Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and LANDSAT-8
TLE Epoch: 2024 5 29.  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)
 05/31/2024   06:19:05   (  70.45,  80.79) 05/31/2024   06:20:16  (  70.38,  81.41)   24.46                71
 05/31/2024   07:09:41   ( -70.11,-111.35) 05/31/2024   07:09:48  ( -70.10,-111.35)    0.86                 7
 05/31/2024   08:00:25   (  69.98,  56.16) 05/31/2024   07:59:15  (  70.00,  56.14)    2.43                70
 06/02/2024   22:35:59   (  70.19,-163.04) 06/02/2024   22:36:46  (  70.20,-162.96)    3.20                47
 06/02/2024   23:26:40   ( -70.06,   4.48) 06/02/2024   23:26:17  ( -70.04,   4.44)    2.79                23
 06/05/2024   14:02:28   ( -71.01, 144.08) 06/05/2024   14:03:35  ( -70.93, 146.36)   83.22                67
 06/05/2024   14:52:57   (  70.10, -47.14) 06/05/2024   14:53:15  (  70.11, -47.21)    2.94                18
 06/05/2024   15:43:39   ( -70.02, 120.30) 06/05/2024   15:42:45  ( -70.01, 120.27)    1.77                54
 06/08/2024   06:19:12   ( -70.20, -98.84) 06/08/2024   06:20:15  ( -70.22, -98.82)    2.79                63
 06/08/2024   07:09:57   (  70.13,  68.58) 06/08/2024   07:09:42  (  70.11,  68.66)    3.58                15
 06/08/2024   08:00:30   ( -69.57,-123.26) 06/08/2024   07:59:19  ( -69.62,-124.38)   43.87                71
 06/10/2024   22:36:10   ( -70.18,  16.95) 06/10/2024   22:36:41  ( -70.20,  17.02)    3.37                31
 06/10/2024   23:26:54   (  70.05,-175.55) 06/10/2024   23:26:09  (  70.02,-175.58)    3.42                45