Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and LANDSAT-8
TLE Epoch: 2018 7 6.  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  ( -70.13,-101.88)    2.38                68
 07/08/2018   07:22:25   (  70.06,  65.61) 07/08/2018   07:22:15  (  70.03,  65.62)    3.14                10
 07/08/2018   08:13:01   ( -69.66,-126.48) 07/08/2018   08:11:49  ( -69.70,-127.20)   28.25                72
 07/10/2018   22:48:35   ( -70.11,  13.98) 07/10/2018   22:49:18  ( -70.10,  13.96)    1.77                43
 07/10/2018   23:39:19   (  69.99,-178.52) 07/10/2018   23:38:45  (  69.99,-178.55)    1.25                34
 07/13/2018   14:15:01   (  70.81, -38.68) 07/13/2018   14:16:09  (  70.72, -36.89)   66.59                68
 07/13/2018   15:05:31   ( -70.09, 129.78) 07/13/2018   15:05:49  ( -70.06, 129.79)    3.35                18
 07/13/2018   15:56:15   (  69.97, -62.73) 07/13/2018   15:55:16  (  69.95, -62.72)    1.87                59
 07/16/2018   06:31:44   (  70.11,  78.20) 07/16/2018   06:32:50  (  70.13,  78.12)    3.26                66
 07/16/2018   07:22:26   ( -70.02,-114.35) 07/16/2018   07:22:20  ( -70.02,-114.39)    1.52                 6
 07/16/2018   08:13:03   (  69.53,  53.68) 07/16/2018   08:11:52  (  69.64,  52.72)   39.30                71
 07/18/2018   22:48:40   (  70.10,-166.02) 07/18/2018   22:49:21  (  70.08,-166.06)    2.32                41
 07/18/2018   23:39:22   ( -70.00,   1.44) 07/18/2018   23:38:51  ( -69.98,   1.43)    2.64                31