Simultaneous Nadir Overpasses (SNOs) between HIMAWARI-9 and NOAA-21
TLE Epoch: 2025 11 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)
 11/27/2025   04:00:38   (  -0.01, 140.79) (   0.17, 141.49)   80.65                80
 11/29/2025   16:03:45   (   0.01, 140.79) (   0.02, 140.75)    5.00                80
 12/02/2025   04:04:21   (  -0.02, 140.81) (  -0.19, 139.96)   96.92                80
 12/03/2025   03:48:18   (  -0.02, 140.81) (   0.79, 144.49)  418.72                80
 12/04/2025   16:10:08   (   0.02, 140.80) (   0.37, 139.21)  181.16                80
 12/05/2025   15:48:46   (   0.02, 140.80) (  -0.67, 143.73)  334.31                80
 12/07/2025   04:13:24   (  -0.03, 140.82) (  -0.57, 138.43)  272.65                80
 12/08/2025   03:52:02   (  -0.02, 140.81) (   0.47, 142.95)  243.49                80
 12/09/2025   16:16:32   (   0.03, 140.79) (   0.69, 137.67)  354.72                80
 12/10/2025   15:55:08   (   0.02, 140.78) (  -0.29, 142.20)  161.92                80