Simultaneous Nadir Overpasses (SNOs) between HIMAWARI-9 and NOAA-21
TLE Epoch: 2024 3 18.  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)
 03/18/2024   04:03:01   (  -0.03, 140.79) (  -0.20, 139.89)  101.57                80
 03/19/2024   03:46:58   (  -0.03, 140.79) (   0.82, 144.42)  414.74                80
 03/20/2024   16:08:46   (   0.03, 140.77) (   0.42, 139.16)  184.47                80
 03/21/2024   15:47:23   (   0.03, 140.77) (  -0.60, 143.68)  332.23                80
 03/23/2024   04:09:21   (  -0.04, 140.76) (  -0.57, 138.37)  272.07                80
 03/24/2024   03:50:37   (  -0.03, 140.75) (   0.45, 142.90)  245.31                80
 03/25/2024   16:15:07   (   0.04, 140.72) (   0.72, 137.63)  352.05                80
 03/26/2024   15:53:43   (   0.03, 140.70) (  -0.30, 142.15)  165.52                80
 03/28/2024   04:18:20   (  -0.04, 140.69) (  -0.91, 136.85)  437.85                80
 03/29/2024   03:56:57   (  -0.03, 140.67) (   0.12, 141.38)   80.07                80
 03/31/2024   16:00:03   (   0.04, 140.62) (   0.02, 140.63)    2.46                80