Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and LANDSAT-8
TLE Epoch: 2021 4 4.  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)
 04/05/2021   22:49:20   (  70.16,-166.08) 04/05/2021   22:49:53  (  70.14,-166.11)    2.49                33
 04/05/2021   23:40:01   ( -70.02,   1.45) 04/05/2021   23:39:23  ( -70.03,   1.37)    3.09                38
 04/08/2021   14:15:39   ( -70.62, 141.66) 04/08/2021   14:16:50  ( -70.47, 142.61)   38.62                71
 04/08/2021   15:06:16   (  70.13, -50.27) 04/08/2021   15:06:21  (  70.15, -50.22)    2.74                 5
 04/08/2021   15:56:58   ( -70.04, 117.18) 04/08/2021   15:55:51  ( -70.04, 117.26)    2.99                67
 04/11/2021   06:32:28   ( -70.22,-101.95) 04/11/2021   06:33:23  ( -70.21,-101.90)    2.08                55
 04/11/2021   07:23:12   (  70.10,  65.54) 04/11/2021   07:22:50  (  70.09,  65.58)    1.73                22
 04/11/2021   08:13:40   ( -69.27,-125.92) 04/11/2021   08:12:32  ( -69.33,-127.83)   75.17                68
 04/13/2021   22:49:23   ( -70.13,  13.94) 04/13/2021   22:49:52  ( -70.15,  13.90)    2.64                29
 04/13/2021   23:40:07   (  70.02,-178.58) 04/13/2021   23:39:19  (  70.04,-178.62)    2.66                48
 04/16/2021   14:15:38   (  70.31, -37.88) 04/16/2021   14:16:49  (  70.25, -37.72)    8.96                71
 04/16/2021   15:06:18   ( -70.11, 129.74) 04/16/2021   15:06:20  ( -70.09, 129.69)    2.30                 2
 04/16/2021   15:57:00   (  69.89, -62.62) 04/16/2021   15:55:48  (  69.92, -62.91)   11.64                72