Simultaneous Nadir Overpasses (SNOs) between HIMAWARI-9 and NOAA-21
TLE Epoch: 2025 10 31.  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)
 11/01/2025   03:47:31   (   0.00, 140.74) (   0.89, 144.62)  442.75                80
 11/02/2025   16:09:15   (  -0.00, 140.71) (   0.29, 139.37)  152.53                80
 11/03/2025   15:47:49   (  -0.00, 140.70) (  -0.72, 143.91)  366.34                80
 11/05/2025   04:09:43   (  -0.00, 140.69) (  -0.44, 138.61)  235.73                80
 11/06/2025   03:53:37   (  -0.00, 140.67) (   0.57, 143.15)  283.44                80
 11/07/2025   16:15:21   (   0.00, 140.63) (   0.60, 137.90)  311.08                80
 11/08/2025   15:53:55   (   0.00, 140.62) (  -0.43, 142.44)  208.11                80
 11/10/2025   04:15:49   (   0.02, 140.60) (  -0.73, 137.14)  394.17                80
 11/11/2025   03:59:42   (   0.02, 140.58) (   0.29, 141.68)  125.75                80
 11/12/2025   16:21:26   (  -0.02, 140.52) (   0.93, 136.43)  466.93                80
 11/13/2025   15:59:59   (  -0.03, 140.50) (  -0.10, 140.97)   53.50                80