Time Range      Source Name   Position
-----------------  ------------  --------
15:57:56 17:54:46  AR8970        S14W21
18:16:50 19:44:40  AR8970        S14W21
20:19:56 21:39:56  AR8970        S14W21
22:34:50 23:45:50  AR8970        S14W21