EID       Date      UT       Exposure  Cont  Bkgd
(start)  (sec)     (DN)  (DN)
swp13550  22/03/81  21:24:04   2099.48  255   30
swp17235  16/06/82  18:04:01   1199.59  201  118
swp18639  23/11/82  21:36:48    599.52   81   17
swp18640  23/11/82  22:13:26   3599.84  255   23
swp20271  20/06/83  14:42:02    599.52   96   29
swp20272  20/06/83  15:26:47    599.52  101   32
swp20273  20/06/83  16:13:15    599.52  106   36
swp20274  20/06/83  16:56:58    599.52  112   46
swp22944  08/05/84  08:02:45    539.72   75   17
swp22945  08/05/84  08:38:57    539.72   77   18
swp22946  08/05/84  09:15:02    539.72   78   18
swp22947  08/05/84  09:51:15    539.72   77   18
swp22948  08/05/84  10:27:30    539.72   78   18
swp22949  08/05/84  11:06:33    539.72   77   17
swp33848  02/07/88  18:30:42   1019.77  128   18
swp33850  03/07/88  10:19:48   1259.80  159   22
swp44986  23/06/92  15:45:30   1199.59  138   18
swp44987  23/06/92  16:52:59   1499.82  178   19
swp50086  23/02/94  02:09:09   1499.82   83   17
swp50913  27/05/94  17:06:01    599.52   84   23
swp50914  27/05/94  18:12:54    599.52   81   18
swp50915  27/05/94  19:20:00    599.52   79   16
swp50916  27/05/94  20:27:02    599.52   79   16