Simultaneous Nadir Overpasses (SNOs) between HIMAWARI-9 and NOAA-21
TLE Epoch: 2025 1 26.  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) (  -0.86, 137.01)  428.82                80
 01/27/2025   04:00:31   (  -0.01, 140.77) (   0.16, 141.55)   88.92                80
 01/29/2025   16:00:47   (   0.01, 140.76) (   0.00, 140.84)    8.22                80
 02/01/2025   04:03:51   (  -0.00, 140.74) (  -0.16, 140.09)   74.46                80
 02/02/2025   03:47:43   (  -0.00, 140.73) (   0.87, 144.63)  444.35                80
 02/03/2025   16:09:27   (   0.00, 140.72) (   0.29, 139.38)  152.50                80
 02/04/2025   15:47:59   (   0.00, 140.70) (  -0.75, 143.91)  366.51                80
 02/06/2025   04:09:49   (  -0.01, 140.68) (  -0.49, 138.64)  233.53                80
 02/07/2025   03:53:42   (  -0.01, 140.67) (   0.55, 143.18)  285.88                80
 02/08/2025   16:15:25   (   0.01, 140.64) (   0.59, 137.92)  309.91                80