Simultaneous Nadir Overpasses (SNOs) between HIMAWARI-9 and NOAA-21
TLE Epoch: 2024 4 9.  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)
 04/09/2024   03:53:27   (  -0.03, 140.76) (   0.47, 142.89)  242.91                80
 04/10/2024   16:15:15   (   0.03, 140.74) (   0.71, 137.62)  355.50                80
 04/11/2024   15:53:51   (   0.03, 140.73) (  -0.29, 142.15)  161.93                80
 04/13/2024   04:15:47   (  -0.03, 140.72) (  -0.93, 136.86)  441.26                80
 04/14/2024   03:59:44   (  -0.03, 140.71) (   0.14, 141.38)   76.70                80
 04/16/2024   16:02:47   (   0.04, 140.66) (   0.04, 140.64)    2.26                80
 04/19/2024   04:03:19   (  -0.04, 140.62) (  -0.23, 139.88)   84.72                80
 04/20/2024   03:47:15   (  -0.04, 140.59) (   0.79, 144.41)  434.66                80
 04/21/2024   16:09:04   (   0.04, 140.54) (   0.33, 139.13)  160.55                80
 04/22/2024   15:47:40   (   0.04, 140.51) (  -0.68, 143.66)  359.08                80