Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and LANDSAT-8
TLE Epoch: 2018 8 1.  Predictions up to the next  14.0 days:

     Date     Time(NOAA-20) NOAA-20 Lat/Lon Date Time(LANDSAT-8) LANDSAT-8 Lat/Lon    Distance(km)  Time Diff(sec)
 08/01/2018   06:31:50   (  70.10,  78.18) 08/01/2018   06:32:58  (  70.11,  78.11)    3.22                68
 08/01/2018   07:22:32   ( -70.02,-114.37) 08/01/2018   07:22:28  ( -70.00,-114.43)    3.25                 4
 08/01/2018   08:13:11   (  69.63,  53.52) 08/01/2018   08:11:59  (  69.68,  52.78)   29.13                72
 08/03/2018   22:48:45   (  70.10,-166.04) 08/03/2018   22:49:28  (  70.10,-166.04)    0.11                43
 08/03/2018   23:39:27   ( -70.01,   1.41) 08/03/2018   23:38:58  ( -69.98,   1.43)    3.27                29
 08/06/2018   14:15:12   ( -70.99, 140.97) 08/06/2018   14:16:19  ( -70.89, 143.37)   87.87                67
 08/06/2018   15:05:41   (  70.09, -50.27) 08/06/2018   15:05:59  (  70.08, -50.19)    3.60                18
 08/06/2018   15:56:22   ( -69.95, 117.26) 08/06/2018   15:55:29  ( -69.97, 117.29)    1.93                53
 08/09/2018   06:31:52   ( -70.15,-101.90) 08/09/2018   06:33:03  ( -70.16,-101.84)    2.37                71
 08/09/2018   07:22:36   (  70.04,  65.58) 08/09/2018   07:22:30  (  70.05,  65.65)    3.04                 6
 08/09/2018   08:13:15   ( -69.79,-126.72) 08/09/2018   08:12:02  ( -69.83,-127.02)   12.44                73
 08/11/2018   22:48:47   ( -70.09,  13.95) 08/11/2018   22:49:35  ( -70.08,  13.92)    2.37                48
 08/11/2018   23:39:31   (  69.98,-178.57) 08/11/2018   23:39:02  (  69.97,-178.59)    2.22                29
 08/14/2018   14:15:15   (  70.98, -39.02) 08/14/2018   14:16:21  (  70.91, -36.59)   88.64                66
 08/14/2018   15:05:41   ( -70.04, 129.80) 08/14/2018   15:06:05  ( -70.04, 129.76)    1.94                24
 08/14/2018   15:56:25   (  69.93, -62.73) 08/14/2018   15:55:32  (  69.93, -62.76)    1.15                53