Simultaneous Nadir Overpasses (SNOs) between HIMAWARI-9 and NOAA-21
TLE Epoch: 2024 1 12.  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)
 01/14/2024   04:02:46   (  -0.05, 140.77) (  -0.23, 139.88)  101.71                80
 01/15/2024   03:46:40   (  -0.05, 140.76) (   0.77, 144.41)  416.32                80
 01/16/2024   16:08:27   (   0.05, 140.74) (   0.38, 139.14)  181.02                80
 01/17/2024   15:47:02   (   0.05, 140.72) (  -0.62, 143.68)  337.46                80
 01/19/2024   04:08:57   (  -0.06, 140.70) (  -0.56, 138.38)  263.67                80
 01/20/2024   03:52:52   (  -0.06, 140.68) (   0.45, 142.92)  255.25                80
 01/21/2024   16:14:38   (   0.07, 140.65) (   0.75, 137.66)  340.80                80
 01/22/2024   15:53:13   (   0.07, 140.63) (  -0.26, 142.20)  178.36                80
 01/24/2024   04:15:08   (  -0.08, 140.60) (  -0.91, 136.90)  421.82                80
 01/25/2024   03:56:23   (  -0.08, 140.57) (   0.11, 141.43)   97.90                80