20180526
  day     Metop-A     22:51:06 - 22:55:25 *   -302s
          Metop-B     23:48:55 - 00:02:07  
          Metop-A     00:29:27 - 00:37:55 *   -321s
          NOAA-18     00:39:25 - 00:48:01  
          Metop-B     01:29:16 - 01:41:31  
          Metop-A     02:11:32 - 02:19:30  
          NPP         02:59:30 - 03:12:50  
          NOAA-19     04:24:33 - 04:32:51  
          NPP         04:40:28 - 04:52:32  
          NOAA-19     06:01:25 - 06:15:27  
          NOAA-19     07:44:50 - 07:54:23  
          NOAA-18     08:41:29 - 08:52:59  
          NOAA-18     10:20:21 - 10:34:28  
  night   Metop-A     10:10:40 - 10:18:51 *   -144s
          Metop-B     11:08:08 - 11:21:30  
          Metop-A     11:48:36 - 12:02:22  
          Metop-B     12:49:14 - 13:00:54  
          NPP         15:20:58 - 15:33:01  
          NPP         17:00:39 - 17:14:00  
          NOAA-19     18:26:25 - 18:40:11  
          NOAA-19     20:07:30 - 20:19:50  
          NOAA-18     21:07:14 - 21:14:39  
          NOAA-18     22:45:15 - 22:59:20