Simultaneous Nadir Overpasses (SNOs) between HIMAWARI-9 and NOAA-21
TLE Epoch: 2025 9 3.  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)
 09/04/2025   16:16:36   (  -0.02, 140.77) (   0.68, 137.55)  366.91                80
 09/05/2025   15:55:11   (  -0.01, 140.77) (  -0.31, 142.09)  149.68                80
 09/07/2025   04:17:06   (   0.02, 140.78) (  -0.86, 136.78)  454.84                80
 09/08/2025   04:01:01   (   0.01, 140.77) (   0.14, 141.32)   62.37                80
 09/10/2025   16:01:23   (  -0.01, 140.75) (   0.05, 140.59)   19.07                80
 09/11/2025   15:42:38   (  -0.01, 140.75) (  -1.01, 145.12)  498.62                80
 09/13/2025   04:04:32   (   0.01, 140.74) (  -0.20, 139.82)  105.05                80
 09/14/2025   03:48:27   (   0.01, 140.74) (   0.80, 144.36)  412.58                80
 09/15/2025   16:10:14   (  -0.02, 140.71) (   0.38, 139.09)  185.26                80
 09/16/2025   15:48:50   (  -0.01, 140.70) (  -0.69, 143.62)  332.74                80