Simultaneous Nadir Overpasses (SNOs) between HIMAWARI-9 and NOAA-21
TLE Epoch: 2024 1 25.  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)
 01/27/2024   16:02:03   (   0.04, 140.79) (   0.03, 140.71)    9.29                80
 01/30/2024   04:02:31   (  -0.05, 140.76) (  -0.22, 139.95)   92.00                80
 01/31/2024   03:46:26   (  -0.05, 140.74) (   0.82, 144.48)  426.98                80
 02/01/2024   16:08:11   (   0.05, 140.71) (   0.39, 139.23)  168.41                80
 02/02/2024   15:46:46   (   0.05, 140.69) (  -0.64, 143.76)  350.70                80
 02/04/2024   04:08:40   (  -0.06, 140.67) (  -0.55, 138.47)  250.20                80
 02/05/2024   03:52:35   (  -0.06, 140.65) (   0.49, 143.00)  269.21                80
 02/06/2024   16:14:20   (   0.07, 140.60) (   0.71, 137.75)  325.48                80
 02/07/2024   15:52:55   (   0.07, 140.58) (  -0.34, 142.28)  193.98                80