Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and LANDSAT-9
TLE Epoch: 2024 10 3.  Predictions up to the next  14.0 days:

     Date     Time(NOAA-21) NOAA-21 Lat/Lon Date Time(LANDSAT-9) LANDSAT-9 Lat/Lon    Distance(km)  Time Diff(sec)
 10/04/2024   22:12:09   (  70.14,-156.68) 10/04/2024   22:12:59  (  70.13,-156.75)    3.05                50
 10/04/2024   23:02:51   ( -70.07,  10.75) 10/04/2024   23:02:28  ( -70.07,  10.80)    2.07                23
 10/07/2024   13:38:39   ( -71.09, 150.24) 10/07/2024   13:39:45  ( -70.98, 152.76)   92.18                66
 10/07/2024   14:29:07   (  70.12, -40.88) 10/07/2024   14:29:26  (  70.10, -40.90)    1.79                19
 10/07/2024   15:19:48   ( -69.99, 126.63) 10/07/2024   15:18:56  ( -69.99, 126.58)    1.89                52
 10/10/2024   05:55:19   ( -70.16, -92.48) 10/10/2024   05:56:24  ( -70.18, -92.52)    3.16                65
 10/10/2024   06:46:04   (  70.08,  74.95) 10/10/2024   06:45:51  (  70.07,  74.96)    1.13                13
 10/10/2024   07:36:38   ( -69.58,-116.99) 10/10/2024   07:35:27  ( -69.63,-118.02)   40.36                71
 10/12/2024   22:12:15   ( -70.15,  23.30) 10/12/2024   22:12:46  ( -70.15,  23.33)    1.50                31
 10/12/2024   23:02:59   (  70.02,-169.19) 10/12/2024   23:02:13  (  70.03,-169.19)    0.20                46
 10/15/2024   13:38:29   (  70.21, -28.33) 10/15/2024   13:39:37  (  70.20, -28.30)    1.80                68
 10/15/2024   14:29:10   ( -70.08, 139.19) 10/15/2024   14:29:07  ( -70.10, 139.18)    2.01                 3
 10/15/2024   15:19:49   (  69.69, -52.91) 10/15/2024   15:18:38  (  69.75, -53.65)   29.34                71