Simultaneous Nadir Overpasses (SNOs) between HIMAWARI-9 and NOAA-21
TLE Epoch: 2024 6 25.  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)
 06/25/2024   15:48:03   (  -0.01, 140.77) (  -0.66, 143.73)  337.50                80
 06/27/2024   04:10:01   (   0.02, 140.77) (  -0.53, 138.42)  268.29                80
 06/28/2024   03:53:58   (   0.02, 140.77) (   0.49, 142.95)  247.99                80
 06/29/2024   16:15:47   (  -0.02, 140.76) (   0.68, 137.68)  351.71                80
 06/30/2024   15:54:23   (  -0.02, 140.76) (  -0.34, 142.20)  164.73                80
 07/02/2024   04:16:22   (   0.02, 140.76) (  -0.84, 136.90)  440.24                80
 07/03/2024   04:00:18   (   0.03, 140.75) (   0.18, 141.42)   76.56                80
 07/05/2024   16:03:24   (  -0.03, 140.73) (  -0.05, 140.67)    5.98                80
 07/08/2024   04:03:58   (   0.04, 140.70) (  -0.15, 139.90)   91.23                80