Simultaneous Nadir Overpasses (SNOs) between HIMAWARI-9 and NOAA-21
TLE Epoch: 2024 4 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)
 04/25/2024   03:53:28   (  -0.00, 140.75) (   0.50, 142.91)  246.85                80
 04/26/2024   16:15:16   (   0.00, 140.74) (   0.68, 137.65)  352.48                80
 04/27/2024   15:53:50   (  -0.00, 140.74) (  -0.32, 142.19)  164.79                80
 04/29/2024   04:15:46   (  -0.00, 140.73) (  -0.87, 136.89)  437.60                80
 04/30/2024   03:59:40   (   0.00, 140.72) (   0.13, 141.43)   80.23                80
 05/02/2024   16:02:42   (   0.00, 140.69) (   0.02, 140.70)    1.62                80
 05/05/2024   04:03:12   (  -0.00, 140.66) (  -0.16, 139.93)   82.03                80
 05/06/2024   03:47:06   (  -0.00, 140.64) (   0.86, 144.47)  436.98                80
 05/07/2024   16:08:53   (  -0.00, 140.61) (   0.32, 139.21)  159.26                80
 05/08/2024   15:47:27   (  -0.00, 140.59) (  -0.71, 143.75)  359.90                80