Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and LANDSAT-9
TLE Epoch: 2024 11 23.  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)
 11/24/2024   13:39:27   ( -70.22, 151.57) 11/24/2024   13:40:21  ( -70.20, 151.53)    2.18                54
 11/24/2024   14:30:11   (  70.11, -40.96) 11/24/2024   14:29:48  (  70.10, -40.97)    1.89                23
 11/24/2024   15:20:38   ( -69.22, 127.67) 11/24/2024   15:19:31  ( -69.27, 125.53)   84.36                67
 11/27/2024   05:56:21   ( -70.19, -92.62) 11/27/2024   05:56:51  ( -70.20, -92.59)    1.90                30
 11/27/2024   06:47:05   (  70.09,  74.84) 11/27/2024   06:46:18  (  70.10,  74.90)    2.41                47
 11/29/2024   21:22:37   (  70.50,-144.66) 11/29/2024   21:23:48  (  70.42,-144.03)   25.35                71
 11/29/2024   22:13:14   ( -70.13,  23.25) 11/29/2024   22:13:21  ( -70.15,  23.21)    2.70                 7
 11/29/2024   23:03:58   (  70.04,-169.31) 11/29/2024   23:02:48  (  70.04,-169.30)    0.18                70
 12/02/2024   13:39:24   (  70.20, -28.41) 12/02/2024   13:40:19  (  70.19, -28.47)    2.36                55
 12/02/2024   14:30:06   ( -70.08, 139.09) 12/02/2024   14:29:49  ( -70.09, 139.02)    2.95                17
 12/02/2024   15:20:36   (  69.25, -52.39) 12/02/2024   15:19:28  (  69.31, -54.40)   79.63                68
 12/05/2024   05:56:17   (  70.17,  87.40) 12/05/2024   05:56:46  (  70.19,  87.41)    1.61                29
 12/05/2024   06:47:00   ( -70.10,-105.18) 12/05/2024   06:46:16  ( -70.08,-105.10)    3.41                44