Simultaneous Nadir Overpasses (SNOs) between HIMAWARI-9 and NOAA-21
TLE Epoch: 2025 1 27.  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)
 01/29/2025   16:00:47   (   0.01, 140.76) (  -0.01, 140.84)    8.42                80
 02/01/2025   04:03:51   (  -0.01, 140.74) (  -0.15, 140.09)   74.07                80
 02/02/2025   03:47:43   (  -0.00, 140.73) (   0.88, 144.63)  444.78                80
 02/03/2025   16:09:27   (   0.00, 140.71) (   0.27, 139.37)  152.05                80
 02/04/2025   15:47:58   (   0.00, 140.70) (  -0.71, 143.92)  367.00                80
 02/06/2025   04:09:50   (  -0.01, 140.68) (  -0.47, 138.64)  232.89                80
 02/07/2025   03:53:42   (  -0.01, 140.66) (   0.57, 143.17)  286.53                80
 02/08/2025   16:15:24   (   0.01, 140.64) (   0.63, 137.93)  309.18                80
 02/09/2025   15:53:57   (   0.01, 140.62) (  -0.42, 142.46)  210.51                80