Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and LANDSAT-8
TLE Epoch: 2021 2 17.  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)
 02/19/2021   15:06:09   (  70.08, -50.26) 02/19/2021   15:06:42  (  70.07, -50.29)    1.10                33
 02/19/2021   15:56:51   ( -69.98, 117.20) 02/19/2021   15:56:12  ( -69.96, 117.18)    3.17                39
 02/22/2021   06:32:26   ( -70.56,-102.55) 02/22/2021   06:33:37  ( -70.45,-101.50)   40.79                71
 02/22/2021   07:23:02   (  70.03,  65.58) 02/22/2021   07:23:10  (  70.02,  65.52)    2.66                 8
 02/22/2021   08:13:44   ( -69.94,-126.95) 02/22/2021   08:12:39  ( -69.96,-126.93)    3.26                65
 02/24/2021   22:49:13   ( -70.15,  13.87) 02/24/2021   22:50:11  ( -70.13,  13.91)    2.50                58
 02/24/2021   23:39:57   (  70.04,-178.66) 02/24/2021   23:39:38  (  70.02,-178.60)    3.22                19
 02/25/2021   00:30:27   ( -69.31, -10.26) 02/25/2021   00:29:18  ( -69.36, -11.87)   63.40                69
 02/27/2021   15:06:07   ( -70.10, 129.72) 02/27/2021   15:06:39  ( -70.13, 129.79)    3.58                32
 02/27/2021   15:56:50   (  69.95, -62.74) 02/27/2021   15:56:07  (  69.96, -62.80)    2.76                43
 03/02/2021   06:32:24   (  70.43,  77.66) 03/02/2021   06:33:35  (  70.33,  78.33)   27.41                71
 03/02/2021   07:23:01   ( -70.07,-114.44) 03/02/2021   07:23:08  ( -70.07,-114.42)    0.99                 7
 03/02/2021   08:13:45   (  69.97,  53.02) 03/02/2021   08:12:35  (  69.95,  53.07)    2.42                70