EID       Date      UT       Exposure  Cont  Bkgd
(start)  (sec)     (DN)  (DN)
swp04290  17/02/79  23:35:21   1799.65   79   24
swp15330  26/10/81  11:31:15   2099.48  100   59
swp16603  23/03/82  09:36:56   2399.72   45   20
swp19829  27/04/83  05:06:04   2399.72   47   20
swp24573  28/11/84  00:36:28   3599.84  101   23
swp25181  06/02/85  00:27:49   7199.82  255   34
swp29760  27/11/86  08:53:51   2999.78   43   25
swp35766  14/03/89  04:10:13   3599.84   63   22
swp43021  06/11/91  07:10:59   2999.78  108   52
swp43243  28/11/91  09:40:38   4079.49  117   22
swp44188  17/03/92  23:54:58   2999.78   99   20
swp46149  07/11/92  05:22:01   3599.84   43   21
swp46313  22/11/92  05:49:47   3599.84   40   21
swp46941  15/02/93  01:07:57   2999.78  120   51
swp47450  09/04/93  18:58:09   2399.59   75   31