Simultaneous Nadir Overpasses (SNOs) between HIMAWARI-9 and NOAA-21
TLE Epoch: 2024 12 14.  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)
 12/15/2024   04:05:37   (  -0.02, 140.76) (  -0.24, 139.75)  115.25                80
 12/16/2024   03:49:32   (  -0.02, 140.75) (   0.80, 144.27)  401.95                80
 12/17/2024   16:11:17   (   0.01, 140.74) (   0.43, 139.02)  196.80                80
 12/18/2024   15:49:52   (   0.01, 140.73) (  -0.61, 143.55)  320.67                80
 12/20/2024   04:11:46   (  -0.00, 140.72) (  -0.56, 138.25)  282.01                80
 12/21/2024   03:53:01   (   0.01, 140.70) (   0.48, 142.78)  236.36                80
 12/22/2024   16:17:27   (  -0.00, 140.67) (   0.68, 137.51)  360.02                80
 12/23/2024   15:56:00   (  -0.01, 140.65) (  -0.31, 142.05)  158.73                80
 12/25/2024   04:20:35   (   0.00, 140.63) (  -0.84, 136.74)  442.33                80
 12/26/2024   03:59:08   (   0.00, 140.61) (   0.16, 141.28)   76.96                80
 12/28/2024   16:02:08   (   0.01, 140.54) (  -0.00, 140.55)    1.26                80