Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and LANDSAT-8
TLE Epoch: 2021 10 25.  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)
 10/25/2021   15:06:14   ( -70.00, 129.73) 10/25/2021   15:07:07  ( -70.02, 129.65)    3.31                53
 10/25/2021   15:56:59   (  69.95, -62.87) 10/25/2021   15:56:34  (  69.92, -62.84)    2.94                25
 10/25/2021   16:47:25   ( -69.01, 105.80) 10/25/2021   16:46:18  ( -69.03, 103.60)   87.56                67
 10/28/2021   07:23:07   ( -70.02,-114.51) 10/28/2021   07:23:35  ( -70.02,-114.46)    1.84                28
 10/28/2021   08:13:51   (  69.91,  52.96) 10/28/2021   08:13:02  (  69.92,  53.04)    3.18                49
 10/30/2021   22:49:22   (  70.29,-166.47) 10/30/2021   22:50:33  (  70.18,-165.99)   21.61                71
 10/30/2021   23:40:00   ( -69.98,   1.32) 10/30/2021   23:40:05  ( -69.96,   1.34)    1.96                 5
 10/31/2021   00:30:44   (  69.87, 168.79) 10/31/2021   00:29:32  (  69.86, 168.83)    2.36                72
 11/02/2021   15:06:11   (  70.04, -50.31) 11/02/2021   15:07:04  (  70.06, -50.28)    1.91                53
 11/02/2021   15:56:53   ( -69.94, 117.15) 11/02/2021   15:56:34  ( -69.95, 117.20)    1.93                19
 11/02/2021   16:47:22   (  69.04, -74.23) 11/02/2021   16:46:15  (  69.07, -76.34)   83.84                67
 11/05/2021   07:23:04   (  70.02,  65.51) 11/05/2021   07:23:33  (  70.04,  65.57)    3.35                29
 11/05/2021   08:13:45   ( -69.86,-126.94) 11/05/2021   08:13:04  ( -69.88,-127.02)    3.60                41
 11/07/2021   22:49:19   ( -70.45,  13.29) 11/07/2021   22:50:30  ( -70.34,  14.25)   37.75                71
 11/07/2021   23:39:55   (  69.94,-178.59) 11/07/2021   23:40:02  (  69.95,-178.66)    3.26                 7
 11/08/2021   00:30:37   ( -69.83, -11.12) 11/08/2021   00:29:32  ( -69.85, -11.17)    3.15                65