EID       Date      UT       Exposure  Cont  Bkgd
(start)  (sec)     (DN)  (DN)
swp01600  22/05/78  05:54:00    299.70  255   20
swp01687  01/06/78  23:19:00    119.47  158   16
swp10760  05/12/80  11:55:02   3599.84   43   23
swp10778  07/12/80  15:51:59   2999.78   51   20
swp13456  10/03/81  22:44:05   5399.63  139   37
swp13457  11/03/81  01:29:23   2999.78   55   33
swp14336  26/06/81  16:23:15     89.57  132   17
swp14389  03/07/81  17:18:12    318.97  166   22
swp14635  03/08/81  10:57:41   2399.72   96   67
swp14636  03/08/81  12:28:58   2999.78  135   96
swp14637  03/08/81  14:19:48   2399.72  142  102
swp39280  22/07/90  11:44:56     29.77   78   16
swp39281  22/07/90  12:55:25    179.68  255   19
swp41664  19/05/91  20:53:07     29.77   75   16
swp41707  27/05/91  16:22:13    179.68  255   24
swp41708  27/05/91  17:11:57    358.42  255   30
swp46620  30/12/92  13:42:15     59.67  143   15
swp46621  30/12/92  14:26:21   1799.65  255   31
swp49619  18/12/93  15:33:40   1199.59   49   19
swp50117  01/03/94  06:33:24   1799.65  121   19
swp50475  04/04/94  05:54:11   1799.65   36   18
swp50476  04/04/94  07:17:39   1799.65   68   19
swp51643  29/07/94  00:28:38   1799.65   69   19
swp51644  29/07/94  01:47:45   1199.59   35   17
swp53183  25/12/94  12:07:08    599.52   39   17
swp53184  25/12/94  15:08:49   3599.84   68   30
swp53975  25/02/95  10:00:40   1799.65   57   18
swp53976  25/02/95  11:03:43   1799.65  120   19
swp55288  15/07/95  00:59:29   1799.65   60   19
swp57563  19/07/96  16:44:47     59.67  137   16