Time Range      Source Name   Position
-----------------  ------------  --------
15:57:10 17:54:50  AR8948        S15W23
18:17:01 19:44:41  AR8948        S15W23
20:11:01 21:54:51  AR8948        S15W23
22:17:14 23:49:44  AR8948        S15W23