Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and LANDSAT-8
TLE Epoch: 2021 12 23.  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)
 12/23/2021   07:22:25   (  70.06,  65.62) 12/23/2021   07:23:26  (  70.06,  65.60)    0.66                61
 12/23/2021   08:13:06   ( -69.93,-126.86) 12/23/2021   08:12:56  ( -69.95,-126.93)    3.07                10
 12/23/2021   09:03:41   (  69.33,  41.33) 12/23/2021   09:02:31  (  69.40,  39.97)   53.61                70
 12/25/2021   23:39:16   (  70.04,-178.56) 12/25/2021   23:39:53  (  70.06,-178.52)    2.85                37
 12/26/2021   00:29:58   ( -69.96, -11.12) 12/26/2021   00:29:23  ( -69.95, -11.04)    3.02                35
 12/28/2021   15:05:36   ( -70.77, 128.77) 12/28/2021   15:06:44  ( -70.70, 130.65)   69.70                68
 12/28/2021   15:56:08   (  70.02, -62.74) 12/28/2021   15:56:22  (  69.99, -62.74)    3.13                14
 12/28/2021   16:46:49   ( -69.88, 104.78) 12/28/2021   16:45:52  ( -69.88, 104.75)    1.30                57
 12/31/2021   07:22:15   ( -70.07,-114.34) 12/31/2021   07:23:23  ( -70.08,-114.38)    1.84                68
 12/31/2021   08:12:59   (  69.95,  53.15) 12/31/2021   08:12:50  (  69.97,  53.11)    2.09                 9
 12/31/2021   09:03:36   ( -69.60,-139.02) 12/31/2021   09:02:24  ( -69.64,-139.70)   27.01                72
 01/02/2022   23:39:07   ( -70.05,   1.47) 01/02/2022   23:39:51  ( -70.04,   1.46)    1.11                44
 01/03/2022   00:29:51   (  69.94, 168.95) 01/03/2022   00:29:18  (  69.93, 168.95)    1.15                33
 01/05/2022   15:05:29   (  70.82, -51.28) 01/05/2022   15:06:37  (  70.70, -49.32)   72.91                68
 01/05/2022   15:55:57   ( -69.99, 117.35) 01/05/2022   15:56:18  ( -70.00, 117.28)    2.80                21
 01/05/2022   16:46:41   (  69.88, -75.17) 01/05/2022   16:45:45  (  69.88, -75.23)    2.34                56