Simultaneous Nadir Overpasses (SNOs) between HIMAWARI-9 and NOAA-21
TLE Epoch: 2025 11 12.  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)
 11/13/2025   16:00:33   (  -0.01, 140.79) (  -0.02, 140.85)    6.60                80
 11/16/2025   04:03:51   (   0.01, 140.80) (  -0.15, 140.05)   85.58                80
 11/17/2025   03:47:49   (   0.00, 140.80) (   0.87, 144.57)  430.13                80
 11/18/2025   16:09:38   (   0.01, 140.79) (   0.36, 139.31)  169.81                80
 11/19/2025   15:48:15   (   0.01, 140.79) (  -0.66, 143.83)  345.86                80
 11/21/2025   04:10:16   (  -0.02, 140.80) (  -0.50, 138.51)  260.70                80
 11/22/2025   03:54:12   (  -0.01, 140.80) (   0.47, 143.04)  255.38                80
 11/23/2025   16:16:02   (   0.02, 140.78) (   0.69, 137.76)  343.62                80
 11/24/2025   15:54:40   (   0.01, 140.77) (  -0.34, 142.28)  172.47                80
 11/26/2025   04:19:19   (  -0.02, 140.77) (  -0.86, 136.97)  433.37                80