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   ( -70.07,-114.35) 12/31/2021   07:23:23  ( -70.07,-114.39)    1.84                68
 12/31/2021   08:12:59   (  69.95,  53.14) 12/31/2021   08:12:50  (  69.96,  53.11)    1.88                 9
 12/31/2021   09:03:36   ( -69.61,-139.03) 12/31/2021   09:02:24  ( -69.63,-139.72)   26.94                72
 01/02/2022   23:39:07   ( -70.06,   1.46) 01/02/2022   23:39:51  ( -70.03,   1.45)    2.88                44
 01/03/2022   00:29:51   (  69.94, 168.95) 01/03/2022   00:29:18  (  69.93, 168.94)    1.49                33
 01/05/2022   15:05:29   (  70.82, -51.28) 01/05/2022   15:06:37  (  70.70, -49.32)   72.69                68
 01/05/2022   15:55:57   ( -69.99, 117.35) 01/05/2022   15:56:18  ( -69.99, 117.27)    2.86                21
 01/05/2022   16:46:41   (  69.88, -75.17) 01/05/2022   16:45:45  (  69.88, -75.24)    2.57                56
 01/08/2022   07:22:07   (  70.07,  65.69) 01/08/2022   07:23:15  (  70.10,  65.68)    2.69                68
 01/08/2022   08:12:49   ( -69.99,-126.85) 01/08/2022   08:12:45  ( -69.99,-126.84)    0.85                 4
 01/08/2022   09:03:28   (  69.61,  41.02) 01/08/2022   09:02:16  (  69.66,  40.34)   26.65                72
 01/10/2022   23:38:59   (  70.07,-178.52) 01/10/2022   23:39:42  (  70.09,-178.45)    3.05                43
 01/11/2022   00:29:40   ( -69.93, -10.98) 01/11/2022   00:29:13  ( -69.93, -11.04)    2.30                27