Simultaneous Nadir Overpasses (SNOs) between HIMAWARI-9 and NOAA-21
TLE Epoch: 2025 6 5.  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)
 06/06/2025   16:03:48   (  -0.01, 140.75) (   0.03, 140.65)   11.30                80
 06/09/2025   04:04:21   (   0.01, 140.72) (  -0.19, 139.87)   97.07                80
 06/10/2025   03:48:18   (   0.01, 140.71) (   0.85, 144.39)  420.18                80
 06/11/2025   16:10:06   (  -0.01, 140.70) (   0.34, 139.12)  179.56                80
 06/12/2025   15:48:43   (  -0.01, 140.68) (  -0.70, 143.64)  337.62                80
 06/14/2025   04:10:40   (   0.02, 140.66) (  -0.50, 138.34)  264.94                80
 06/15/2025   03:54:36   (   0.02, 140.64) (   0.49, 142.87)  253.00                80
 06/16/2025   16:16:25   (  -0.01, 140.62) (   0.64, 137.59)  344.90                80
 06/17/2025   15:55:00   (   0.00, 140.60) (  -0.35, 142.12)  173.43                80
 06/19/2025   04:16:58   (  -0.00, 140.57) (  -0.85, 136.81)  428.08                80