Simultaneous Nadir Overpasses (SNOs) between HIMAWARI-9 and NOAA-21
TLE Epoch: 2024 9 17.  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)
 09/17/2024   16:13:30   (  -0.02, 140.76) (   0.67, 137.80)  338.11                80
 09/18/2024   15:57:28   (  -0.02, 140.77) (  -0.39, 142.32)  177.48                80
 09/20/2024   04:16:48   (   0.02, 140.77) (  -0.82, 137.01)  428.50                80
 09/21/2024   04:00:45   (   0.01, 140.77) (   0.19, 141.54)   87.49                80
 09/23/2024   16:03:54   (  -0.02, 140.76) (  -0.03, 140.78)    3.03                80
 09/26/2024   04:04:31   (   0.02, 140.75) (  -0.13, 139.99)   85.79                80
 09/27/2024   03:48:28   (   0.02, 140.74) (   0.89, 144.51)  431.16                80
 09/28/2024   16:10:19   (  -0.02, 140.71) (   0.31, 139.24)  167.44                80
 09/29/2024   15:48:56   (  -0.02, 140.70) (  -0.72, 143.76)  350.09                80