Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and LANDSAT-8
TLE Epoch: 2024 6 9.  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)    2.28                44
 06/10/2024   23:26:53   (  69.97,-175.43) 06/10/2024   23:26:21  (  69.97,-175.50)    2.69                32
 06/13/2024   14:02:35   (  70.66, -35.37) 06/13/2024   14:03:45  (  70.56, -34.03)   50.76                70
 06/13/2024   14:53:07   ( -70.06, 132.90) 06/13/2024   14:53:22  ( -70.07, 132.88)    1.17                15
 06/13/2024   15:43:51   (  69.98, -59.67) 06/13/2024   15:42:48  (  69.96, -59.62)    2.69                63
 06/16/2024   06:19:23   (  70.15,  81.21) 06/16/2024   06:20:19  (  70.12,  81.22)    3.01                56
 06/16/2024   07:10:04   ( -70.01,-111.27) 06/16/2024   07:09:49  ( -70.01,-111.29)    0.90                15
 06/16/2024   08:00:36   (  69.25,  57.16) 06/16/2024   07:59:27  (  69.29,  55.37)   70.87                69
 06/18/2024   22:36:20   (  70.07,-162.91) 06/18/2024   22:36:46  (  70.08,-162.93)    1.81                26
 06/18/2024   23:27:02   ( -69.98,   4.54) 06/18/2024   23:26:16  ( -69.98,   4.55)    0.91                46
 06/21/2024   14:02:34   ( -70.18, 145.38) 06/21/2024   14:03:45  ( -70.17, 145.45)    2.59                71
 06/21/2024   14:53:18   (  70.05, -47.12) 06/21/2024   14:53:12  (  70.06, -47.07)    2.01                 6
 06/21/2024   15:43:57   ( -69.81, 120.57) 06/21/2024   15:42:44  ( -69.84, 120.26)   12.28                73