Simultaneous Nadir Overpasses (SNOs) between GOES-15 and FY3D
TLE Epoch: 2025 6 12.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 06/12/2025   22:49:39   (  -0.22,  61.37) (  -0.82,  64.09)  310.28                80
 06/14/2025   11:08:48   (   0.25,  61.32) (  -0.33,  58.86)  281.61                80
 06/15/2025   10:52:39   (   0.24,  61.32) (   0.71,  63.42)  240.15                80
 06/16/2025   23:11:38   (  -0.26,  61.35) (   0.47,  58.24)  356.22                80
 06/17/2025   22:55:28   (  -0.25,  61.35) (  -0.57,  62.81)  165.29                80
 06/19/2025   11:14:38   (   0.28,  61.31) (  -0.56,  57.57)  427.24                80
 06/20/2025   10:58:28   (   0.27,  61.32) (   0.48,  62.13)   94.10                80
 06/22/2025   23:01:18   (  -0.29,  61.36) (  -0.33,  61.52)   17.50                80
 06/25/2025   11:01:37   (   0.31,  61.35) (   0.21,  60.85)   56.29                80
 06/26/2025   10:45:26   (   0.30,  61.36) (   1.20,  65.44)  464.14                80