20180611
  day     Metop-B     23:18:19 - 23:29:47  
          Metop-A     23:57:59 - 00:11:38  
          NOAA-18   x 00:54:42 - 01:01:22        0s
          Metop-B     00:57:37 - 01:11:05  
          Metop-A     01:38:52 - 01:49:59  
          NPP         02:59:29 - 03:12:49  
          NOAA-19     04:39:33 - 04:49:31  
          NPP       x 04:40:27 - 04:52:31        0s
          NOAA-19     06:17:26 - 06:31:32  
          NOAA-19     08:02:10 - 08:09:32  
          NOAA-18     08:55:33 - 09:07:47  
          NOAA-18   x 10:35:08 - 10:48:54        0s
  night   Metop-A     09:41:27 - 09:48:22  
          Metop-B     10:37:45 - 10:49:49  
          Metop-A     11:17:05 - 11:30:50  
          Metop-B     12:16:58 - 12:30:15  
          Metop-A     12:59:22 - 13:09:32  
          NPP         15:20:57 - 15:32:59  
          NPP         17:00:38 - 17:13:59  
          NOAA-19     18:42:21 - 18:56:30  
          NOAA-19     20:23:51 - 20:35:20  
          NOAA-18     21:20:57 - 21:30:20  
          NOAA-18   * 23:09:18 - 23:13:51     -570s