Simultaneous Nadir Overpasses (SNOs) between HIMAWARI-9 and NOAA-21
TLE Epoch: 2024 2 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)
 02/18/2024   15:46:37   (   0.01, 140.76) (  -0.66, 143.82)  347.69                80
 02/20/2024   04:08:36   (  -0.01, 140.79) (  -0.53, 138.51)  260.44                80
 02/21/2024   03:52:34   (  -0.01, 140.79) (   0.50, 143.02)  255.07                80
 02/22/2024   16:14:24   (   0.01, 140.77) (   0.67, 137.75)  344.30                80
 02/23/2024   15:53:01   (   0.01, 140.77) (  -0.31, 142.28)  171.69                80
 02/25/2024   04:15:00   (  -0.01, 140.78) (  -0.86, 136.96)  434.79                80
 02/26/2024   03:58:56   (  -0.01, 140.77) (   0.13, 141.49)   81.92                80
 02/28/2024   15:59:24   (   0.01, 140.73) (  -0.02, 140.73)    2.65                80
 03/02/2024   04:05:19   (  -0.01, 140.71) (  -0.20, 139.96)   86.99                80