EID       Date      UT       Exposure  Cont  Bkgd
(start)  (sec)     (DN)  (DN)
swp01683  01/06/78  13:14:00    764.65  255   29
swp03618  17/12/78  05:56:00    609.21  255   22
swp03619  17/12/78  06:48:00    360.46  201   20
swp07781  26/01/80  14:15:47    119.47  255   16
swp14214  07/06/81  20:24:55    104.06  136   17
swp14215  07/06/81  21:21:23     79.74  170   17
swp14292  20/06/81  19:30:22    599.52  255   29
swp16330  14/02/82  13:28:04     89.57  177   17
swp47001  19/02/93  22:42:40    179.68  255   17
swp47002  19/02/93  23:29:49    179.68  255   17