Simultaneous Nadir Overpasses (SNOs) between HIMAWARI-9 and NOAA-21
TLE Epoch: 2024 10 18.  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)
 10/18/2024   03:55:08   (   0.04, 140.77) (   0.53, 142.98)  251.45                80
 10/19/2024   16:16:57   (  -0.04, 140.77) (   0.62, 137.71)  348.00                80
 10/20/2024   15:55:32   (  -0.04, 140.76) (  -0.39, 142.24)  169.00                80
 10/22/2024   04:17:29   (   0.05, 140.76) (  -0.83, 136.95)  434.51                80
 10/23/2024   04:01:24   (   0.05, 140.75) (   0.20, 141.48)   83.05                80
 10/25/2024   16:01:47   (  -0.05, 140.72) (  -0.06, 140.75)    3.34                80
 10/28/2024   04:04:59   (   0.06, 140.68) (  -0.07, 139.98)   79.36                80
 10/29/2024   03:48:53   (   0.06, 140.66) (   0.92, 144.52)  439.95                80
 10/30/2024   16:10:40   (  -0.06, 140.62) (   0.26, 139.26)  155.29                80
 10/31/2024   15:49:15   (  -0.05, 140.60) (  -0.80, 143.79)  364.27                80