Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and LANDSAT-8
TLE Epoch: 2021 7 22.  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)
 07/24/2021   06:32:49   (  70.05,  78.09) 07/24/2021   06:33:40  (  70.07,  78.02)    3.45                51
 07/24/2021   07:23:31   ( -69.96,-114.46) 07/24/2021   07:23:10  ( -69.96,-114.50)    1.59                21
 07/24/2021   08:13:58   (  68.93,  54.32) 07/24/2021   08:12:52  (  69.02,  51.89)   97.39                66
 07/26/2021   22:49:44   (  70.04,-166.13) 07/26/2021   22:50:11  (  70.04,-166.14)    0.53                27
 07/26/2021   23:40:26   ( -69.95,   1.33) 07/26/2021   23:39:41  ( -69.93,   1.34)    1.82                45
 07/29/2021   14:16:00   ( -70.40, 141.76) 07/29/2021   14:17:12  ( -70.28, 142.44)   28.97                72
 07/29/2021   15:06:38   (  69.98, -50.27) 07/29/2021   15:06:42  (  70.00, -50.31)    3.30                 4
 07/29/2021   15:57:20   ( -69.88, 117.19) 07/29/2021   15:56:12  ( -69.90, 117.18)    1.90                68
 08/01/2021   06:32:48   ( -70.08,-101.97) 08/01/2021   06:33:45  ( -70.08,-101.97)    0.31                57
 08/01/2021   07:23:32   (  69.97,  65.51) 08/01/2021   07:23:12  (  69.96,  65.51)    0.83                20
 08/01/2021   08:14:02   ( -69.24,-126.11) 08/01/2021   08:12:53  ( -69.26,-127.81)   67.09                69
 08/03/2021   22:49:42   ( -70.02,  13.89) 08/03/2021   22:50:16  ( -70.04,  13.85)    2.38                34
 08/03/2021   23:40:26   (  69.91,-178.64) 08/03/2021   23:39:43  (  69.92,-178.67)    1.47                43