Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and LANDSAT-8
TLE Epoch: 2024 1 31.  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)
 02/01/2024   07:59:45   ( -69.95,-123.82) 02/01/2024   08:00:20  ( -69.95,-123.87)    1.84                35
 02/01/2024   08:50:29   (  69.82,  43.67) 02/01/2024   08:49:47  (  69.84,  43.63)    2.87                42
 02/03/2024   23:26:03   (  70.50,-176.22) 02/03/2024   23:27:13  (  70.41,-174.97)   47.51                70
 02/04/2024   00:16:36   ( -69.95,  -8.04) 02/04/2024   00:16:49  ( -69.97,  -7.97)    3.44                13
 02/04/2024   01:07:20   (  69.83, 159.45) 02/04/2024   01:06:17  (  69.81, 159.45)    2.15                63
 02/06/2024   15:42:45   (  69.99, -59.63) 02/06/2024   15:43:50  (  70.01, -59.67)    2.90                65
 02/06/2024   16:33:27   ( -69.91, 107.82) 02/06/2024   16:33:20  ( -69.91, 107.82)    0.07                 7
 02/06/2024   17:24:04   (  69.42, -84.16) 02/06/2024   17:22:53  (  69.47, -85.14)   38.76                71
 02/09/2024   07:59:36   (  69.96,  56.20) 02/09/2024   08:00:20  (  69.97,  56.15)    2.33                44
 02/09/2024   08:50:18   ( -69.88,-136.35) 02/09/2024   08:49:50  ( -69.87,-136.36)    0.78                28
 02/11/2024   23:26:01   ( -71.00,   3.03) 02/11/2024   23:27:07  ( -70.89,   5.74)   98.85                66
 02/12/2024   00:16:27   (  69.94, 172.02) 02/12/2024   00:16:49  (  69.96, 172.01)    1.86                22
 02/12/2024   01:07:09   ( -69.85, -20.52) 02/12/2024   01:06:19  ( -69.86, -20.50)    1.08                50