Simultaneous Nadir Overpasses (SNOs) between HIMAWARI-9 and NOAA-21
TLE Epoch: 2024 7 24.  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   04:05:30   (   0.00, 140.77) (   0.00, 139.88)   99.23                 0
 07/25/2024   03:48:03   (  -0.00, 140.77) (   0.80, 144.45)  419.65                80
 07/26/2024   16:09:52   (   0.00, 140.75) (   0.35, 139.18)  179.53                80
 07/27/2024   15:48:28   (   0.00, 140.75) (  -0.68, 143.70)  337.14                80
 07/29/2024   04:10:26   (   0.00, 140.75) (  -0.52, 138.40)  267.86                80
 07/30/2024   03:54:22   (   0.01, 140.75) (   0.52, 142.93)  249.05                80
 07/31/2024   16:16:11   (  -0.01, 140.73) (   0.68, 137.66)  349.11                80
 08/01/2024   15:54:47   (  -0.01, 140.72) (  -0.36, 142.19)  168.19                80
 08/03/2024   04:16:44   (   0.01, 140.71) (  -0.82, 136.88)  435.60                80
 08/04/2024   04:00:40   (   0.01, 140.70) (   0.17, 141.42)   82.45                80
 08/06/2024   16:01:05   (  -0.01, 140.64) (  -0.04, 140.68)    5.54                80