Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and LANDSAT-8
TLE Epoch: 2021 11 20.  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)
 11/21/2021   07:22:52   (  70.00,  65.58) 11/21/2021   07:23:29  (  70.00,  65.52)    2.28                37
 11/21/2021   08:13:34   ( -69.91,-126.97) 11/21/2021   08:12:59  ( -69.88,-127.00)    3.10                35
 11/23/2021   22:49:13   ( -70.73,  12.89) 11/23/2021   22:50:22  ( -70.63,  14.68)   66.60                69
 11/23/2021   23:39:45   (  69.99,-178.63) 11/23/2021   23:39:59  (  69.98,-178.63)    1.86                14
 11/24/2021   00:30:26   ( -69.85, -11.10) 11/24/2021   00:29:29  ( -69.87, -11.15)    2.91                57
 11/26/2021   15:05:52   ( -70.05, 129.76) 11/26/2021   15:07:01  ( -70.06, 129.72)    2.34                69
 11/26/2021   15:56:36   (  69.94, -62.76) 11/26/2021   15:56:28  (  69.95, -62.79)    1.98                 8
 11/26/2021   16:47:14   ( -69.63, 105.01) 11/26/2021   16:46:01  ( -69.68, 104.48)   21.34                73
 11/29/2021   07:22:45   ( -70.04,-114.45) 11/29/2021   07:23:31  ( -70.04,-114.44)    0.90                46
 11/29/2021   08:13:29   (  69.93,  53.02) 11/29/2021   08:12:58  (  69.92,  53.05)    1.74                31
 12/01/2021   22:49:11   (  70.93,-167.40) 12/01/2021   22:50:18  (  70.81,-165.04)   86.74                67
 12/01/2021   23:39:37   ( -69.99,   1.41) 12/01/2021   23:40:01  ( -70.00,   1.40)    1.84                24
 12/02/2021   00:30:21   (  69.88, 168.88) 12/02/2021   00:29:28  (  69.89, 168.88)    0.51                53