Simultaneous Nadir Overpasses (SNOs) between HIMAWARI-9 and NOAA-21
TLE Epoch: 2024 5 19.  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)
 05/21/2024   04:02:55   (   0.00, 140.71) (  -0.13, 140.04)   76.10                80
 05/22/2024   03:46:49   (   0.00, 140.69) (   0.87, 144.58)  443.05                80
 05/23/2024   16:08:34   (  -0.01, 140.67) (   0.31, 139.33)  153.06                80
 05/24/2024   15:47:09   (  -0.01, 140.65) (  -0.75, 143.86)  365.93                80
 05/26/2024   04:09:02   (   0.02, 140.63) (  -0.45, 138.57)  234.48                80
 05/27/2024   03:52:56   (   0.02, 140.61) (   0.56, 143.11)  285.10                80
 05/28/2024   16:14:41   (  -0.02, 140.57) (   0.60, 137.86)  309.78                80
 05/29/2024   15:53:14   (  -0.01, 140.55) (  -0.42, 142.40)  210.17                80
 05/31/2024   04:15:08   (   0.01, 140.52) (  -0.76, 137.11)  388.97                80
 06/01/2024   03:59:01   (   0.01, 140.49) (   0.26, 141.65)  131.69                80