Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and LANDSAT-8
TLE Epoch: 2024 8 10.  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)
 08/11/2024   06:20:07   ( -70.13, -98.79) 08/11/2024   06:20:56  ( -70.13, -98.80)    0.58                49
 08/11/2024   07:10:51   (  70.02,  68.67) 08/11/2024   07:10:23  (  70.03,  68.70)    1.72                28
 08/13/2024   22:37:02   ( -70.08,  17.05) 08/13/2024   22:37:29  ( -70.07,  16.99)    2.59                27
 08/13/2024   23:27:46   (  69.98,-175.49) 08/13/2024   23:26:56  (  69.97,-175.51)    1.64                50
 08/16/2024   14:03:17   (  70.27, -34.78) 08/16/2024   14:04:29  (  70.22, -34.56)    9.90                72
 08/16/2024   14:53:57   ( -70.05, 132.87) 08/16/2024   14:54:00  ( -70.06, 132.84)    1.06                 3
 08/16/2024   15:44:40   (  69.90, -59.59) 08/16/2024   15:43:28  (  69.89, -59.74)    5.73                72
 08/19/2024   06:20:09   (  70.15,  81.17) 08/19/2024   06:20:59  (  70.14,  81.20)    2.37                50
 08/19/2024   07:10:51   ( -70.04,-111.34) 08/19/2024   07:10:29  ( -70.03,-111.31)    1.60                22
 08/19/2024   08:01:17   (  68.99,  57.50) 08/19/2024   08:00:11  (  69.09,  55.06)   97.55                66
 08/21/2024   22:37:03   (  70.11,-162.98) 08/21/2024   22:37:28  (  70.10,-162.96)    1.65                25
 08/21/2024   23:27:45   ( -70.00,   4.51) 08/21/2024   23:26:58  ( -70.00,   4.53)    0.85                47