Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and LANDSAT-9
TLE Epoch: 2024 9 27.  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)
 09/29/2024   14:28:53   ( -70.12, 139.15) 09/29/2024   14:29:27  ( -70.15, 139.15)    2.62                34
 09/29/2024   15:19:38   (  70.04, -53.42) 09/29/2024   15:18:54  (  70.05, -53.35)    2.60                44
 10/02/2024   05:55:16   (  70.46,  87.06) 10/02/2024   05:56:27  (  70.33,  87.65)   26.39                71
 10/02/2024   06:45:53   ( -70.12,-105.09) 10/02/2024   06:45:59  ( -70.11,-105.03)    2.45                 6
 10/02/2024   07:36:37   (  69.98,  62.43) 10/02/2024   07:35:26  (  70.01,  62.47)    2.99                71
 10/04/2024   22:12:10   (  70.16,-156.71) 10/04/2024   22:13:00  (  70.17,-156.69)    1.53                50
 10/04/2024   23:02:52   ( -70.08,  10.73) 10/04/2024   23:02:30  ( -70.07,  10.79)    2.76                22
 10/04/2024   23:53:19   (  69.05, 179.55) 10/04/2024   23:52:13  (  69.07, 177.09)   97.92                66
 10/07/2024   13:38:42   ( -71.16, 150.11) 10/07/2024   13:39:48  ( -71.05, 152.86)   99.98                66
 10/07/2024   14:29:09   (  70.15, -40.92) 10/07/2024   14:29:30  (  70.12, -40.89)    3.31                21
 10/07/2024   15:19:50   ( -70.01, 126.60) 10/07/2024   15:19:00  ( -70.02, 126.60)    0.43                50
 10/10/2024   05:55:21   ( -70.17, -92.51) 10/10/2024   05:56:31  ( -70.17, -92.57)    2.21                70
 10/10/2024   06:46:06   (  70.10,  74.91) 10/10/2024   06:45:57  (  70.11,  74.99)    3.14                 9
 10/10/2024   07:36:43   ( -69.75,-117.25) 10/10/2024   07:35:31  ( -69.79,-117.83)   22.79                72