Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and LANDSAT-9
TLE Epoch: 2024 8 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)
 08/09/2024   22:11:40   ( -70.15,  23.29) 08/09/2024   22:12:35  ( -70.12,  23.26)    2.80                55
 08/09/2024   23:02:24   (  70.04,-169.24) 08/09/2024   23:02:02  (  70.02,-169.24)    2.83                22
 08/09/2024   23:52:51   ( -69.20,  -0.69) 08/09/2024   23:51:43  ( -69.25,  -2.66)   77.96                68
 08/12/2024   14:28:34   ( -70.09, 139.15) 08/12/2024   14:29:02  ( -70.08, 139.10)    1.96                28
 08/12/2024   15:19:18   (  69.99, -53.39) 08/12/2024   15:18:29  (  69.97, -53.41)    1.87                49
 08/15/2024   05:54:47   (  70.16,  87.50) 08/15/2024   05:55:59  (  70.16,  87.47)    1.20                72
 08/15/2024   06:45:29   ( -70.05,-105.01) 08/15/2024   06:45:29  ( -70.05,-105.05)    1.40                 0
 08/15/2024   07:36:10   (  69.79,  62.68) 08/15/2024   07:34:58  (  69.83,  62.28)   15.87                72
 08/17/2024   22:11:42   (  70.14,-156.69) 08/17/2024   22:12:25  (  70.14,-156.66)    0.91                43
 08/17/2024   23:02:24   ( -70.02,  10.80) 08/17/2024   23:01:55  ( -70.03,  10.82)    1.33                29
 08/20/2024   13:38:05   ( -70.85, 150.64) 08/20/2024   13:39:13  ( -70.79, 152.56)   70.37                68
 08/20/2024   14:28:36   (  70.08, -40.82) 08/20/2024   14:28:51  (  70.07, -40.86)    1.87                15
 08/20/2024   15:19:18   ( -69.96, 126.67) 08/20/2024   15:18:21  ( -69.96, 126.63)    1.66                57