Simultaneous Nadir Overpasses (SNOs) between HIMAWARI-9 and NOAA-21
TLE Epoch: 2024 6 27.  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)
 06/27/2024   04:11:30   (   0.01, 140.77) (   0.00, 138.30)  274.30                 0
 06/28/2024   03:53:58   (   0.01, 140.77) (   0.49, 142.95)  248.56                80
 06/29/2024   16:15:47   (  -0.01, 140.76) (   0.67, 137.68)  351.28                80
 06/30/2024   15:54:23   (  -0.01, 140.76) (  -0.35, 142.20)  165.19                80
 07/02/2024   04:16:22   (   0.02, 140.75) (  -0.83, 136.90)  439.49                80
 07/03/2024   04:00:18   (   0.02, 140.75) (   0.19, 141.42)   77.47                80
 07/05/2024   16:03:23   (  -0.02, 140.72) (  -0.01, 140.69)    4.09                80
 07/08/2024   04:03:57   (   0.01, 140.69) (  -0.18, 139.91)   89.51                80
 07/09/2024   03:47:53   (   0.00, 140.68) (   0.85, 144.44)  428.85                80
 07/10/2024   16:09:42   (  -0.00, 140.64) (   0.35, 139.18)  167.58                80