EID       Date      UT       Exposure  Cont  Bkgd
(start)  (sec)     (DN)  (DN)
swp03430  24/11/78  01:27:00  10439.75  137   96
swp03452  25/11/78  22:04:00  20699.82  131   71
swp04658  16/03/79  07:37:11  14999.83  117   58
swp15343  29/10/81  15:20:00  22619.62   98   47
swp15346  30/10/81  14:54:00  24599.63  103   51
swp18384  24/10/82  17:52:30  13919.72   77   40
swp18392  25/10/82  19:23:10   8519.55   58   31
swp18447  01/11/82  13:24:04   8699.77   59   29
swp18488  06/11/82  12:57:13  12599.58   75   41
swp21248  06/10/83  19:32:59   8039.50   57   30
swp27453  05/01/86  08:00:56  24359.60  106   74
swp30310  14/02/87  04:53:11  20639.61   91   65
swp37899  25/12/89  18:09:31  23999.56   89   59