Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and LANDSAT-8
TLE Epoch: 2024 8 20.  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)
 08/21/2024   22:37:01   (  70.11,-162.96) 08/21/2024   22:37:33  (  70.08,-163.01)    3.27                32
 08/21/2024   23:27:43   ( -70.00,   4.51) 08/21/2024   23:27:02  ( -70.02,   4.55)    2.68                41
 08/24/2024   14:03:19   ( -70.63, 144.68) 08/24/2024   14:04:29  ( -70.52, 145.87)   45.58                70
 08/24/2024   14:53:54   (  70.06, -47.11) 08/24/2024   14:54:02  (  70.08, -47.12)    2.78                 8
 08/24/2024   15:44:36   ( -69.96, 120.37) 08/24/2024   15:43:32  ( -69.98, 120.36)    2.32                64
 08/27/2024   06:20:02   ( -70.13, -98.74) 08/27/2024   06:21:03  ( -70.13, -98.81)    2.66                61
 08/27/2024   07:10:46   (  70.03,  68.72) 08/27/2024   07:10:30  (  70.02,  68.68)    2.11                16
 08/27/2024   08:01:18   ( -69.40,-123.02) 08/27/2024   08:00:08  ( -69.48,-124.44)   55.93                70
 08/29/2024   22:36:55   ( -70.12,  17.07) 08/29/2024   22:37:30  ( -70.11,  17.06)    0.26                35
 08/29/2024   23:27:39   (  70.02,-175.48) 08/29/2024   23:26:57  (  70.00,-175.46)    2.70                42
 09/01/2024   14:03:11   (  70.49, -35.05) 09/01/2024   14:04:22  (  70.40, -34.25)   31.50                71
 09/01/2024   14:53:47   ( -70.07, 132.93) 09/01/2024   14:53:56  ( -70.08, 132.92)    1.66                 9
 09/01/2024   15:44:31   (  69.98, -59.62) 09/01/2024   15:43:23  (  69.96, -59.61)    1.49                68