Simultaneous Nadir Overpasses (SNOs) between HIMAWARI-9 and NOAA-21
TLE Epoch: 2024 1 8.  Predictions up to the next  14.0 days:

     Date     Time(HIMAWARI-9)   HIMAWARI-9 Lat/Lon  NOAA-21 Lat/Lon    Distance(km)  Time Diff(sec)
 01/08/2024   04:15:19   (  -0.01, 140.76) (  -0.88, 136.83)  447.61                80
 01/09/2024   03:59:13   (  -0.01, 140.77) (   0.11, 141.37)   68.47                80
 01/11/2024   16:02:16   (   0.01, 140.78) (   0.01, 140.63)   16.37                80
 01/14/2024   04:02:46   (   0.00, 140.78) (  -0.22, 139.87)  104.41                80
 01/15/2024   03:46:42   (   0.01, 140.78) (   0.84, 144.40)  412.56                80
 01/16/2024   16:08:28   (  -0.01, 140.77) (   0.38, 139.14)  186.23                80
 01/17/2024   15:47:03   (  -0.01, 140.76) (  -0.68, 143.67)  331.23                80
 01/19/2024   04:08:59   (   0.01, 140.76) (  -0.51, 138.37)  271.86                80
 01/20/2024   03:52:53   (   0.01, 140.75) (   0.49, 142.91)  245.93                80
 01/21/2024   16:14:41   (  -0.02, 140.73) (   0.66, 137.64)  351.76                80