Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and LANDSAT-8
TLE Epoch: 2021 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)
 07/08/2021   06:32:50   (  70.09,  78.03) 07/08/2021   06:33:35  (  70.08,  78.04)    1.36                45
 07/08/2021   07:23:31   ( -69.95,-114.43) 07/08/2021   07:23:05  ( -69.97,-114.49)    2.91                26
 07/10/2021   21:59:17   ( -71.02,  24.99) 07/10/2021   22:00:23  ( -70.96,  27.59)   94.19                66
 07/10/2021   22:49:43   (  70.02,-166.10) 07/10/2021   22:50:04  (  70.04,-166.14)    2.32                21
 07/10/2021   23:40:25   ( -69.93,   1.36) 07/10/2021   23:39:34  ( -69.93,   1.34)    1.04                51
 07/13/2021   14:15:55   ( -70.17, 142.14) 07/13/2021   14:17:06  ( -70.15, 142.26)    4.89                71
 07/13/2021   15:06:38   (  70.01, -50.30) 07/13/2021   15:06:34  (  69.99, -50.32)    2.11                 4
 07/13/2021   15:57:18   ( -69.80, 117.32) 07/13/2021   15:56:05  ( -69.83, 117.08)    9.37                73
 07/16/2021   06:32:49   ( -70.10,-101.98) 07/16/2021   06:33:36  ( -70.10,-101.92)    2.41                47
 07/16/2021   07:23:33   (  69.99,  65.49) 07/16/2021   07:23:03  (  69.99,  65.56)    2.96                30
 07/18/2021   21:59:17   (  70.97,-154.94) 07/18/2021   22:00:23  (  70.86,-152.54)   87.85                66
 07/18/2021   22:49:43   ( -70.03,  13.89) 07/18/2021   22:50:06  ( -70.05,  13.89)    2.42                23
 07/18/2021   23:40:27   (  69.93,-178.65) 07/18/2021   23:39:33  (  69.94,-178.63)    1.28                54