20180528
  day     Metop-B     23:08:30 - 23:19:03  
          Metop-A     23:48:08 - 00:01:33  
          NOAA-18     00:15:14 - 00:26:13  
          Metop-B     00:47:22 - 01:01:04  
          Metop-A     01:28:41 - 01:40:32  
          NPP         02:23:11 - 02:28:34 *   -365s
          Metop-B     02:30:04 - 02:36:21  
          NPP         04:01:53 - 04:15:33  
          NOAA-19     05:38:33 - 05:52:11  
          NOAA-19     07:20:17 - 07:32:09  
          NOAA-18     08:19:36 - 08:28:53  
          NOAA-18     09:56:55 - 10:11:11  
          NOAA-18     11:40:46 - 11:49:49  
  night   Metop-A     09:32:49 - 09:37:33  
          Metop-B     10:28:01 - 10:39:25  
          Metop-A     11:07:18 - 11:20:50  
          Metop-B     12:06:37 - 12:20:11  
          Metop-A     12:48:50 - 13:00:00  
          NPP         14:45:04 - 14:52:58  
          NPP         16:22:54 - 16:36:49  
          NOAA-19     18:03:38 - 18:16:25  
          NPP       x 18:04:39 - 18:13:57        0s
          NOAA-19     19:44:00 - 19:57:27  
          NOAA-18     22:22:01 - 22:35:48