Simultaneous Nadir Overpasses (SNOs) between HIMAWARI-9 and NOAA-21
TLE Epoch: 2025 8 28.  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)
 08/29/2025   03:48:35   (  -0.01, 140.75) (   0.79, 144.33)  408.53                80
 08/30/2025   16:10:23   (   0.01, 140.76) (   0.36, 139.05)  194.19                80
 08/31/2025   15:48:58   (   0.00, 140.78) (  -0.62, 143.59)  320.55                80
 09/02/2025   04:10:53   (   0.01, 140.81) (  -0.57, 138.29)  286.75                80
 09/03/2025   03:54:48   (   0.00, 140.82) (   0.48, 142.82)  228.56                80
 09/04/2025   16:16:36   (  -0.00, 140.83) (   0.73, 137.56)  372.81                80
 09/05/2025   15:55:10   (   0.00, 140.84) (  -0.26, 142.10)  142.81                80
 09/07/2025   04:17:05   (  -0.00, 140.86) (  -0.92, 136.79)  463.16                80
 09/08/2025   04:01:00   (  -0.00, 140.86) (   0.07, 141.33)   53.08                80
 09/10/2025   16:04:03   (   0.00, 140.86) (   0.08, 140.59)   30.63                80
 09/11/2025   15:42:38   (   0.00, 140.86) (  -0.98, 145.12)  485.75                80