Simultaneous Nadir Overpasses (SNOs) between HIMAWARI-9 and NOAA-21
TLE Epoch: 2024 7 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)
 07/24/2024   04:04:07   (   0.01, 140.77) (  -0.20, 139.92)   97.24                80
 07/25/2024   03:48:03   (   0.01, 140.77) (   0.83, 144.45)  419.24                80
 07/26/2024   16:09:51   (  -0.01, 140.75) (   0.37, 139.18)  179.79                80
 07/27/2024   15:48:28   (  -0.01, 140.75) (  -0.67, 143.71)  336.86                80
 07/29/2024   04:10:25   (   0.01, 140.76) (  -0.53, 138.41)  268.07                80
 07/30/2024   03:54:22   (   0.01, 140.75) (   0.52, 142.93)  249.08                80
 07/31/2024   16:16:10   (   0.00, 140.73) (   0.67, 137.66)  348.69                80
 08/01/2024   15:54:46   (   0.00, 140.72) (  -0.33, 142.20)  168.66                80
 08/03/2024   04:16:43   (  -0.01, 140.71) (  -0.84, 136.89)  435.16                80
 08/04/2024   04:00:38   (  -0.01, 140.70) (   0.16, 141.43)   82.95                80