Simultaneous Nadir Overpasses (SNOs) between HIMAWARI-9 and NOAA-21
TLE Epoch: 2024 6 23.  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)
 06/23/2024   03:47:37   (  -0.01, 140.75) (   0.82, 144.47)  423.75                80
 06/24/2024   16:09:26   (   0.01, 140.76) (   0.35, 139.20)  177.62                80
 06/25/2024   15:48:03   (   0.00, 140.77) (  -0.66, 143.73)  337.77                80
 06/27/2024   04:10:01   (  -0.00, 140.78) (  -0.53, 138.42)  268.54                80
 06/28/2024   03:53:58   (   0.00, 140.78) (   0.49, 142.95)  247.59                80
 06/29/2024   16:15:47   (   0.00, 140.77) (   0.68, 137.68)  351.88                80
 06/30/2024   15:54:23   (   0.00, 140.76) (  -0.34, 142.20)  164.49                80
 07/02/2024   04:16:22   (  -0.00, 140.77) (  -0.85, 136.90)  440.87                80
 07/03/2024   04:00:17   (  -0.01, 140.76) (   0.12, 141.44)   75.95                80
 07/05/2024   16:03:23   (   0.01, 140.74) (   0.02, 140.69)    5.55                80