Simultaneous Nadir Overpasses (SNOs) between HIMAWARI-9 and NOAA-21
TLE Epoch: 2025 8 29.  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)
 08/30/2025   16:10:22   (   0.00, 140.75) (   0.40, 139.06)  192.52                80
 08/31/2025   15:48:58   (   0.00, 140.76) (  -0.64, 143.59)  323.06                80
 09/02/2025   04:10:53   (   0.00, 140.78) (  -0.55, 138.29)  283.23                80
 09/03/2025   03:54:48   (   0.00, 140.78) (   0.44, 142.83)  232.86                80
 09/04/2025   16:16:36   (  -0.00, 140.78) (   0.71, 137.55)  367.05                80
 09/05/2025   15:55:10   (   0.00, 140.78) (  -0.28, 142.09)  149.36                80
 09/07/2025   04:17:06   (  -0.00, 140.79) (  -0.89, 136.79)  455.61                80
 09/08/2025   04:01:00   (  -0.00, 140.78) (   0.10, 141.33)   61.41                80
 09/10/2025   16:04:03   (   0.00, 140.76) (   0.05, 140.59)   19.96                80
 09/11/2025   15:42:39   (   0.00, 140.76) (  -1.00, 145.11)  497.25                80