Simultaneous Nadir Overpasses (SNOs) between HIMAWARI-9 and NOAA-21
TLE Epoch: 2025 8 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)
 08/06/2025   04:17:12   (  -0.00, 140.78) (  -0.87, 136.76)  457.25                80
 08/07/2025   04:01:07   (  -0.01, 140.78) (   0.09, 141.30)   58.82                80
 08/09/2025   16:04:10   (   0.01, 140.79) (   0.09, 140.57)   26.08                80
 08/10/2025   15:42:45   (   0.01, 140.79) (  -0.93, 145.09)  490.45                80
 08/12/2025   04:04:42   (  -0.01, 140.78) (  -0.26, 139.79)  113.51                80
 08/13/2025   03:48:37   (  -0.01, 140.78) (   0.77, 144.32)  403.46                80
 08/14/2025   16:10:25   (   0.02, 140.77) (   0.38, 139.04)  196.05                80
 08/15/2025   15:49:01   (   0.01, 140.76) (  -0.64, 143.57)  320.82                80
 08/17/2025   04:10:56   (  -0.02, 140.76) (  -0.59, 138.28)  282.84                80
 08/18/2025   03:54:52   (  -0.02, 140.75) (   0.44, 142.81)  234.44                80