Simultaneous Nadir Overpasses (SNOs) between HIMAWARI-9 and NOAA-21
TLE Epoch: 2024 5 10.  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)
 05/11/2024   03:53:18   (   0.01, 140.74) (   0.51, 142.99)  255.88                80
 05/12/2024   16:15:04   (   0.01, 140.73) (   0.68, 137.73)  341.34                80
 05/13/2024   15:53:39   (   0.02, 140.72) (  -0.35, 142.27)  176.58                80
 05/15/2024   04:15:33   (  -0.03, 140.72) (  -0.86, 136.98)  426.62                80
 05/16/2024   03:59:28   (  -0.03, 140.71) (   0.17, 141.51)   91.86                80
 05/18/2024   15:59:48   (   0.03, 140.66) (   0.01, 140.80)   15.22                80
 05/21/2024   04:02:56   (  -0.03, 140.63) (  -0.15, 140.04)   67.32                80
 05/22/2024   03:46:50   (  -0.03, 140.61) (   0.84, 144.58)  452.02                80
 05/23/2024   16:08:36   (   0.02, 140.57) (   0.30, 139.32)  142.62                80
 05/24/2024   15:47:11   (   0.02, 140.55) (  -0.75, 143.85)  376.72                80