Simultaneous Nadir Overpasses (SNOs) between HIMAWARI-9 and NOAA-21
TLE Epoch: 2024 1 5.  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)
 01/06/2024   15:53:24   (   0.01, 140.72) (  -0.34, 142.12)  160.70                80
 01/08/2024   04:15:19   (  -0.01, 140.70) (  -0.87, 136.83)  441.32                80
 01/09/2024   03:59:14   (  -0.01, 140.69) (   0.12, 141.37)   76.69                80
 01/11/2024   16:02:17   (  -0.00, 140.66) (   0.00, 140.63)    3.62                80
 01/14/2024   04:02:47   (   0.01, 140.62) (  -0.14, 139.86)   86.64                80
 01/15/2024   03:46:42   (   0.01, 140.60) (   0.85, 144.39)  432.30                80
 01/16/2024   16:08:29   (  -0.02, 140.56) (   0.31, 139.12)  163.90                80
 01/17/2024   15:47:04   (  -0.02, 140.54) (  -0.69, 143.66)  355.42                80
 01/19/2024   04:09:00   (   0.02, 140.50) (  -0.44, 138.35)  244.44                80