EID       Date      UT       Exposure  Cont  Bkgd
(start)  (sec)     (DN)  (DN)
swp13859  01/05/81  09:08:51  17999.74   87   47
swp14634  03/08/81  02:26:42  26399.82  113   67
swp24086  30/09/84  15:19:44   9239.63   80   36
swp39472  16/08/90  16:52:05  18839.83   79   38
swp39502  20/08/90  15:08:59  22799.84   91   51
swp39540  26/08/90  18:21:02  15299.66   60   34
swp39555  31/08/90  04:07:33  17099.85   69   37
swp39594  06/09/90  23:49:54  16799.61   70   39
swp39609  11/09/90  01:57:42  17399.68   71   35
swp39637  14/09/90  18:20:47  15959.52   68   36
swp39655  17/09/90  18:05:46  16919.63   70   37