Simultaneous Nadir Overpasses (SNOs) between HIMAWARI-9 and NOAA-21
TLE Epoch: 2024 4 6.  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)
 04/08/2024   04:09:31   (  -0.03, 140.77) (  -0.57, 138.36)  274.27                80
 04/09/2024   03:53:26   (  -0.03, 140.76) (   0.42, 142.90)  243.09                80
 04/10/2024   16:15:15   (   0.03, 140.74) (   0.70, 137.62)  355.33                80
 04/11/2024   15:53:51   (   0.03, 140.73) (  -0.30, 142.15)  162.14                80
 04/13/2024   04:15:47   (  -0.03, 140.72) (  -0.92, 136.86)  440.98                80
 04/14/2024   03:59:44   (  -0.03, 140.71) (   0.14, 141.38)   77.02                80
 04/16/2024   16:02:48   (   0.04, 140.66) (   0.04, 140.64)    1.83                80
 04/19/2024   04:03:20   (  -0.04, 140.61) (  -0.18, 139.87)   84.36                80
 04/20/2024   03:47:16   (  -0.04, 140.59) (   0.83, 144.40)  435.07                80