Simultaneous Nadir Overpasses (SNOs) between HIMAWARI-9 and NOAA-21
TLE Epoch: 2025 8 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)
 08/09/2025   16:04:11   (  -0.03, 140.79) (   0.03, 140.55)   27.03                80
 08/10/2025   15:42:46   (  -0.03, 140.78) (  -0.99, 145.08)  490.66                80
 08/12/2025   04:04:43   (   0.04, 140.74) (  -0.20, 139.78)  110.50                80
 08/13/2025   03:48:38   (   0.04, 140.73) (   0.83, 144.31)  407.83                80
 08/14/2025   16:10:26   (  -0.04, 140.71) (   0.32, 139.03)  190.79                80
 08/15/2025   15:49:02   (  -0.04, 140.69) (  -0.70, 143.56)  327.38                80
 08/17/2025   04:10:58   (   0.05, 140.66) (  -0.47, 138.25)  273.66                80
 08/18/2025   03:54:53   (   0.05, 140.64) (   0.50, 142.79)  244.90                80
 08/19/2025   16:16:41   (  -0.06, 140.61) (   0.66, 137.52)  352.91                80
 08/20/2025   15:55:17   (  -0.06, 140.59) (  -0.37, 142.05)  165.88                80
 08/22/2025   04:17:13   (   0.06, 140.55) (  -0.79, 136.74)  433.99                80