Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and LANDSAT-8
TLE Epoch: 2021 7 30.  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)
 08/01/2021   06:32:49   ( -70.10,-101.99) 08/01/2021   06:33:46  ( -70.07,-101.99)    3.31                57
 08/01/2021   07:23:33   (  69.98,  65.50) 08/01/2021   07:23:13  (  69.96,  65.50)    1.88                20
 08/01/2021   08:14:02   ( -69.20,-126.05) 08/01/2021   08:12:53  ( -69.30,-127.76)   68.05                69
 08/03/2021   22:49:42   ( -70.04,  13.87) 08/03/2021   22:50:16  ( -70.03,  13.83)    1.79                34
 08/03/2021   23:40:26   (  69.92,-178.65) 08/03/2021   23:39:43  (  69.92,-178.68)    1.27                43
 08/06/2021   14:16:01   (  70.44, -38.31) 08/06/2021   14:17:12  (  70.36, -37.44)   33.42                71
 08/06/2021   15:06:36   ( -69.98, 129.73) 08/06/2021   15:06:47  ( -69.98, 129.65)    2.89                11
 08/06/2021   15:57:20   (  69.87, -62.79) 08/06/2021   15:56:14  (  69.87, -62.86)    2.73                66
 08/09/2021   06:32:49   (  70.07,  78.04) 08/09/2021   06:33:47  (  70.09,  78.04)    1.81                58
 08/09/2021   07:23:31   ( -69.98,-114.50) 08/09/2021   07:23:17  ( -69.99,-114.46)    2.10                14
 08/09/2021   08:14:03   (  69.23,  53.90) 08/09/2021   08:12:54  (  69.32,  52.27)   65.00                69
 08/11/2021   22:49:43   (  70.02,-166.11) 08/11/2021   22:50:18  (  70.03,-166.16)    2.12                35
 08/11/2021   23:40:25   ( -69.92,   1.35) 08/11/2021   23:39:48  ( -69.94,   1.34)    1.55                37