Simultaneous Nadir Overpasses (SNOs) between GOES-15 and FY3D
TLE Epoch: 2025 6 9.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 06/10/2025   10:46:49   (   0.20,  61.34) (   0.97,  64.71)  384.23                80
 06/11/2025   23:05:48   (  -0.23,  61.37) (   0.22,  59.52)  211.88                80
 06/12/2025   22:49:39   (  -0.22,  61.37) (  -0.82,  64.09)  309.75                80
 06/14/2025   11:08:48   (   0.25,  61.33) (  -0.32,  58.85)  282.58                80
 06/15/2025   10:52:39   (   0.24,  61.33) (   0.71,  63.42)  239.00                80
 06/16/2025   23:11:38   (  -0.26,  61.36) (   0.47,  58.24)  357.47                80
 06/17/2025   22:55:28   (  -0.25,  61.36) (  -0.57,  62.80)  163.86                80
 06/19/2025   11:14:38   (   0.28,  61.33) (  -0.56,  57.56)  429.09                80
 06/20/2025   10:58:27   (   0.27,  61.33) (   0.42,  62.15)   92.09                80
 06/22/2025   23:01:18   (  -0.29,  61.38) (  -0.33,  61.51)   15.20                80