Simultaneous Nadir Overpasses (SNOs) between HIMAWARI-9 and NOAA-21
TLE Epoch: 2024 1 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)
 01/20/2024   03:52:52   (  -0.01, 140.76) (   0.48, 142.91)  246.09                80
 01/21/2024   16:14:38   (   0.01, 140.76) (   0.71, 137.65)  354.16                80
 01/22/2024   15:53:13   (   0.01, 140.77) (  -0.31, 142.19)  161.60                80
 01/24/2024   04:15:08   (   0.00, 140.79) (  -0.86, 136.89)  444.77                80
 01/25/2024   03:59:03   (   0.00, 140.80) (   0.16, 141.42)   71.63                80
 01/27/2024   16:02:04   (  -0.01, 140.79) (  -0.02, 140.69)   10.44                80
 01/30/2024   04:02:32   (   0.01, 140.79) (  -0.16, 139.94)   97.02                80
 01/31/2024   03:46:27   (   0.01, 140.79) (   0.87, 144.47)  420.80                80
 02/01/2024   16:08:12   (  -0.02, 140.76) (   0.34, 139.22)  175.89                80
 02/02/2024   15:46:47   (  -0.02, 140.75) (  -0.69, 143.75)  342.04                80