Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and LANDSAT-8
TLE Epoch: 2024 5 1.  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)
 05/01/2024   22:36:00   (  70.14,-163.03) 05/01/2024   22:37:07  (  70.11,-163.08)    3.12                67
 05/01/2024   23:26:42   ( -70.05,   4.42) 05/01/2024   23:26:36  ( -70.05,   4.47)    1.72                 6
 05/02/2024   00:17:20   (  69.61, 172.38) 05/02/2024   00:16:08  (  69.67, 171.59)   31.15                72
 05/04/2024   14:52:52   (  70.12, -47.22) 05/04/2024   14:53:31  (  70.11, -47.19)    1.20                39
 05/04/2024   15:43:33   ( -69.97, 120.32) 05/04/2024   15:43:01  ( -69.99, 120.28)    3.06                32
 05/07/2024   06:19:11   ( -70.74, -99.73) 05/07/2024   06:20:20  ( -70.67, -98.12)   59.69                69
 05/07/2024   07:09:44   (  70.06,  68.66) 05/07/2024   07:09:56  (  70.07,  68.65)    1.81                12
 05/07/2024   08:00:26   ( -69.96,-123.88) 05/07/2024   07:59:26  ( -69.96,-123.88)    0.46                60
 05/09/2024   22:35:53   ( -70.17,  16.97) 05/09/2024   22:36:53  ( -70.16,  17.02)    2.19                60
 05/09/2024   23:26:37   (  70.06,-175.56) 05/09/2024   23:26:20  (  70.05,-175.49)    2.90                17
 05/10/2024   00:17:09   ( -69.44,  -7.32) 05/10/2024   00:15:59  ( -69.44,  -8.69)   53.59                70
 05/12/2024   14:52:45   ( -70.13, 132.81) 05/12/2024   14:53:17  ( -70.10, 132.84)    3.20                32
 05/12/2024   15:43:28   (  69.97, -59.64) 05/12/2024   15:42:44  (  69.99, -59.68)    2.35                44