Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and LANDSAT-8
TLE Epoch: 2024 2 29.  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)
 03/01/2024   15:43:00   ( -70.00, 120.32) 03/01/2024   15:43:43  ( -70.02, 120.32)    2.65                43
 03/01/2024   16:33:44   (  69.87, -72.18) 03/01/2024   16:33:11  (  69.87, -72.25)    2.61                33
 03/04/2024   07:09:25   (  70.49,  68.00) 03/04/2024   07:10:35  (  70.38,  69.09)   42.50                70
 03/04/2024   07:59:59   ( -69.98,-123.89) 03/04/2024   08:00:10  ( -69.99,-123.84)    2.22                11
 03/04/2024   08:50:43   (  69.86,  43.60) 03/04/2024   08:49:38  (  69.83,  43.59)    2.62                65
 03/06/2024   23:26:16   (  70.06,-175.58) 03/06/2024   23:27:07  (  70.05,-175.50)    3.14                51
 03/07/2024   00:16:57   ( -69.91,  -8.03) 03/07/2024   00:16:37  ( -69.93,  -8.03)    1.88                20
 03/07/2024   01:07:25   (  68.94, 160.67) 03/07/2024   01:06:19  (  68.99, 158.36)   92.10                66
 03/09/2024   14:52:46   ( -70.96, 131.44) 03/09/2024   14:53:52  ( -70.88, 133.98)   92.78                66
 03/09/2024   15:43:13   (  69.96, -59.66) 03/09/2024   15:43:34  (  69.96, -59.74)    2.97                21
 03/09/2024   16:33:55   ( -69.86, 107.81) 03/09/2024   16:33:04  ( -69.84, 107.74)    3.02                51
 03/12/2024   07:09:27   ( -70.08,-111.39) 03/12/2024   07:10:31  ( -70.07,-111.34)    2.11                64
 03/12/2024   08:00:11   (  69.97,  56.08) 03/12/2024   07:59:58  (  69.96,  56.15)    2.94                13
 03/12/2024   08:50:45   ( -69.44,-135.82) 03/12/2024   08:49:34  ( -69.51,-136.82)   39.72                71