Simultaneous Nadir Overpasses (SNOs) between HIMAWARI-9 and NOAA-21
TLE Epoch: 2024 6 19.  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)
 06/22/2024   04:03:41   (   0.00, 140.73) (  -0.15, 139.94)   90.23                80
 06/23/2024   03:47:37   (  -0.00, 140.72) (   0.86, 144.46)  426.91                80
 06/24/2024   16:09:27   (   0.01, 140.71) (   0.32, 139.19)  172.16                80
 06/25/2024   15:48:03   (   0.01, 140.70) (  -0.69, 143.72)  345.13                80
 06/27/2024   04:10:02   (  -0.01, 140.68) (  -0.50, 138.41)  257.66                80
 06/28/2024   03:53:58   (  -0.01, 140.66) (   0.51, 142.94)  260.37                80
 06/29/2024   16:15:47   (   0.02, 140.63) (   0.66, 137.67)  336.85                80
 06/30/2024   15:54:24   (   0.02, 140.61) (  -0.36, 142.20)  181.32                80
 07/02/2024   04:16:22   (  -0.02, 140.59) (  -0.82, 136.89)  420.68                80
 07/03/2024   04:00:18   (  -0.03, 140.56) (   0.14, 141.43)   98.02                80