Simultaneous Nadir Overpasses (SNOs) between HIMAWARI-9 and NOAA-21
TLE Epoch: 2024 1 7.  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)
 01/08/2024   04:15:19   (  -0.01, 140.76) (  -0.89, 136.83)  447.84                80
 01/09/2024   03:59:13   (  -0.01, 140.77) (   0.10, 141.37)   68.14                80
 01/11/2024   16:02:16   (  -0.00, 140.78) (   0.02, 140.63)   16.75                80
 01/12/2024   15:40:51   (  -0.01, 140.78) (  -0.97, 145.17)  499.44                80
 01/14/2024   04:02:46   (   0.01, 140.79) (  -0.22, 139.87)  105.44                80
 01/15/2024   03:46:42   (   0.01, 140.79) (   0.83, 144.40)  411.48                80
 01/16/2024   16:08:29   (  -0.01, 140.78) (   0.33, 139.13)  187.34                80
 01/17/2024   15:47:03   (  -0.01, 140.77) (  -0.67, 143.67)  330.00                80
 01/19/2024   04:08:59   (   0.02, 140.77) (  -0.52, 138.37)  273.43                80
 01/20/2024   03:52:53   (   0.02, 140.76) (   0.48, 142.91)  244.24                80