EID       Date      UT       Exposure  Cont  Bkgd
(start)  (sec)     (DN)  (DN)
swp01421  26/04/78  13:44:00    599.52   61   18
swp01623  24/05/78  13:26:00   1799.65  132   22
swp03587  14/12/78  02:04:31   4199.50  255   27
swp03609  15/12/78  17:41:30    299.70   38   16
swp03610  15/12/78  18:22:23   7199.82  255   36
swp03651  20/12/78  11:40:01   1319.60  107   19
swp04909  10/04/79  09:34:12   1799.65  130   20
swp06154  11/08/79  15:59:33    299.70  171   64
swp07123  09/11/79  21:44:19   6299.52  255   28
swp07318  05/12/79  19:01:34   1799.65  133   20
swp07455  22/12/79  09:24:57   1379.81   91   19
swp08802  21/04/80  15:08:27   7199.82  255   39
swp08988  13/05/80  20:50:38   2999.78  204   39
swp10916  29/12/80  05:41:02   3599.84  231   26
swp15493  13/11/81  06:34:34   3599.84  205   24
swp17061  29/05/82  13:48:34   2099.48  180   73
swp28233  27/04/86  19:01:13   1799.65  124   24
swp41586  06/05/91  16:11:15   3599.84  255   67
swp41618  13/05/91  16:25:19   4499.20  225   23
swp41695  25/05/91  16:45:37   4499.20  255   52
swp41781  06/06/91  14:22:08   4499.20  255   28
swp41847  16/06/91  14:17:04   4499.20  255   74
swp41922  26/06/91  14:54:17   1859.86  255  148
swp42018  07/07/91  12:31:59   4499.20  228   23
swp42085  17/07/91  12:32:48   4499.20  255   78
swp42782  22/10/91  10:23:09   4499.20  255   23
swp42941  30/10/91  06:43:08   4499.20  255   43
swp46092  29/10/92  10:07:34   1799.65  107   18
swp47677  15/05/93  22:14:50   1799.65   92   18
swp48084  10/07/93  11:53:25   2699.41  169   23
swp48085  10/07/93  13:59:49   7198.61  255   58
swp48086  10/07/93  16:45:04   1799.65  107   19