19:44:40  AR8948        S15W61
20:11:03 21:19:33  AR8948        S15W61
22:17:28 23:11:28  AR8948        S15W61