EID       Date      UT       Exposure  Cont  Bkgd
(start)  (sec)     (DN)  (DN)
swp06869  14/10/79  18:45:36   8459.75  106   35
swp18457  02/11/82  17:07:13   9599.67   68   31
swp18975  09/01/83  08:53:50  11999.51  121   37
swp19260  15/02/83  12:36:22   4259.71   43   23
swp21436  02/11/83  17:07:33   9599.67  108   34
swp23443  11/07/84  20:00:24  12599.58  128   41
swp24768  28/12/84  13:59:58   6599.75   65   30
swp26132  09/06/85  01:39:06   8999.60   84   37
swp27704  12/02/86  10:46:39   7199.82   82   31
swp28446  06/06/86  21:53:15  17999.74  150   54
swp32672  06/01/88  10:23:43  10199.73   98   33
swp32986  26/02/88  04:48:13  14999.83  142   46
swp33193  01/04/88  03:35:46  12299.75  133   39
swp35955  07/04/89  04:29:03  15479.47  144   45