Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and LANDSAT-8
TLE Epoch: 2021 6 9.  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)
 06/11/2021   14:15:52   ( -70.16, 142.19) 06/11/2021   14:17:00  ( -70.18, 142.27)    3.37                68
 06/11/2021   15:06:36   (  70.05, -50.33) 06/11/2021   15:06:28  (  70.02, -50.31)    2.94                 8
 06/11/2021   15:57:13   ( -69.69, 117.52) 06/11/2021   15:56:01  ( -69.75, 116.94)   23.30                72
 06/14/2021   06:32:47   ( -70.12,-101.98) 06/14/2021   06:33:31  ( -70.13,-101.92)    2.31                44
 06/14/2021   07:23:30   (  69.96,  65.57) 06/14/2021   07:22:59  (  69.97,  65.50)    2.93                31
 06/16/2021   21:59:14   (  70.92,-154.82) 06/16/2021   22:00:21  (  70.78,-152.71)   78.61                67
 06/16/2021   22:49:42   ( -70.09,  13.84) 06/16/2021   22:50:02  ( -70.07,  13.88)    2.39                20
 06/16/2021   23:40:26   (  69.98,-178.69) 06/16/2021   23:39:29  (  69.97,-178.63)    3.08                57
 06/19/2021   14:15:53   (  70.11, -37.74) 06/19/2021   14:17:02  (  70.12, -37.81)    3.05                69
 06/19/2021   15:06:35   ( -70.00, 129.74) 06/19/2021   15:06:32  ( -70.01, 129.68)    2.67                 3
 06/19/2021   15:57:14   (  69.63, -62.41) 06/19/2021   15:56:02  (  69.74, -63.06)   27.92                72
 06/22/2021   06:32:49   (  70.13,  77.99) 06/22/2021   06:33:32  (  70.11,  78.06)    3.31                43
 06/22/2021   07:23:31   ( -70.02,-114.53) 06/22/2021   07:23:02  ( -70.01,-114.45)    3.28                29