Simultaneous Nadir Overpasses (SNOs) between HIMAWARI-9 and NOAA-21
TLE Epoch: 2024 5 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)
 05/26/2024   04:09:14   (  -0.00, 140.74) (  -0.50, 138.53)  252.09                80
 05/27/2024   03:53:12   (   0.00, 140.75) (   0.53, 143.05)  263.02                80
 05/28/2024   16:15:02   (  -0.01, 140.76) (   0.67, 137.78)  340.23                80
 05/29/2024   15:53:39   (  -0.01, 140.77) (  -0.37, 142.30)  175.22                80
 05/31/2024   04:15:38   (   0.01, 140.76) (  -0.85, 137.00)  429.05                80
 06/01/2024   03:59:35   (   0.01, 140.75) (   0.19, 141.52)   87.18                80
 06/03/2024   16:00:02   (  -0.02, 140.75) (   0.00, 140.77)    3.98                80
 06/06/2024   04:03:18   (   0.03, 140.73) (  -0.16, 139.99)   84.60                80
 06/07/2024   03:47:15   (   0.03, 140.72) (   0.89, 144.51)  432.38                80