EID       Date      UT       Exposure  Cont  Bkgd
(start)  (sec)     (DN)  (DN)
swp03665  21/12/78  17:30:33      2.74  255   17
swp03681  23/12/78  13:03:01      0.69  170   16
swp05466  10/06/79  01:03:03      0.69  170   17
swp06781  07/10/79  04:59:18      3.07  207   19
swp09128  26/05/80  06:01:21      0.69  182   19
swp09823  17/08/80  16:53:40      0.69  186   16
swp10447  22/10/80  09:04:00      3.97  229   19
swp13754  19/04/81  21:09:00      3.97  225   19
swp13755  19/04/81  21:37:15      0.69  205   16
swp14273  18/06/81  00:43:04      0.69  179   17
swp14762  14/08/81  19:43:40      0.69  186   17
swp15014  16/09/81  21:35:13      0.69  186   17
swp16128  27/01/82  09:34:04      0.69  213  116
swp16129  27/01/82  10:32:20      0.69  172   17
swp16195  29/01/82  06:28:02      3.97  226   19
swp16285  08/02/82  07:28:46      0.69  168   16
swp16696  05/04/82  08:45:13      0.69  169   17
swp16912  07/05/82  03:20:08      0.69  169   17
swp17095  02/06/82  00:30:36      0.69  157   16
swp18084  23/09/82  22:05:18      0.69  180   17
swp18256  11/10/82  12:59:21      3.97  233   20
swp18679  28/11/82  09:41:48      3.97  226   20
swp18827  19/12/82  17:22:00      0.69  174   15
swp18863  22/12/82  22:50:02      3.97  233   20
swp23238  11/06/84  04:39:37      0.69  161   16
swp31424  27/07/87  16:50:42      4.30  218   19
swp33761  15/06/88  16:46:06      0.69  177   16