Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and LANDSAT-9
TLE Epoch: 2024 8 2.  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)
 08/04/2024   14:28:32   (  70.09, -40.86) 08/04/2024   14:29:04  (  70.08, -40.93)    2.93                32
 08/04/2024   15:19:14   ( -69.98, 126.62) 08/04/2024   15:18:34  ( -69.97, 126.55)    2.97                40
 08/07/2024   05:54:51   ( -70.52, -93.07) 08/07/2024   05:56:02  ( -70.42, -92.20)   34.25                71
 08/07/2024   06:45:29   (  70.10,  74.89) 08/07/2024   06:45:33  (  70.09,  74.97)    3.41                 4
 08/07/2024   07:36:10   ( -69.94,-117.55) 08/07/2024   07:35:04  ( -69.93,-117.62)    3.22                66
 08/09/2024   22:11:39   ( -70.12,  23.32) 08/09/2024   22:12:35  ( -70.12,  23.25)    2.69                56
 08/09/2024   23:02:23   (  70.02,-169.22) 08/09/2024   23:02:02  (  70.00,-169.26)    2.69                21
 08/09/2024   23:52:52   ( -69.23,  -0.73) 08/09/2024   23:51:44  ( -69.24,  -2.67)   76.40                68
 08/12/2024   14:28:35   ( -70.10, 139.13) 08/12/2024   14:29:03  ( -70.11, 139.13)    0.91                28
 08/12/2024   15:19:19   (  70.01, -53.42) 08/12/2024   15:18:30  (  69.99, -53.39)    2.13                49
 08/15/2024   05:54:49   (  70.21,  87.42) 08/15/2024   05:56:00  (  70.21,  87.54)    4.65                71
 08/15/2024   06:45:30   ( -70.04,-105.00) 08/15/2024   06:45:31  ( -70.06,-105.05)    2.79                 1
 08/15/2024   07:36:12   (  69.84,  62.60) 08/15/2024   07:34:59  (  69.88,  62.35)   10.60                73