EID       Date      UT       Exposure  Cont  Bkgd
(start)  (sec)     (DN)  (DN)
swp02348  21/08/78  06:43:00   1439.61  216   19
swp02349  21/08/78  07:59:00   3599.84  255   25
swp02350  21/08/78  09:36:29    599.52  107   17
swp02669  17/09/78  07:32:00   1799.65  255   21
swp15292  19/10/81  06:39:54   1799.65  255   20
swp30101  15/01/87  05:11:49   1799.65  255   21
swp35958  08/04/89  00:13:50   2159.69  255   19
swp37545  10/11/89  07:28:21   3599.30  255   42
swp38114  02/02/90  19:35:50   3599.30  255   22
swp39543  27/08/90  14:22:57   1199.59  191   17
swp40386  19/12/90  04:28:05   1379.81  199   19
swp40685  26/01/91  20:03:50   1199.59  180   17
swp42190  07/08/91  14:15:47   2399.18  195   24