Simultaneous Nadir Overpasses (SNOs) between HIMAWARI-9 and NOAA-21
TLE Epoch: 2024 1 24.  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)
 01/24/2024   04:15:07   (  -0.04, 140.81) (  -0.92, 136.90)  445.31                80
 01/25/2024   03:59:02   (  -0.04, 140.80) (   0.10, 141.44)   72.25                80
 01/27/2024   16:02:03   (   0.05, 140.77) (   0.04, 140.71)    7.22                80
 01/30/2024   04:02:31   (  -0.05, 140.75) (  -0.23, 139.95)   90.86                80
 01/31/2024   03:46:26   (  -0.05, 140.73) (   0.80, 144.49)  427.97                80
 02/01/2024   16:08:12   (   0.05, 140.70) (   0.35, 139.22)  167.37                80
 02/02/2024   15:46:46   (   0.05, 140.68) (  -0.62, 143.77)  351.65                80
 02/04/2024   04:08:40   (  -0.06, 140.66) (  -0.58, 138.47)  249.84                80
 02/05/2024   03:52:35   (  -0.06, 140.64) (   0.46, 143.01)  269.44                80
 02/06/2024   16:14:21   (   0.07, 140.60) (   0.68, 137.74)  325.23                80