Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and LANDSAT-9
TLE Epoch: 2024 10 16.  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)
 10/18/2024   05:55:28   (  70.25,  87.38) 10/18/2024   05:56:39  (  70.22,  87.47)    4.50                71
 10/18/2024   06:46:09   ( -70.12,-105.11) 10/18/2024   06:46:09  ( -70.12,-105.05)    2.55                 0
 10/18/2024   07:36:51   (  69.88,  62.56) 10/18/2024   07:35:38  (  69.90,  62.29)   10.70                73
 10/20/2024   22:12:22   (  70.18,-156.75) 10/20/2024   22:13:11  (  70.16,-156.75)    2.19                49
 10/20/2024   23:03:03   ( -70.06,  10.77) 10/20/2024   23:02:41  ( -70.06,  10.74)    1.17                22
 10/23/2024   14:29:17   (  70.14, -40.90) 10/23/2024   14:29:43  (  70.12, -40.94)    2.49                26
 10/23/2024   15:19:58   ( -70.00, 126.62) 10/23/2024   15:19:13  ( -70.02, 126.56)    3.07                45
 10/26/2024   05:55:32   ( -70.44, -92.90) 10/26/2024   05:56:44  ( -70.36, -92.35)   22.06                72
 10/26/2024   06:46:12   (  70.11,  74.93) 10/26/2024   06:46:14  (  70.09,  74.90)    2.58                 2
 10/26/2024   07:36:53   ( -69.97,-117.54) 10/26/2024   07:35:44  ( -69.99,-117.61)    3.22                69
 10/28/2024   22:12:23   ( -70.21,  23.24) 10/28/2024   22:13:17  ( -70.18,  23.27)    3.15                54
 10/28/2024   23:03:07   (  70.09,-169.27) 10/28/2024   23:02:44  (  70.07,-169.25)    3.06                23