Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and LANDSAT-8
TLE Epoch: 2024 8 28.  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)
 08/29/2024   22:36:55   ( -70.11,  17.08) 08/29/2024   22:37:31  ( -70.14,  17.09)    3.35                36
 08/29/2024   23:27:39   (  70.00,-175.45) 08/29/2024   23:26:58  (  70.03,-175.42)    3.42                41
 09/01/2024   14:03:13   (  70.58, -35.18) 09/01/2024   14:04:23  (  70.49, -34.14)   39.86                70
 09/01/2024   14:53:48   ( -70.11, 132.87) 09/01/2024   14:53:58  ( -70.10, 132.93)    2.48                10
 09/01/2024   15:44:31   (  69.95, -59.58) 09/01/2024   15:43:26  (  69.94, -59.66)    3.35                65
 09/04/2024   06:19:57   (  70.17,  81.24) 09/04/2024   06:20:53  (  70.17,  81.30)    2.02                56
 09/04/2024   07:10:39   ( -70.07,-111.29) 09/04/2024   07:10:23  ( -70.07,-111.22)    2.56                16
 09/04/2024   08:01:10   (  69.28,  57.19) 09/04/2024   08:00:01  (  69.34,  55.43)   69.47                69
 09/06/2024   22:36:48   (  70.10,-162.85) 09/06/2024   22:37:18  (  70.13,-162.86)    3.54                30
 09/06/2024   23:27:30   ( -70.00,   4.62) 09/06/2024   23:26:48  ( -70.03,   4.63)    3.32                42
 09/09/2024   14:03:01   ( -70.46, 145.07) 09/09/2024   14:04:12  ( -70.38, 145.76)   27.31                71
 09/09/2024   14:53:40   (  70.09, -47.06) 09/09/2024   14:53:42  (  70.09, -47.01)    1.92                 2
 09/09/2024   15:44:22   ( -69.99, 120.42) 09/09/2024   15:43:12  ( -69.99, 120.48)    2.60                70