EID       Date      UT       Exposure  Cont  Bkgd
(start)  (sec)     (DN)  (DN)
swp02164  01/08/78  01:30:00     39.60  255   21
swp03408  21/11/78  16:35:57     34.69  255   16
swp08562  25/03/80  18:31:16     31.69  141   17
swp14343  27/06/81  13:53:19      2.74   39   17
swp14362  30/06/81  13:44:37     65.29  150   19
swp19308  20/02/83  11:17:06     17.48  133   17
swp19659  06/04/83  09:37:57     17.48  134   16
swp19868  01/05/83  06:20:42     17.48  136   18
swp20052  23/05/83  04:50:30     17.48  136   18
swp20319  26/06/83  00:44:57     17.48  138   15
swp21898  28/12/83  14:10:29     17.48  125   16
swp22869  28/04/84  06:15:53     17.48  130   17
swp23236  11/06/84  02:59:01     17.48  129   16
swp23640  07/08/84  22:38:59     17.48  138   16
swp24102  02/10/84  14:31:59     17.48  130   16
swp24570  27/11/84  11:52:19     17.48  131   16
swp24799  01/01/85  08:53:09     17.48  128   16
swp25503  23/03/85  04:13:05     17.48  125   15
swp25732  19/04/85  03:20:07     17.48  136   16
swp28919  15/08/86  23:34:13     16.66  126   16
swp34168  02/09/88  01:41:33   2999.78   38   20
swp34169  02/09/88  03:01:26      4.78   48   16