Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and LANDSAT-8
TLE Epoch: 2020 12 11.  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)
 12/12/2020   07:22:57   ( -70.01,-114.43) 12/12/2020   07:23:31  ( -70.01,-114.49)    2.12                34
 12/12/2020   08:13:41   (  69.89,  53.06) 12/12/2020   08:12:58  (  69.90,  53.01)    2.43                43
 12/14/2020   22:49:16   (  70.37,-166.53) 12/14/2020   22:50:27  (  70.27,-165.86)   27.10                71
 12/14/2020   23:39:53   ( -70.02,   1.33) 12/14/2020   23:40:00  ( -70.00,   1.38)    2.83                 7
 12/15/2020   00:30:36   (  69.90, 168.82) 12/15/2020   00:29:26  (  69.89, 168.88)    2.10                70
 12/17/2020   15:06:05   (  70.06, -50.28) 12/17/2020   15:06:59  (  70.03, -50.32)    3.16                54
 12/17/2020   15:56:47   ( -69.97, 117.17) 12/17/2020   15:56:28  ( -69.99, 117.24)    3.13                19
 12/17/2020   16:47:16   (  69.05, -74.19) 12/17/2020   16:46:09  (  69.10, -76.31)   84.12                67
 12/20/2020   07:23:00   (  70.02,  65.56) 12/20/2020   07:23:28  (  70.01,  65.53)    1.34                28
 12/20/2020   08:13:42   ( -69.93,-126.99) 12/20/2020   08:12:58  ( -69.91,-126.98)    2.02                44
 12/22/2020   22:49:16   ( -70.35,  13.50) 12/22/2020   22:50:27  ( -70.26,  14.12)   25.58                71
 12/22/2020   23:39:55   (  69.98,-178.61) 12/22/2020   23:39:57  (  69.98,-178.63)    0.82                 2
 12/23/2020   00:30:37   ( -69.88, -11.16) 12/23/2020   00:29:27  ( -69.88, -11.14)    0.78                70