Simultaneous Nadir Overpasses (SNOs) between HIMAWARI-9 and NOAA-21
TLE Epoch: 2025 5 31.  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)
 06/01/2025   15:54:49   (  -0.00, 140.78) (  -0.33, 142.17)  159.16                80
 06/03/2025   04:16:47   (   0.00, 140.76) (  -0.86, 136.87)  443.86                80
 06/04/2025   04:00:42   (  -0.00, 140.75) (   0.11, 141.40)   73.45                80
 06/06/2025   16:03:48   (  -0.00, 140.73) (   0.01, 140.64)    9.14                80
 06/09/2025   04:04:22   (   0.01, 140.69) (  -0.16, 139.86)   93.84                80
 06/10/2025   03:48:17   (   0.01, 140.67) (   0.82, 144.39)  424.03                80
 06/11/2025   16:10:07   (  -0.01, 140.65) (   0.32, 139.11)  174.76                80
 06/12/2025   15:48:42   (  -0.01, 140.63) (  -0.67, 143.65)  343.24                80
 06/14/2025   04:10:41   (   0.01, 140.60) (  -0.47, 138.33)  258.43                80