EID       Date      UT       Exposure  Cont  Bkgd
(start)  (sec)     (DN)  (DN)
swp03779  02/01/79  07:28:00   1079.58  137   32
swp05863  19/07/79  18:22:00    599.52  183   35
swp05884  21/07/79  18:34:52    149.78   58   20
swp05939  25/07/79  17:27:24    899.76  223   27
swp05940  25/07/79  18:37:37    239.49   80   19
swp09645  30/07/80  17:44:32   1799.65  255   28
swp11000  08/01/81  17:20:09    599.52  142   17
swp26220  21/06/85  16:21:14    299.70   84   18
swp31038  24/05/87  20:31:30    479.51   33   17
swp31039  24/05/87  21:17:01   5399.63   99   30