Simultaneous Nadir Overpasses (SNOs) between HIMAWARI-9 and NOAA-21
TLE Epoch: 2025 7 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)
 07/03/2025   15:55:07   (   0.01, 140.72) (  -0.29, 142.10)  156.78                80
 07/05/2025   04:17:05   (  -0.01, 140.72) (  -0.91, 136.80)  447.78                80
 07/06/2025   04:01:01   (   0.00, 140.71) (   0.15, 141.32)   69.25                80
 07/08/2025   16:04:05   (  -0.01, 140.68) (  -0.00, 140.57)   12.19                80
 07/11/2025   04:04:38   (   0.00, 140.66) (  -0.19, 139.80)   98.49                80
 07/12/2025   03:48:33   (   0.00, 140.64) (   0.81, 144.33)  419.42                80
 07/13/2025   16:10:22   (   0.00, 140.61) (   0.33, 139.05)  177.41                80
 07/14/2025   15:48:57   (   0.00, 140.59) (  -0.67, 143.58)  340.73                80
 07/16/2025   04:10:54   (  -0.01, 140.57) (  -0.52, 138.27)  261.94                80