Simultaneous Nadir Overpasses (SNOs) between GOES-15 and FY3D
TLE Epoch: 2024 12 10.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 12/11/2024   10:44:19   (   0.06,  61.50) (  -0.19,  60.34)  132.55                80
 12/12/2024   10:28:15   (   0.05,  61.49) (   0.80,  64.89)  386.43                80
 12/13/2024   22:50:07   (  -0.06,  61.37) (   0.31,  59.63)  197.59                80
 12/14/2024   22:28:43   (  -0.05,  61.37) (  -0.69,  64.18)  320.48                80
 12/16/2024   10:50:40   (   0.06,  61.49) (  -0.56,  58.92)  294.02                80
 12/17/2024   10:34:38   (   0.05,  61.49) (   0.51,  63.45)  224.44                80
 12/18/2024   22:56:28   (  -0.06,  61.36) (   0.63,  58.21)  358.83                80
 12/19/2024   22:35:05   (  -0.05,  61.36) (  -0.39,  62.75)  159.19                80
 12/21/2024   10:57:02   (   0.07,  61.49) (  -0.85,  57.49)  456.11                80
 12/22/2024   10:40:59   (   0.06,  61.49) (   0.17,  62.04)   62.36                80