Simultaneous Nadir Overpasses (SNOs) between HIMAWARI-9 and NOAA-21
TLE Epoch: 2025 7 24.  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)
 07/25/2025   15:42:45   (  -0.04, 140.80) (  -0.98, 145.09)  488.00                80
 07/27/2025   04:04:42   (   0.05, 140.76) (  -0.19, 139.78)  112.02                80
 07/28/2025   03:48:37   (   0.05, 140.74) (   0.82, 144.31)  405.98                80
 07/29/2025   16:10:26   (  -0.05, 140.74) (   0.31, 139.03)  194.66                80
 07/30/2025   15:49:01   (  -0.05, 140.73) (  -0.70, 143.56)  323.52                80
 08/01/2025   04:10:59   (   0.06, 140.67) (  -0.46, 138.25)  275.42                80
 08/02/2025   03:54:54   (   0.06, 140.65) (   0.56, 142.78)  243.24                80
 08/03/2025   16:16:41   (  -0.06, 140.64) (   0.65, 137.52)  356.37                80
 08/04/2025   15:55:17   (  -0.07, 140.62) (  -0.37, 142.05)  162.17                80
 08/06/2025   04:17:14   (   0.07, 140.56) (  -0.77, 136.73)  436.48                80
 08/07/2025   04:01:10   (   0.08, 140.54) (   0.25, 141.26)   82.62                80