Simultaneous Nadir Overpasses (SNOs) between HIMAWARI-9 and NOAA-21
TLE Epoch: 2024 4 3.  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)
 04/04/2024   03:47:10   (  -0.03, 140.78) (   0.81, 144.40)  412.73                80
 04/05/2024   16:08:58   (   0.03, 140.78) (   0.38, 139.13)  187.39                80
 04/06/2024   15:47:34   (   0.03, 140.78) (  -0.61, 143.67)  329.28                80
 04/08/2024   04:09:31   (  -0.03, 140.77) (  -0.55, 138.36)  274.49                80
 04/09/2024   03:53:26   (  -0.03, 140.76) (   0.45, 142.89)  242.78                80
 04/10/2024   16:15:15   (   0.03, 140.75) (   0.74, 137.63)  355.78                80
 04/11/2024   15:53:50   (   0.04, 140.74) (  -0.26, 142.16)  161.62                80
 04/13/2024   04:15:48   (  -0.03, 140.73) (  -0.89, 136.85)  441.51                80
 04/14/2024   03:59:43   (  -0.04, 140.71) (   0.12, 141.38)   76.38                80
 04/16/2024   16:00:07   (   0.04, 140.67) (   0.05, 140.65)    2.79                80