EID       Date      UT       Exposure  Cont  Bkgd
(start)  (sec)     (DN)  (DN)
swp38199  16/02/90  00:09:03    899.76   43   17
swp38200  16/02/90  01:21:49   1379.81   57   18
swp38202  16/02/90  12:05:57   1679.64   71   18
swp38204  16/02/90  18:07:37   1199.59   69   18
swp38209  17/02/90  22:22:59   2099.48   72   23
swp38214  19/02/90  19:36:19   4799.56   66   22
swp38229  22/02/90  23:29:33   4499.20   73   46
swp38231  23/02/90  17:01:48   7199.82   57   27
swp38284  02/03/90  07:40:06  11219.63   59   33
swp38394  20/03/90  07:07:24  13199.64   59   35
swp38439  26/03/90  04:07:50  23939.76   71   46