Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and LANDSAT-8
TLE Epoch: 2021 11 19.  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   (  70.01,  65.57) 11/21/2021   07:23:29  (  69.99,  65.51)    3.09                37
 11/21/2021   08:13:34   ( -69.92,-126.98) 11/21/2021   08:12:58  ( -69.93,-126.93)    2.53                36
 11/23/2021   22:49:13   ( -70.74,  12.89) 11/23/2021   22:50:22  ( -70.62,  14.67)   66.78                69
 11/23/2021   23:39:45   (  70.00,-178.64) 11/23/2021   23:39:59  (  69.97,-178.64)    3.55                14
 11/24/2021   00:30:26   ( -69.85, -11.10) 11/24/2021   00:29:29  ( -69.86, -11.16)    2.14                57
 11/26/2021   15:05:53   ( -70.05, 129.76) 11/26/2021   15:07:02  ( -70.05, 129.71)    1.78                69
 11/26/2021   15:56:37   (  69.94, -62.77) 11/26/2021   15:56:29  (  69.94, -62.80)    1.28                 8
 11/26/2021   16:47:15   ( -69.63, 105.00) 11/26/2021   16:46:02  ( -69.67, 104.46)   21.28                73
 11/29/2021   07:22:45   ( -70.04,-114.45) 11/29/2021   07:23:31  ( -70.02,-114.45)    2.06                46
 11/29/2021   08:13:29   (  69.94,  53.02) 11/29/2021   08:12:58  (  69.91,  53.03)    3.06                31
 12/01/2021   22:49:11   (  70.92,-167.40) 12/01/2021   22:50:17  (  70.85,-164.98)   88.23                66
 12/01/2021   23:39:37   ( -69.99,   1.42) 12/01/2021   23:40:01  ( -69.99,   1.38)    1.52                24
 12/02/2021   00:30:21   (  69.88, 168.88) 12/02/2021   00:29:28  (  69.87, 168.86)    1.49                53