Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and LANDSAT-8
TLE Epoch: 2021 11 17.  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)
 11/18/2021   15:06:00   (  70.05, -50.29) 11/18/2021   15:06:58  (  70.05, -50.28)    0.68                58
 11/18/2021   15:56:42   ( -69.97, 117.17) 11/18/2021   15:56:28  ( -69.94, 117.20)    3.27                14
 11/18/2021   16:47:14   (  69.21, -74.43) 11/18/2021   16:46:05  (  69.28, -76.05)   64.30                69
 11/21/2021   07:22:53   (  70.05,  65.51) 11/21/2021   07:23:26  (  70.03,  65.58)    3.21                33
 11/21/2021   08:13:34   ( -69.90,-126.95) 11/21/2021   08:12:56  ( -69.92,-126.93)    2.65                38
 11/23/2021   22:49:11   ( -70.62,  13.08) 11/23/2021   22:50:20  ( -70.50,  14.51)   54.38                69
 11/23/2021   23:39:45   (  69.99,-178.62) 11/23/2021   23:39:54  (  70.01,-178.56)    3.19                 9
 11/24/2021   00:30:25   ( -69.84, -11.08) 11/24/2021   00:29:24  ( -69.85, -11.15)    2.98                61
 11/26/2021   15:05:52   ( -70.04, 129.78) 11/26/2021   15:06:55  ( -70.04, 129.72)    2.23                63
 11/26/2021   15:56:36   (  69.93, -62.75) 11/26/2021   15:56:22  (  69.92, -62.80)    1.89                14
 11/26/2021   16:47:10   ( -69.41, 105.33) 11/26/2021   16:45:59  ( -69.44, 104.17)   45.30                71
 11/29/2021   07:22:45   ( -70.03,-114.43) 11/29/2021   07:23:23  ( -70.01,-114.44)    2.61                38
 11/29/2021   08:13:28   (  69.87,  53.11) 11/29/2021   08:12:50  (  69.89,  53.04)    3.25                38