Time Range      Source Name   Position
-----------------  ------------  --------
16:11:11 18:07:49  AR 639        N08W47
18:30:31 19:28:50  AR 639        N08W47
19:55:31 19:58:22  AR 639        N08W47
20:04:19 20:35:38  AR 639        N08W47
20:44:18 21:37:46  AR 639        N08W47
22:01:44 23:52:51  AR 639        N07W47