Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and LANDSAT-8
TLE Epoch: 2024 6 10.  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)
 06/10/2024   22:36:09   ( -70.11,  17.06) 06/10/2024   22:36:53  ( -70.13,  17.09)    2.37                44
 06/10/2024   23:26:53   (  69.97,-175.42) 06/10/2024   23:26:21  (  69.97,-175.49)    2.67                32
 06/13/2024   14:02:34   (  70.66, -35.37) 06/13/2024   14:03:44  (  70.56, -34.03)   50.68                70
 06/13/2024   14:53:06   ( -70.06, 132.90) 06/13/2024   14:53:21  ( -70.06, 132.88)    0.91                15
 06/13/2024   15:43:51   (  69.98, -59.67) 06/13/2024   15:42:48  (  69.95, -59.63)    2.91                63
 06/16/2024   06:19:22   (  70.10,  81.28) 06/16/2024   06:20:19  (  70.11,  81.21)    3.12                57
 06/16/2024   07:10:04   ( -70.02,-111.28) 06/16/2024   07:09:49  ( -70.00,-111.31)    2.20                15
 06/16/2024   08:00:35   (  69.20,  57.23) 06/16/2024   07:59:27  (  69.28,  55.35)   74.74                68
 06/18/2024   22:36:20   (  70.08,-162.92) 06/18/2024   22:36:46  (  70.06,-162.96)    2.26                26
 06/18/2024   23:27:02   ( -69.99,   4.53) 06/18/2024   23:26:15  ( -70.01,   4.60)    3.38                47
 06/21/2024   14:02:33   ( -70.14, 145.45) 06/21/2024   14:03:45  ( -70.14, 145.41)    1.56                72
 06/21/2024   14:53:17   (  70.01, -47.06) 06/21/2024   14:53:12  (  70.02, -47.11)    2.39                 5
 06/21/2024   15:43:56   ( -69.77, 120.63) 06/21/2024   15:42:44  ( -69.81, 120.22)   16.33                72