20180503
  day     Metop-A   x 22:29:47 - 22:34:04        0s
          Metop-B     23:25:28 - 23:37:26  
          NOAA-18     00:04:47 - 00:16:24  
          Metop-A   x 00:05:57 - 00:19:43        0s
          Metop-B     01:05:01 - 01:18:16  
          Metop-A     01:47:05 - 01:57:39  
          NPP       x 01:53:46 - 02:02:17        0s
          NPP         03:30:24 - 03:44:18  
          NPP         05:13:38 - 05:22:35  
          NOAA-19     05:26:03 - 05:39:27  
          NOAA-19     07:07:13 - 07:19:46  
          NOAA-18     08:09:52 - 08:18:21  
          NOAA-18     09:46:42 - 10:00:56  
          NOAA-18     11:30:00 - 11:39:56  
  night   Metop-A   x 09:48:49 - 09:56:48        0s
          Metop-B     10:44:50 - 10:57:17  
          Metop-A   x 11:25:04 - 11:38:52        0s
          Metop-B     12:24:28 - 12:37:30  
          Metop-A     13:07:54 - 13:17:13  
          NPP         15:51:43 - 16:05:13  
          NPP         17:32:25 - 17:44:19  
          NOAA-19     17:51:14 - 18:03:18  
          NOAA-19     19:31:17 - 19:44:54  
          NOAA-18     22:11:49 - 22:25:32