Simultaneous Nadir Overpasses (SNOs) between HIMAWARI-9 and NOAA-21
TLE Epoch: 2024 5 15.  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)
 05/16/2024   03:59:27   (  -0.02, 140.76) (   0.18, 141.51)   87.02                80
 05/18/2024   15:59:47   (   0.03, 140.74) (  -0.01, 140.80)    7.26                80
 05/21/2024   04:02:55   (  -0.02, 140.73) (  -0.17, 140.05)   77.70                80
 05/22/2024   03:46:49   (  -0.02, 140.72) (   0.88, 144.58)  440.41                80
 05/23/2024   16:08:35   (  -0.00, 140.70) (   0.30, 139.32)  156.60                80
 05/24/2024   15:47:08   (   0.00, 140.69) (  -0.70, 143.87)  361.71                80
 05/26/2024   04:09:02   (   0.00, 140.69) (  -0.45, 138.57)  240.58                80
 05/27/2024   03:52:56   (  -0.01, 140.67) (   0.56, 143.11)  278.24                80
 05/28/2024   16:12:00   (   0.01, 140.65) (   0.66, 137.87)  317.40                80
 05/29/2024   15:53:14   (   0.01, 140.63) (  -0.36, 142.41)  201.83                80