Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and LANDSAT-9
TLE Epoch: 2024 2 8.  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)
 02/10/2024   16:08:02   (  69.96, -65.90) 02/10/2024   16:08:47  (  69.96, -65.92)    0.62                45
 02/10/2024   16:58:43   ( -69.83, 101.61) 02/10/2024   16:58:17  ( -69.84, 101.55)    2.73                26
 02/13/2024   08:24:52   (  69.95,  49.90) 02/13/2024   08:25:14  (  69.94,  49.94)    1.78                22
 02/13/2024   09:15:33   ( -69.82,-142.57) 02/13/2024   09:14:44  ( -69.83,-142.59)    1.21                49
 02/15/2024   23:51:01   ( -70.17,  -1.95) 02/15/2024   23:52:13  ( -70.10,  -1.59)   15.33                72
 02/16/2024   00:41:42   (  69.90, 165.78) 02/16/2024   00:41:42  (  69.89, 165.75)    1.74                 0
 02/16/2024   01:32:23   ( -69.76, -26.70) 02/16/2024   01:31:12  ( -69.77, -26.77)    3.30                71
 02/18/2024   16:07:48   ( -69.97, 114.16) 02/18/2024   16:08:42  ( -69.96, 114.09)    2.63                54
 02/18/2024   16:58:32   (  69.86, -78.37) 02/18/2024   16:58:09  (  69.85, -78.41)    1.84                23
 02/18/2024   17:48:59   ( -68.97,  90.22) 02/18/2024   17:47:52  ( -69.02,  88.12)   83.98                67
 02/21/2024   08:24:38   ( -69.93,-130.00) 02/21/2024   08:25:08  ( -69.95,-130.04)    1.98                30
 02/21/2024   09:15:22   (  69.83,  37.47) 02/21/2024   09:14:35  (  69.83,  37.45)    0.86                47