Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and LANDSAT-8
TLE Epoch: 2024 8 17.  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)
 08/19/2024   06:20:07   (  70.13,  81.22) 08/19/2024   06:21:01  (  70.16,  81.23)    3.56                54
 08/19/2024   07:10:49   ( -70.03,-111.31) 08/19/2024   07:10:31  ( -70.05,-111.29)    2.71                18
 08/19/2024   08:01:19   (  69.18,  57.24) 08/19/2024   08:00:11  (  69.23,  55.23)   79.55                68
 08/21/2024   22:37:01   (  70.12,-162.99) 08/21/2024   22:37:32  (  70.10,-162.97)    2.41                31
 08/21/2024   23:27:43   ( -70.02,   4.49) 08/21/2024   23:27:02  ( -70.00,   4.51)    2.70                41
 08/24/2024   14:03:18   ( -70.60, 144.73) 08/24/2024   14:04:28  ( -70.51, 145.86)   43.32                70
 08/24/2024   14:53:54   (  70.09, -47.15) 08/24/2024   14:54:01  (  70.07, -47.13)    2.14                 7
 08/24/2024   15:44:36   ( -69.98, 120.33) 08/24/2024   15:43:31  ( -69.97, 120.35)    1.99                65
 08/27/2024   06:20:03   ( -70.17, -98.80) 08/27/2024   06:21:01  ( -70.18, -98.73)    2.98                58
 08/27/2024   07:10:46   (  70.02,  68.74) 08/27/2024   07:10:29  (  70.01,  68.67)    2.90                17
 08/27/2024   08:01:17   ( -69.33,-122.93) 08/27/2024   08:00:08  ( -69.41,-124.51)   62.55                69
 08/29/2024   22:36:54   ( -70.13,  17.06) 08/29/2024   22:37:27  ( -70.09,  17.05)    3.62                33
 08/29/2024   23:27:37   (  69.98,-175.41) 08/29/2024   23:26:54  (  69.97,-175.48)    2.69                43