Simultaneous Nadir Overpasses (SNOs) between HIMAWARI-9 and NOAA-21
TLE Epoch: 2024 5 13.  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)
 05/15/2024   04:15:33   (  -0.02, 140.76) (  -0.87, 136.98)  430.57                80
 05/16/2024   03:59:27   (  -0.02, 140.76) (   0.17, 141.52)   86.87                80
 05/18/2024   15:59:47   (   0.02, 140.74) (   0.00, 140.80)    7.06                80
 05/21/2024   04:02:55   (  -0.02, 140.73) (  -0.18, 140.05)   77.64                80
 05/22/2024   03:46:49   (  -0.01, 140.72) (   0.87, 144.58)  440.55                80
 05/23/2024   16:08:35   (   0.00, 140.70) (   0.31, 139.32)  156.29                80
 05/24/2024   15:47:08   (   0.00, 140.69) (  -0.70, 143.87)  362.09                80
 05/26/2024   04:09:02   (  -0.00, 140.68) (  -0.44, 138.57)  240.16                80
 05/27/2024   03:52:56   (  -0.01, 140.67) (   0.57, 143.11)  278.72                80