Simultaneous Nadir Overpasses (SNOs) between HIMAWARI-9 and NOAA-21
TLE Epoch: 2024 1 17.  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)
 01/17/2024   15:47:03   (  -0.01, 140.76) (  -0.68, 143.67)  332.40                80
 01/19/2024   04:08:58   (   0.00, 140.74) (  -0.50, 138.37)  269.83                80
 01/20/2024   03:52:53   (  -0.01, 140.73) (   0.51, 142.91)  248.42                80
 01/21/2024   16:14:39   (   0.01, 140.72) (   0.68, 137.65)  349.36                80
 01/22/2024   15:53:13   (   0.01, 140.70) (  -0.34, 142.18)  168.70                80
 01/24/2024   04:15:09   (  -0.00, 140.69) (  -0.83, 136.88)  433.05                80
 01/25/2024   03:59:03   (   0.00, 140.67) (   0.19, 141.42)   85.73                80
 01/27/2024   15:59:24   (  -0.01, 140.61) (  -0.05, 140.69)    9.46                80
 01/30/2024   04:02:33   (   0.01, 140.56) (  -0.12, 139.93)   71.13                80