Simultaneous Nadir Overpasses (SNOs) between HIMAWARI-9 and NOAA-21
TLE Epoch: 2025 11 4.  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)
 11/05/2025   04:09:43   (  -0.00, 140.77) (  -0.47, 138.62)  244.57                80
 11/06/2025   03:53:36   (  -0.01, 140.77) (   0.54, 143.16)  273.14                80
 11/07/2025   16:15:21   (   0.01, 140.76) (   0.63, 137.91)  324.43                80
 11/08/2025   15:53:54   (   0.01, 140.75) (  -0.39, 142.44)  193.23                80
 11/10/2025   04:15:47   (  -0.01, 140.75) (  -0.83, 137.16)  410.04                80
 11/11/2025   03:59:41   (  -0.00, 140.75) (   0.19, 141.70)  108.32                80
 11/12/2025   16:21:25   (   0.00, 140.72) (   0.97, 136.45)  487.40                80
 11/13/2025   15:59:59   (   0.00, 140.70) (  -0.05, 140.98)   31.51                80
 11/16/2025   04:03:07   (  -0.00, 140.67) (  -0.08, 140.22)   50.33                80
 11/17/2025   03:46:59   (  -0.00, 140.65) (   0.89, 144.77)  469.55                80
 11/18/2025   16:08:43   (   0.00, 140.60) (   0.27, 139.52)  124.21                80