Simultaneous Nadir Overpasses (SNOs) between HIMAWARI-9 and NOAA-21
TLE Epoch: 2024 3 8.  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)
 03/09/2024   16:14:48   (   0.04, 140.77) (   0.74, 137.68)  351.97                80
 03/10/2024   15:53:24   (   0.04, 140.76) (  -0.26, 142.21)  164.58                80
 03/12/2024   04:15:24   (  -0.04, 140.74) (  -0.88, 136.89)  438.70                80
 03/13/2024   03:59:20   (  -0.04, 140.73) (   0.13, 141.42)   78.39                80
 03/15/2024   16:02:26   (   0.04, 140.71) (   0.05, 140.68)    3.72                80
 03/18/2024   04:03:01   (  -0.05, 140.67) (  -0.22, 139.89)   88.38                80
 03/19/2024   03:46:57   (  -0.05, 140.65) (   0.80, 144.42)  429.65                80
 03/20/2024   16:08:47   (   0.05, 140.62) (   0.38, 139.15)  167.93                80
 03/21/2024   15:47:23   (   0.05, 140.60) (  -0.64, 143.67)  350.49                80