Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and LANDSAT-8
TLE Epoch: 2018 8 10.  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)
 08/11/2018   22:48:46   ( -70.09,  13.96) 08/11/2018   22:49:34  ( -70.10,  13.95)    0.98                48
 08/11/2018   23:39:30   (  69.97,-178.55) 08/11/2018   23:39:01  (  70.00,-178.55)    3.18                29
 08/14/2018   14:15:16   (  71.02, -39.08) 08/14/2018   14:16:22  (  70.89, -36.62)   90.34                66
 08/14/2018   15:05:42   ( -70.09, 129.74) 08/14/2018   15:06:05  ( -70.07, 129.79)    2.70                23
 08/14/2018   15:56:26   (  69.97, -62.78) 08/14/2018   15:55:32  (  69.97, -62.71)    2.74                54
 08/17/2018   06:31:55   (  70.13,  78.12) 08/17/2018   06:33:06  (  70.15,  78.15)    2.53                71
 08/17/2018   07:22:37   ( -70.03,-114.41) 08/17/2018   07:22:36  ( -70.04,-114.37)    1.89                 1
 08/17/2018   08:13:18   (  69.76,  53.30) 08/17/2018   08:12:05  (  69.82,  52.97)   14.57                73
 08/19/2018   22:48:50   (  70.08,-166.03) 08/19/2018   22:49:37  (  70.11,-166.03)    3.66                47
 08/19/2018   23:39:32   ( -69.98,   1.43) 08/19/2018   23:39:07  ( -70.00,   1.46)    3.27                25
 08/22/2018   15:05:45   (  70.08, -50.27) 08/22/2018   15:06:07  (  70.07, -50.21)    2.94                22
 08/22/2018   15:56:26   ( -69.92, 117.28) 08/22/2018   15:55:38  ( -69.91, 117.20)    3.22                48