Simultaneous Nadir Overpasses (SNOs) between HIMAWARI-9 and NOAA-21
TLE Epoch: 2024 3 12.  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)
 03/12/2024   04:16:59   (  -0.03, 140.75) (   0.00, 136.69)  450.81                 0
 03/13/2024   03:59:20   (  -0.02, 140.74) (   0.13, 141.42)   77.80                80
 03/15/2024   16:02:26   (   0.03, 140.71) (   0.05, 140.68)    4.59                80
 03/18/2024   04:03:01   (  -0.04, 140.67) (  -0.23, 139.90)   89.14                80
 03/19/2024   03:46:57   (  -0.04, 140.66) (   0.79, 144.42)  428.89                80
 03/20/2024   16:08:47   (   0.05, 140.63) (   0.39, 139.15)  168.67                80
 03/21/2024   15:47:23   (   0.05, 140.61) (  -0.62, 143.68)  349.75                80
 03/23/2024   04:09:21   (  -0.05, 140.57) (  -0.55, 138.37)  251.02                80
 03/24/2024   03:53:18   (  -0.05, 140.54) (   0.47, 142.89)  268.12                80
 03/25/2024   16:15:07   (   0.05, 140.49) (   0.70, 137.62)  327.61                80