Simultaneous Nadir Overpasses (SNOs) between HIMAWARI-9 and NOAA-21
TLE Epoch: 2024 4 14.  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)
 04/14/2024   03:59:43   (  -0.01, 140.77) (   0.12, 141.38)   69.44                80
 04/16/2024   16:02:47   (   0.02, 140.77) (   0.04, 140.65)   14.16                80
 04/19/2024   04:03:19   (  -0.03, 140.78) (  -0.23, 139.88)  102.43                80
 04/20/2024   03:47:14   (  -0.03, 140.77) (   0.79, 144.41)  414.68                80
 04/21/2024   16:09:03   (   0.03, 140.75) (   0.37, 139.14)  183.24                80
 04/22/2024   15:47:38   (   0.03, 140.75) (  -0.65, 143.67)  334.23                80
 04/24/2024   04:09:33   (  -0.03, 140.74) (  -0.58, 138.38)  269.38                80
 04/25/2024   03:53:29   (  -0.03, 140.73) (   0.44, 142.91)  248.42                80
 04/26/2024   16:15:17   (   0.03, 140.70) (   0.71, 137.64)  348.77                80
 04/27/2024   15:53:53   (   0.04, 140.69) (  -0.32, 142.17)  169.04                80