EID       Date      UT       Exposure  Cont  Bkgd
(start)  (sec)     (DN)  (DN)
swp40624  17/01/91  14:28:26   1319.60   42   17
swp40627  18/01/91  03:00:03   3599.84   89   28
swp40628  18/01/91  05:06:16   5999.69  126   25
swp40630  19/01/91  00:07:14   7199.82  138   31
swp40641  20/01/91  23:54:51   7199.82  155   32
swp40664  24/01/91  00:09:10   6659.56  126   25
swp40697  29/01/91  01:13:55   4799.56   98   29
swp40837  06/02/91  20:53:58   7199.82  123   28
swp40859  12/02/91  20:19:51   7799.47  117   29
swp40901  18/02/91  21:38:53   7799.47  116   34
swp40929  25/02/91  10:14:00   6599.75   85   25
swp40950  28/02/91  13:23:46   7199.82   88   30
swp41109  15/03/91  15:24:20   8999.60   87   28
swp41198  28/03/91  00:38:25   7799.47   87   26
swp41453  22/04/91  10:15:56   7199.82   65   28