Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and LANDSAT-8
TLE Epoch: 2021 6 10.  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   ( -70.18, 142.17) 06/11/2021   14:17:00  ( -70.16, 142.24)    3.57                68
 06/11/2021   15:06:35   (  70.01, -50.27) 06/11/2021   15:06:28  (  70.01, -50.33)    2.26                 7
 06/11/2021   15:57:13   ( -69.71, 117.50) 06/11/2021   15:56:00  ( -69.78, 116.99)   21.28                73
 06/14/2021   06:32:46   ( -70.09,-101.93) 06/14/2021   06:33:31  ( -70.11,-101.95)    2.45                45
 06/14/2021   07:23:30   (  69.98,  65.55) 06/14/2021   07:22:58  (  70.01,  65.55)    3.43                32
 06/16/2021   21:59:13   (  70.89,-154.75) 06/16/2021   22:00:20  (  70.82,-152.65)   77.07                67
 06/16/2021   22:49:41   ( -70.05,  13.89) 06/16/2021   22:50:02  ( -70.05,  13.85)    1.68                21
 06/16/2021   23:40:25   (  69.94,-178.63) 06/16/2021   23:39:29  (  69.95,-178.65)    0.83                56
 06/19/2021   14:15:55   (  70.17, -37.84) 06/19/2021   14:17:02  (  70.15, -37.76)    3.73                67
 06/19/2021   15:06:36   ( -70.02, 129.71) 06/19/2021   15:06:32  ( -70.05, 129.72)    3.32                 4
 06/19/2021   15:57:15   (  69.65, -62.43) 06/19/2021   15:56:03  (  69.72, -63.09)   26.83                72
 06/22/2021   06:32:48   (  70.09,  78.05) 06/22/2021   06:33:32  (  70.08,  78.02)    1.21                44
 06/22/2021   07:23:30   ( -69.98,-114.47) 06/22/2021   07:23:02  ( -69.98,-114.49)    0.82                28