Simultaneous Nadir Overpasses (SNOs) between HIMAWARI-9 and NOAA-21
TLE Epoch: 2025 11 25.  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)
 11/26/2025   04:16:40   (  -0.02, 140.80) (  -0.89, 136.98)  435.89                80
 11/27/2025   04:00:37   (  -0.01, 140.82) (   0.14, 141.50)   77.20                80
 11/29/2025   16:03:44   (   0.01, 140.86) (   0.06, 140.75)   13.12                80
 12/02/2025   04:04:21   (  -0.02, 140.92) (  -0.23, 139.96)  109.22                80
 12/03/2025   03:48:17   (  -0.02, 140.94) (   0.75, 144.50)  404.65                80
 12/04/2025   16:10:08   (   0.03, 140.95) (   0.42, 139.22)  197.93                80
 12/05/2025   15:48:45   (   0.02, 140.97) (  -0.62, 143.74)  315.75                80
 12/07/2025   04:10:44   (  -0.03, 141.01) (  -0.63, 138.44)  293.94                80
 12/08/2025   03:54:41   (  -0.02, 141.02) (   0.41, 142.96)  220.44                80
 12/09/2025   16:16:31   (   0.03, 141.02) (   0.76, 137.68)  380.45                80