Simultaneous Nadir Overpasses (SNOs) between HIMAWARI-9 and NOAA-21
TLE Epoch: 2024 3 12.  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)
 03/13/2024   03:59:21   (   0.01, 140.74) (   0.18, 141.41)   76.62                80
 03/15/2024   16:02:27   (  -0.00, 140.73) (  -0.00, 140.66)    7.04                80
 03/18/2024   04:03:02   (  -0.00, 140.70) (  -0.17, 139.88)   92.72                80
 03/19/2024   03:46:58   (  -0.00, 140.69) (   0.84, 144.41)  424.82                80
 03/20/2024   16:08:47   (   0.00, 140.66) (   0.33, 139.14)  173.80                80
 03/21/2024   15:47:24   (   0.00, 140.65) (  -0.68, 143.67)  344.15                80
 03/23/2024   04:09:22   (  -0.00, 140.61) (  -0.49, 138.35)  257.11                80
 03/24/2024   03:53:19   (  -0.00, 140.59) (   0.54, 142.88)  261.63                80
 03/25/2024   16:15:08   (   0.00, 140.55) (   0.64, 137.61)  335.05                80
 03/26/2024   15:53:45   (   0.00, 140.52) (  -0.38, 142.13)  183.88                80