EID       Date      UT       Exposure  Cont  Bkgd
(start)  (sec)     (DN)  (DN)
swp05838  17/07/79  23:27:33   1799.65  162   21
swp05889  22/07/79  02:26:11   1079.58  108   18
swp13760  20/04/81  04:40:17   1799.65  163   19
swp25996  23/05/85  13:45:32   1799.65  144   20
swp26040  31/05/85  09:51:17   2159.69  170   20
swp28309  14/05/86  18:25:52   1799.65  172   65
swp36803  06/08/89  13:58:18   1499.82  136   23
swp46913  11/02/93  01:40:06   1799.52  133   19
swp50710  07/05/94  07:37:06   1799.65   96   21
swp53842  06/02/95  02:21:38   1799.65  104   20