Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and LANDSAT-8
TLE Epoch: 2021 12 28.  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)
 12/28/2021   15:05:37   ( -70.79, 128.72) 12/28/2021   15:06:45  ( -70.67, 130.61)   70.61                68
 12/28/2021   15:56:08   (  69.99, -62.70) 12/28/2021   15:56:22  (  70.02, -62.70)    3.55                14
 12/28/2021   16:46:50   ( -69.91, 104.74) 12/28/2021   16:45:52  ( -69.91, 104.78)    1.64                58
 12/31/2021   07:22:15   ( -70.09,-114.38) 12/31/2021   07:23:22  ( -70.10,-114.34)    1.44                67
 12/31/2021   08:12:59   (  69.97,  53.11) 12/31/2021   08:12:49  (  69.99,  53.15)    2.73                10
 12/31/2021   09:03:35   ( -69.58,-138.98) 12/31/2021   09:02:23  ( -69.66,-139.67)   28.53                72
 01/02/2022   23:39:07   ( -70.08,   1.43) 01/02/2022   23:39:50  ( -70.06,   1.49)    3.03                43
 01/03/2022   00:29:51   (  69.96, 168.92) 01/03/2022   00:29:17  (  69.96, 168.98)    2.73                34
 01/05/2022   15:05:30   (  70.84, -51.32) 01/05/2022   15:06:37  (  70.73, -49.28)   75.60                67
 01/05/2022   15:55:58   ( -70.02, 117.31) 01/05/2022   15:56:18  ( -70.02, 117.31)    0.23                20
 01/05/2022   16:46:42   (  69.90, -75.21) 01/05/2022   16:45:45  (  69.91, -75.20)    0.78                57
 01/08/2022   07:22:08   (  70.10,  65.65) 01/08/2022   07:23:15  (  70.12,  65.72)    3.51                67
 01/08/2022   08:12:49   ( -69.96,-126.81) 01/08/2022   08:12:46  ( -69.96,-126.88)    2.45                 3
 01/08/2022   09:03:28   (  69.58,  41.05) 01/08/2022   09:02:16  (  69.68,  40.38)   28.46                72
 01/10/2022   23:38:58   (  70.05,-178.48) 01/10/2022   23:39:42  (  70.06,-178.49)    0.72                44
 01/11/2022   00:29:40   ( -69.96, -11.02) 01/11/2022   00:29:12  ( -69.95, -11.01)    0.97                28