Simultaneous Nadir Overpasses (SNOs) between HIMAWARI-9 and NOAA-21
TLE Epoch: 2024 7 22.  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   04:04:05   (  -0.00, 140.77) (  -0.21, 139.93)   96.52                80
 07/25/2024   03:48:01   (  -0.01, 140.77) (   0.80, 144.46)  420.28                80
 07/26/2024   16:09:49   (   0.01, 140.76) (   0.36, 139.19)  178.25                80
 07/27/2024   15:48:25   (   0.01, 140.75) (  -0.65, 143.72)  338.62                80
 07/29/2024   04:10:22   (  -0.00, 140.76) (  -0.50, 138.42)  266.41                80
 07/30/2024   03:54:17   (   0.01, 140.75) (   0.52, 142.95)  250.63                80
 07/31/2024   16:16:05   (  -0.01, 140.73) (   0.69, 137.69)  346.92                80
 08/01/2024   15:54:40   (  -0.01, 140.72) (  -0.33, 142.22)  170.59                80
 08/03/2024   04:16:37   (   0.01, 140.72) (  -0.85, 136.92)  433.14                80
 08/04/2024   04:00:32   (   0.01, 140.70) (   0.18, 141.45)   85.12                80