Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and LANDSAT-8
TLE Epoch: 2018 7 5.  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)
 07/08/2018   06:31:40   ( -70.13,-101.81) 07/08/2018   06:32:48  ( -70.14,-101.87)    2.43                68
 07/08/2018   07:22:25   (  70.06,  65.61) 07/08/2018   07:22:15  (  70.03,  65.63)    2.67                10
 07/08/2018   08:13:01   ( -69.66,-126.48) 07/08/2018   08:11:49  ( -69.70,-127.20)   28.32                72
 07/10/2018   22:48:35   ( -70.11,  13.99) 07/10/2018   22:49:18  ( -70.10,  13.96)    1.03                43
 07/10/2018   23:39:19   (  69.99,-178.52) 07/10/2018   23:38:45  (  70.00,-178.54)    1.63                34
 07/13/2018   14:15:01   (  70.81, -38.68) 07/13/2018   14:16:09  (  70.72, -36.88)   66.66                68
 07/13/2018   15:05:31   ( -70.09, 129.78) 07/13/2018   15:05:49  ( -70.07, 129.79)    2.29                18
 07/13/2018   15:56:15   (  69.97, -62.73) 07/13/2018   15:55:16  (  69.96, -62.71)    1.13                59
 07/16/2018   06:31:45   (  70.16,  78.12) 07/16/2018   06:32:50  (  70.13,  78.13)    3.13                65
 07/16/2018   07:22:26   ( -70.02,-114.35) 07/16/2018   07:22:20  ( -70.03,-114.38)    1.92                 6
 07/16/2018   08:13:04   (  69.58,  53.61) 07/16/2018   08:11:53  (  69.59,  52.65)   37.13                71
 07/18/2018   22:48:40   (  70.09,-166.01) 07/18/2018   22:49:21  (  70.09,-166.05)    1.21                41
 07/18/2018   23:39:22   ( -70.00,   1.44) 07/18/2018   23:38:51  ( -69.99,   1.45)    1.05                31