Simultaneous Nadir Overpasses (SNOs) between HIMAWARI-9 and NOAA-21
TLE Epoch: 2024 4 1.  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)
 04/03/2024   04:03:13   (  -0.03, 140.78) (  -0.25, 139.88)  103.81                80
 04/04/2024   03:47:10   (  -0.03, 140.79) (   0.80, 144.40)  412.37                80
 04/05/2024   16:08:58   (   0.03, 140.78) (   0.38, 139.13)  187.74                80
 04/06/2024   15:47:33   (   0.03, 140.78) (  -0.61, 143.67)  328.77                80
 04/08/2024   04:09:31   (  -0.03, 140.78) (  -0.55, 138.36)  275.41                80
 04/09/2024   03:53:26   (  -0.03, 140.77) (   0.45, 142.89)  241.71                80
 04/10/2024   16:15:15   (   0.03, 140.76) (   0.73, 137.62)  356.86                80
 04/11/2024   15:53:50   (   0.04, 140.75) (  -0.28, 142.16)  160.40                80
 04/13/2024   04:15:46   (  -0.04, 140.74) (  -0.92, 136.86)  442.95                80
 04/14/2024   03:59:42   (  -0.04, 140.73) (   0.09, 141.39)   74.85                80