Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and LANDSAT-9
TLE Epoch: 2024 10 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)
 10/02/2024   05:55:16   (  70.44,  87.09) 10/02/2024   05:56:27  (  70.33,  87.65)   24.34                71
 10/02/2024   06:45:53   ( -70.11,-105.07) 10/02/2024   06:45:59  ( -70.11,-105.04)    1.18                 6
 10/02/2024   07:36:37   (  69.97,  62.45) 10/02/2024   07:35:27  (  69.95,  62.39)    3.09                70
 10/04/2024   22:12:10   (  70.15,-156.69) 10/04/2024   22:12:59  (  70.14,-156.73)    1.69                49
 10/04/2024   23:02:51   ( -70.03,  10.82) 10/04/2024   23:02:29  ( -70.03,  10.74)    2.91                22
 10/07/2024   13:38:38   ( -71.02, 150.36) 10/07/2024   13:39:45  ( -70.94, 152.70)   85.32                67
 10/07/2024   14:29:07   (  70.10, -40.85) 10/07/2024   14:29:25  (  70.12, -40.87)    2.81                18
 10/07/2024   15:19:49   ( -70.02, 126.59) 10/07/2024   15:18:55  ( -70.01, 126.61)    1.43                54
 10/10/2024   05:55:21   ( -70.20, -92.55) 10/10/2024   05:56:23  ( -70.21, -92.49)    2.61                62
 10/10/2024   06:46:05   (  70.07,  74.96) 10/10/2024   06:45:50  (  70.09,  74.99)    3.33                15
 10/10/2024   07:36:38   ( -69.51,-116.89) 10/10/2024   07:35:27  ( -69.60,-118.06)   46.22                71
 10/12/2024   22:12:18   ( -70.14,  23.31) 10/12/2024   22:12:47  ( -70.13,  23.31)    0.55                29
 10/12/2024   23:03:02   (  70.01,-169.18) 10/12/2024   23:02:14  (  70.01,-169.21)    1.27                48
 10/15/2024   13:38:33   (  70.18, -28.31) 10/15/2024   13:39:38  (  70.21, -28.28)    3.30                65
 10/15/2024   14:29:15   ( -70.10, 139.14) 10/15/2024   14:29:08  ( -70.11, 139.20)    2.35                 7
 10/15/2024   15:19:52   (  69.60, -52.81) 10/15/2024   15:18:41  (  69.65, -53.79)   38.45                71