EID       Date      UT       Exposure  Cont  Bkgd
(start)  (sec)     (DN)  (DN)
swp03755  31/12/78  03:40:54   2999.78  102   33
swp03814  05/01/79  16:39:22   1499.82   53   20
swp05883  21/07/79  16:14:53    899.76   47   26
swp06360  02/09/79  13:17:44   2399.72   65   41
swp11008  09/01/81  07:02:35   2699.54  118   39
swp20496  21/07/83  13:52:01   1799.65  118   84
swp20498  21/07/83  16:02:53    659.74  118   85
swp20729  20/08/83  14:27:46   1499.82   46   27
swp21343  24/10/83  09:00:05   1199.59  118   83
swp21442  03/11/83  20:38:16   1799.65   39   19
swp22284  17/02/84  02:09:42    899.76   66   42
swp23448  12/07/84  14:01:41    899.76   45   26
swp24098  02/10/84  07:47:48   1199.59   49   30
swp24278  23/10/84  17:09:25   1799.65   41   21
swp40238  30/11/90  14:36:04   2399.72   39   20
swp42153  01/08/91  21:25:52   1199.59   37   18
swp47071  28/02/93  04:23:48    899.76   33   16
swp49126  06/11/93  11:29:55   1199.59   39   19
swp49127  06/11/93  12:50:27   3599.84   65   24
swp52027  04/09/94  19:42:44   3599.84   40   22