Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and LANDSAT-9
TLE Epoch: 2024 5 4.  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)
 05/05/2024   23:01:19   (  70.12,-169.33) 05/05/2024   23:02:07  (  70.10,-169.26)    3.59                48
 05/05/2024   23:52:00   ( -69.98,  -1.80) 05/05/2024   23:51:37  ( -69.99,  -1.78)    1.38                23
 05/08/2024   15:18:11   (  70.06, -53.45) 05/08/2024   15:18:37  (  70.06, -53.44)    0.30                26
 05/08/2024   16:08:53   ( -69.97, 114.01) 05/08/2024   16:08:07  ( -69.95, 114.04)    2.07                46
 05/11/2024   06:44:25   ( -70.43,-105.55) 05/11/2024   06:45:36  ( -70.32,-104.83)   29.09                71
 05/11/2024   07:35:04   (  70.05,  62.34) 05/11/2024   07:35:06  (  70.05,  62.42)    2.96                 2
 05/11/2024   08:25:45   ( -69.91,-130.12) 05/11/2024   08:24:37  ( -69.89,-130.17)    3.01                68
 05/13/2024   23:01:11   ( -70.12,  10.72) 05/13/2024   23:02:07  ( -70.13,  10.76)    1.82                56
 05/13/2024   23:51:55   (  70.01, 178.20) 05/13/2024   23:51:34  (  70.01, 178.24)    1.73                21
 05/14/2024   00:42:24   ( -69.23, -13.34) 05/14/2024   00:41:15  ( -69.31, -15.09)   69.29                69
 05/16/2024   15:18:03   ( -70.08, 126.57) 05/16/2024   15:18:36  ( -70.07, 126.56)    0.97                33
 05/16/2024   16:08:47   (  69.97, -65.96) 05/16/2024   16:08:03  (  69.95, -65.97)    2.02                44