Simultaneous Nadir Overpasses (SNOs) between HIMAWARI-9 and NOAA-21
TLE Epoch: 2024 5 31.  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)
 05/31/2024   04:17:12   (  -0.01, 140.74) (   0.00, 136.81)  437.86                 0
 06/01/2024   03:59:35   (  -0.01, 140.74) (   0.16, 141.53)   89.56                80
 06/03/2024   16:00:03   (  -0.00, 140.73) (  -0.02, 140.77)    4.56                80
 06/06/2024   04:03:19   (   0.01, 140.69) (  -0.16, 139.99)   80.95                80
 06/07/2024   03:47:16   (   0.01, 140.68) (   0.89, 144.51)  436.43                80
 06/08/2024   16:09:05   (  -0.01, 140.67) (   0.34, 139.24)  163.62                80
 06/09/2024   15:47:43   (  -0.00, 140.66) (  -0.71, 143.76)  354.19                80
 06/11/2024   04:09:41   (  -0.00, 140.62) (  -0.50, 138.46)  246.61                80
 06/12/2024   03:53:39   (  -0.01, 140.59) (   0.56, 142.97)  272.01                80
 06/13/2024   16:15:28   (   0.00, 140.56) (   0.66, 137.71)  325.94                80