Simultaneous Nadir Overpasses (SNOs) between GOES-17 and FY3D
TLE Epoch: 2025 5 12.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 05/14/2025   10:04:17   (  -0.01,-104.42) (   0.16,-105.19)   88.26                80
 05/15/2025   09:42:48   (  -0.01,-104.42) (  -0.85,-100.62)  432.30                80
 05/16/2025   22:04:38   (   0.01,-104.41) (  -0.30,-105.86)  164.70                80
 05/17/2025   21:48:29   (   0.01,-104.41) (   0.71,-101.29)  356.35                80
 05/19/2025   10:10:09   (  -0.01,-104.42) (   0.44,-106.49)  234.93                80
 05/20/2025   09:48:39   (  -0.00,-104.42) (  -0.57,-101.91)  285.78                80
 05/21/2025   22:10:29   (   0.00,-104.41) (  -0.62,-107.14)  311.68                80
 05/22/2025   21:54:20   (   0.00,-104.41) (   0.45,-102.58)  209.55                80
 05/24/2025   10:16:00   (  -0.00,-104.43) (   0.75,-107.77)  380.96                80
 05/25/2025   09:54:30   (  -0.00,-104.42) (  -0.26,-103.19)  139.59                80