Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and LANDSAT-8
TLE Epoch: 2021 3 31.  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)
 04/03/2021   06:32:25   (  70.20,  78.10) 04/03/2021   06:33:25  (  70.18,  78.08)    2.32                60
 04/03/2021   07:23:07   ( -70.11,-114.45) 04/03/2021   07:22:54  ( -70.13,-114.37)    3.19                13
 04/03/2021   08:13:40   (  69.41,  53.90) 04/03/2021   08:12:31  (  69.47,  52.37)   60.38                69
 04/05/2021   22:49:20   (  70.17,-166.08) 04/05/2021   22:49:52  (  70.19,-166.03)    3.44                32
 04/05/2021   23:40:01   ( -70.02,   1.45) 04/05/2021   23:39:23  ( -70.03,   1.37)    3.00                38
 04/08/2021   14:15:39   ( -70.62, 141.66) 04/08/2021   14:16:50  ( -70.47, 142.61)   38.88                71
 04/08/2021   15:06:16   (  70.13, -50.28) 04/08/2021   15:06:21  (  70.14, -50.23)    2.06                 5
 04/08/2021   15:56:57   ( -69.99, 117.26) 04/08/2021   15:55:52  ( -69.98, 117.18)    3.02                65
 04/11/2021   06:32:28   ( -70.22,-101.96) 04/11/2021   06:33:23  ( -70.20,-101.90)    2.70                55
 04/11/2021   07:23:12   (  70.11,  65.53) 04/11/2021   07:22:50  (  70.09,  65.58)    2.82                22
 04/11/2021   08:13:40   ( -69.27,-125.93) 04/11/2021   08:12:32  ( -69.33,-127.83)   74.97                68
 04/13/2021   22:49:23   ( -70.14,  13.93) 04/13/2021   22:49:52  ( -70.15,  13.89)    1.56                29
 04/13/2021   23:40:07   (  70.03,-178.59) 04/13/2021   23:39:19  (  70.03,-178.63)    1.47                48