Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and LANDSAT-8
TLE Epoch: 2024 2 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)
 02/03/2024   23:26:03   (  70.51,-176.22) 02/03/2024   23:27:13  (  70.41,-174.97)   47.61                70
 02/04/2024   00:16:36   ( -69.95,  -8.04) 02/04/2024   00:16:49  ( -69.97,  -7.97)    3.06                13
 02/04/2024   01:07:20   (  69.83, 159.45) 02/04/2024   01:06:17  (  69.81, 159.45)    2.11                63
 02/06/2024   15:42:46   (  70.04, -59.71) 02/06/2024   15:43:50  (  70.02, -59.65)    2.83                64
 02/06/2024   16:33:27   ( -69.91, 107.81) 02/06/2024   16:33:20  ( -69.91, 107.83)    0.71                 7
 02/06/2024   17:24:04   (  69.42, -84.15) 02/06/2024   17:22:53  (  69.48, -85.13)   38.60                71
 02/09/2024   07:59:37   (  70.01,  56.13) 02/09/2024   08:00:20  (  70.00,  56.18)    2.24                43
 02/09/2024   08:50:18   ( -69.87,-136.34) 02/09/2024   08:49:50  ( -69.89,-136.33)    2.06                28
 02/12/2024   00:16:27   (  69.93, 172.04) 02/12/2024   00:16:50  (  69.95, 171.99)    2.73                23
 02/12/2024   01:07:09   ( -69.84, -20.51) 02/12/2024   01:06:20  ( -69.84, -20.52)    0.60                49
 02/14/2024   15:42:37   ( -70.23, 120.06) 02/14/2024   15:43:49  ( -70.15, 120.51)   19.35                72
 02/14/2024   16:33:17   (  69.91, -72.14) 02/14/2024   16:33:18  (  69.93, -72.16)    1.62                 1
 02/14/2024   17:23:59   ( -69.82,  95.31) 02/14/2024   17:22:48  ( -69.82,  95.33)    0.64                71