Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and LANDSAT-8
TLE Epoch: 2024 8 3.  Predictions up to the next  14.0 days:

     Date     Time(NOAA-21) NOAA-21 Lat/Lon Date Time(LANDSAT-8) LANDSAT-8 Lat/Lon    Distance(km)  Time Diff(sec)
 08/03/2024   06:20:04   (  70.10,  81.24) 08/03/2024   06:20:54  (  70.11,  81.16)    3.37                50
 08/03/2024   07:10:47   ( -70.05,-111.37) 08/03/2024   07:10:23  ( -70.04,-111.30)    2.66                24
 08/05/2024   21:46:34   ( -71.10,  28.08) 08/05/2024   21:47:40  ( -70.97,  30.71)   95.94                66
 08/05/2024   22:37:01   (  70.11,-163.00) 08/05/2024   22:37:21  (  70.11,-162.93)    2.72                20
 08/05/2024   23:27:43   ( -70.00,   4.47) 08/05/2024   23:26:51  ( -69.99,   4.53)    2.39                52
 08/08/2024   14:03:12   ( -70.18, 145.35) 08/08/2024   14:04:20  ( -70.18, 145.41)    2.32                68
 08/08/2024   14:53:55   (  70.03, -47.11) 08/08/2024   14:53:48  (  70.02, -47.17)    2.36                 7
 08/08/2024   15:44:33   ( -69.71, 120.69) 08/08/2024   15:43:21  ( -69.74, 120.07)   24.06                72
 08/11/2024   06:20:07   ( -70.10, -98.76) 08/11/2024   06:20:47  ( -70.11, -98.79)    1.48                40
 08/11/2024   07:10:51   (  70.01,  68.70) 08/11/2024   07:10:14  (  70.00,  68.70)    0.52                37
 08/13/2024   21:46:28   (  70.57,-151.04) 08/13/2024   21:47:38  (  70.44,-150.05)   39.97                70
 08/13/2024   22:37:03   ( -70.09,  17.03) 08/13/2024   22:37:12  ( -70.11,  17.11)    3.32                 9
 08/13/2024   23:27:46   (  69.94,-175.44) 08/13/2024   23:26:40  (  69.94,-175.48)    1.94                66
 08/16/2024   14:03:16   (  70.15, -34.61) 08/16/2024   14:04:07  (  70.17, -34.53)    3.34                51
 08/16/2024   14:53:58   ( -70.04, 132.89) 08/16/2024   14:53:38  ( -70.01, 132.87)    3.23                20