Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and LANDSAT-8
TLE Epoch: 2021 3 27.  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)
 03/28/2021   22:49:15   ( -70.19,  13.92) 03/28/2021   22:49:56  ( -70.20,  13.98)    2.70                41
 03/28/2021   23:39:59   (  70.07,-178.59) 03/28/2021   23:39:24  (  70.04,-178.60)    3.06                35
 03/31/2021   14:15:39   (  70.76, -38.55) 03/31/2021   14:16:48  (  70.66, -37.10)   54.64                69
 03/31/2021   15:06:11   ( -70.15, 129.74) 03/31/2021   15:06:25  ( -70.17, 129.82)    3.52                14
 03/31/2021   15:56:55   (  70.03, -62.77) 03/31/2021   15:55:53  (  70.00, -62.77)    2.70                62
 04/03/2021   06:32:25   (  70.20,  78.11) 04/03/2021   06:33:25  (  70.18,  78.08)    2.53                60
 04/03/2021   07:23:07   ( -70.11,-114.43) 04/03/2021   07:22:55  ( -70.07,-114.44)    3.63                12
 04/03/2021   08:13:40   (  69.41,  53.91) 04/03/2021   08:12:31  (  69.46,  52.37)   60.55                69
 04/05/2021   22:49:20   (  70.16,-166.08) 04/05/2021   22:49:52  (  70.19,-166.04)    2.95                32
 04/05/2021   23:40:02   ( -70.07,   1.38) 04/05/2021   23:39:22  ( -70.08,   1.45)    3.12                40
 04/08/2021   14:15:39   ( -70.61, 141.67) 04/08/2021   14:16:50  ( -70.47, 142.61)   37.95                71
 04/08/2021   15:06:16   (  70.13, -50.27) 04/08/2021   15:06:21  (  70.13, -50.24)    1.24                 5
 04/08/2021   15:56:58   ( -70.03, 117.20) 04/08/2021   15:55:51  ( -70.03, 117.26)    2.34                67