EID       Date      UT       Exposure  Cont  Bkgd
(start)  (sec)     (DN)  (DN)
swp13747  18/04/81  15:38:37    899.76  135   20
swp14737  12/08/81  20:48:19   1799.65  255   21
swp17209  13/06/82  18:57:47   1499.82  223   62
swp19405  06/03/83  21:06:07   3599.84  255   42
swp26523  01/08/85  17:33:32   2699.54  161   25
swp27244  10/12/85  11:07:29   1499.82  191   21
swp27245  10/12/85  12:34:08   4199.50  255   28
swp27246  10/12/85  14:33:01   4199.50  255   30
swp27269  14/12/85  15:06:04   1799.65   60   20
swp27270  14/12/85  16:14:11   1979.47  124   21
swp38021  14/01/90  13:09:42   5879.68  207   31
swp39197  08/07/90  01:58:41   2999.78  179   18
swp39389  03/08/90  16:58:08   3299.61  172   21
swp39390  03/08/90  19:35:08   7199.82  121   25
swp41154  22/03/91  04:06:33  24119.57  141   49
swp41162  23/03/91  03:55:57  24719.64  152   69
swp41178  25/03/91  04:32:18  21659.52  107   52
swp41184  26/03/91  05:08:16  14399.77  172   38
swp41193  27/03/91  04:30:42  22499.61   88   48
swp44658  13/05/92  00:03:36  24239.59  133   64
swp44661  13/05/92  23:44:46  25319.70  165   54
swp44667  14/05/92  23:53:35   3299.61   48   21
swp44668  15/05/92  01:37:20   7199.82  226   29
swp44669  15/05/92  04:20:34   5999.69  167   40
swp48254  27/07/93  20:19:40  17519.69  200   53
swp56862  28/02/96  07:22:50   1619.84   45   18