Simultaneous Nadir Overpasses (SNOs) between HIMAWARI-9 and NOAA-21
TLE Epoch: 2025 6 6.  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)
 06/09/2025   04:04:22   (   0.02, 140.69) (  -0.14, 139.86)   94.12                80
 06/10/2025   03:48:18   (   0.03, 140.67) (   0.84, 144.39)  424.11                80
 06/11/2025   16:10:07   (  -0.04, 140.64) (   0.30, 139.11)  174.32                80
 06/12/2025   15:48:43   (  -0.04, 140.62) (  -0.74, 143.63)  343.88                80
 06/14/2025   04:10:41   (   0.04, 140.58) (  -0.46, 138.33)  256.98                80
 06/15/2025   03:54:36   (   0.04, 140.56) (   0.53, 142.86)  261.95                80
 06/16/2025   16:16:26   (  -0.05, 140.52) (   0.60, 137.58)  334.73                80
 06/17/2025   15:55:01   (  -0.05, 140.49) (  -0.39, 142.11)  184.42                80
 06/19/2025   04:16:59   (   0.05, 140.44) (  -0.75, 136.79)  415.52                80
 06/20/2025   04:00:55   (   0.05, 140.41) (   0.24, 141.33)  104.22                80