Simultaneous Nadir Overpasses (SNOs) between HIMAWARI-9 and NOAA-21
TLE Epoch: 2025 1 3.  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)
 01/03/2025   15:49:25   (   0.01, 140.75) (  -0.65, 143.62)  327.59                80
 01/05/2025   04:11:18   (  -0.01, 140.73) (  -0.56, 138.33)  273.62                80
 01/06/2025   03:55:11   (  -0.01, 140.72) (   0.48, 142.87)  244.80                80
 01/07/2025   16:16:56   (   0.01, 140.71) (   0.73, 137.62)  353.23                80
 01/08/2025   15:55:29   (   0.01, 140.70) (  -0.32, 142.15)  165.23                80
 01/10/2025   04:17:21   (  -0.01, 140.68) (  -0.86, 136.86)  435.42                80
 01/11/2025   04:01:14   (  -0.00, 140.66) (   0.14, 141.40)   83.49                80
 01/13/2025   16:01:32   (   0.00, 140.62) (  -0.02, 140.67)    5.86                80
 01/16/2025   04:04:37   (  -0.00, 140.57) (  -0.12, 139.92)   73.21                80