EID       Date      UT       Exposure  Cont  Bkgd
(start)  (sec)     (DN)  (DN)
swp07335  07/12/79  13:05:39   1499.82   37   18
swp08793  20/04/80  15:38:08   7199.82  113   55
swp09574  23/07/80  18:37:59   4199.50   58   29
swp15473  11/11/81  04:46:35   3599.84   52   22
swp16462  02/03/82  11:24:47  11099.62  127   36
swp17721  19/08/82  17:56:29  30599.32  220   61
swp18109  25/09/82  18:35:53  10799.79  113   35
swp23435  10/07/84  07:04:12  11998.30  179   66
swp41854  17/06/91  14:42:32   3119.25   51   27
swp42622  05/10/91  06:14:34   3599.30   42   19
swp44799  28/05/92  16:36:20   2399.72   54   25
swp46091  29/10/92  07:41:21   2099.48   80   50