Simultaneous Nadir Overpasses (SNOs) between HIMAWARI-9 and NOAA-21
TLE Epoch: 2024 8 19.  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)
 08/19/2024   04:16:47   (   0.00, 140.75) (  -0.86, 136.92)  436.38                80
 08/20/2024   04:00:43   (  -0.00, 140.75) (   0.18, 141.45)   80.45                80
 08/22/2024   16:03:45   (   0.00, 140.75) (   0.01, 140.73)    2.09                80
 08/25/2024   04:04:14   (  -0.00, 140.74) (  -0.20, 139.98)   87.66                80
 08/26/2024   03:48:10   (  -0.00, 140.73) (   0.86, 144.50)  430.00                80
 08/27/2024   16:09:56   (  -0.00, 140.72) (   0.35, 139.25)  168.55                80
 08/28/2024   15:48:32   (  -0.00, 140.71) (  -0.71, 143.77)  349.27                80
 08/30/2024   04:10:26   (   0.01, 140.70) (  -0.50, 138.49)  252.66                80
 08/31/2024   03:54:21   (   0.00, 140.69) (   0.52, 143.02)  265.98                80
 09/01/2024   16:16:08   (  -0.01, 140.66) (   0.62, 137.75)  330.36                80