Simultaneous Nadir Overpasses (SNOs) between HIMAWARI-9 and NOAA-21
TLE Epoch: 2025 6 2.  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)
 06/03/2025   04:16:47   (   0.00, 140.76) (  -0.87, 136.87)  443.93                80
 06/04/2025   04:00:43   (  -0.00, 140.75) (   0.17, 141.39)   73.29                80
 06/06/2025   16:03:48   (  -0.00, 140.73) (   0.01, 140.65)    9.61                80
 06/09/2025   04:04:22   (   0.01, 140.69) (  -0.16, 139.86)   94.49                80
 06/10/2025   03:48:17   (   0.01, 140.68) (   0.82, 144.40)  423.28                80
 06/11/2025   16:10:07   (  -0.02, 140.66) (   0.32, 139.11)  175.71                80
 06/12/2025   15:48:42   (  -0.01, 140.64) (  -0.67, 143.65)  342.18                80
 06/14/2025   04:10:40   (   0.01, 140.61) (  -0.47, 138.33)  259.57                80
 06/15/2025   03:54:36   (   0.00, 140.59) (   0.52, 142.86)  258.96                80