Simultaneous Nadir Overpasses (SNOs) between HIMAWARI-9 and NOAA-21
TLE Epoch: 2025 1 24.  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)
 01/26/2025   04:16:39   (  -0.01, 140.77) (  -0.85, 137.01)  428.92                80
 01/27/2025   04:00:31   (  -0.01, 140.77) (   0.17, 141.55)   88.78                80
 01/29/2025   16:00:47   (   0.01, 140.77) (  -0.02, 140.83)    8.17                80
 02/01/2025   04:03:51   (  -0.01, 140.75) (  -0.14, 140.09)   74.65                80
 02/02/2025   03:47:42   (  -0.00, 140.74) (   0.84, 144.64)  444.20                80
 02/03/2025   16:09:26   (   0.00, 140.72) (   0.31, 139.38)  152.59                80
 02/04/2025   15:47:58   (   0.00, 140.71) (  -0.73, 143.92)  366.43                80
 02/06/2025   04:09:50   (  -0.01, 140.69) (  -0.44, 138.63)  233.77                80
 02/07/2025   03:53:41   (  -0.00, 140.67) (   0.55, 143.18)  285.59                80