Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and LANDSAT-8
TLE Epoch: 2024 5 26.  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)
 05/28/2024   14:52:43   ( -70.17, 132.80) 05/28/2024   14:53:20  ( -70.14, 132.83)    3.26                37
 05/28/2024   15:43:27   (  70.04, -59.69) 05/28/2024   15:42:47  (  70.04, -59.68)    0.66                40
 05/31/2024   06:19:05   (  70.46,  80.77) 05/31/2024   06:20:16  (  70.37,  81.40)   25.53                71
 05/31/2024   07:09:42   ( -70.12,-111.37) 05/31/2024   07:09:49  ( -70.10,-111.35)    1.98                 7
 05/31/2024   08:00:26   (  69.99,  56.14) 05/31/2024   07:59:16  (  69.99,  56.14)    0.39                70
 06/02/2024   22:35:58   (  70.16,-163.00) 06/02/2024   22:36:46  (  70.19,-162.99)    2.79                48
 06/02/2024   23:26:40   ( -70.08,   4.45) 06/02/2024   23:26:16  ( -70.08,   4.50)    1.83                24
 06/05/2024   14:02:28   ( -71.05, 144.02) 06/05/2024   14:03:35  ( -70.91, 146.32)   84.76                67
 06/05/2024   14:52:57   (  70.14, -47.20) 06/05/2024   14:53:14  (  70.14, -47.18)    0.88                17
 06/05/2024   15:43:39   ( -70.05, 120.25) 06/05/2024   15:42:44  ( -70.04, 120.31)    3.07                55
 06/08/2024   06:19:11   ( -70.20, -98.84) 06/08/2024   06:20:15  ( -70.18, -98.89)    3.07                64
 06/08/2024   07:09:55   (  70.08,  68.66) 06/08/2024   07:09:42  (  70.06,  68.59)    3.26                13
 06/08/2024   08:00:29   ( -69.57,-123.26) 06/08/2024   07:59:18  ( -69.63,-124.37)   43.52                71