Simultaneous Nadir Overpasses (SNOs) between HIMAWARI-9 and NOAA-21
TLE Epoch: 2025 7 7.  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)
 07/08/2025   16:04:04   (  -0.01, 140.76) (   0.04, 140.58)   20.79                80
 07/09/2025   15:42:40   (  -0.01, 140.77) (  -0.96, 145.12)  494.71                80
 07/11/2025   04:04:38   (   0.01, 140.78) (  -0.19, 139.80)  111.43                80
 07/12/2025   03:48:33   (   0.01, 140.78) (   0.82, 144.33)  404.82                80
 07/13/2025   16:10:21   (  -0.00, 140.77) (   0.38, 139.06)  194.73                80
 07/14/2025   15:48:56   (  -0.00, 140.77) (  -0.62, 143.60)  321.71                80
 07/16/2025   04:10:54   (  -0.00, 140.77) (  -0.57, 138.29)  283.43                80
 07/17/2025   03:54:49   (  -0.00, 140.76) (   0.43, 142.82)  233.63                80
 07/18/2025   16:16:37   (   0.01, 140.74) (   0.71, 137.54)  364.57                80
 07/19/2025   15:55:13   (   0.01, 140.74) (  -0.30, 142.07)  152.38                80
 07/21/2025   04:17:10   (  -0.01, 140.74) (  -0.89, 136.77)  452.47                80