Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and LANDSAT-8
TLE Epoch: 2021 12 29.  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)
 12/31/2021   07:22:15   ( -70.10,-114.39) 12/31/2021   07:23:22  ( -70.10,-114.35)    1.40                67
 12/31/2021   08:12:59   (  69.97,  53.11) 12/31/2021   08:12:49  (  69.99,  53.15)    2.71                10
 12/31/2021   09:03:35   ( -69.58,-138.98) 12/31/2021   09:02:23  ( -69.66,-139.68)   28.33                72
 01/02/2022   23:39:07   ( -70.08,   1.43) 01/02/2022   23:39:50  ( -70.06,   1.49)    3.12                43
 01/03/2022   00:29:51   (  69.96, 168.92) 01/03/2022   00:29:17  (  69.96, 168.99)    2.70                34
 01/05/2022   15:05:30   (  70.84, -51.31) 01/05/2022   15:06:37  (  70.73, -49.27)   75.47                67
 01/05/2022   15:55:58   ( -70.02, 117.31) 01/05/2022   15:56:18  ( -70.02, 117.32)    0.72                20
 01/05/2022   16:46:42   (  69.90, -75.20) 01/05/2022   16:45:45  (  69.91, -75.19)    1.69                57
 01/08/2022   07:22:08   (  70.09,  65.66) 01/08/2022   07:23:16  (  70.08,  65.65)    1.94                68
 01/08/2022   08:12:49   ( -69.95,-126.81) 01/08/2022   08:12:46  ( -69.97,-126.87)    2.99                 3
 01/08/2022   09:03:28   (  69.57,  41.06) 01/08/2022   09:02:17  (  69.64,  40.32)   29.85                71
 01/10/2022   23:38:58   (  70.04,-178.47) 01/10/2022   23:39:42  (  70.07,-178.48)    3.38                44
 01/11/2022   00:29:40   ( -69.95, -11.01) 01/11/2022   00:29:12  ( -69.96, -10.99)    1.87                28