Simultaneous Nadir Overpasses (SNOs) between GOES-17 and FY3D
TLE Epoch: 2025 5 6.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 05/06/2025   21:55:34   (   0.01,-104.40) (   0.29,-103.28)  128.08                80
 05/08/2025   10:17:14   (  -0.01,-104.41) (   0.94,-108.46)  463.35                80
 05/09/2025   09:55:45   (  -0.01,-104.41) (  -0.12,-103.90)   57.80                80
 05/11/2025   21:58:46   (   0.03,-104.42) (  -0.02,-104.57)   16.89                80
 05/14/2025   10:04:18   (  -0.04,-104.44) (   0.11,-105.21)   87.03                80
 05/15/2025   09:42:48   (  -0.04,-104.44) (  -0.90,-100.63)  433.89                80
 05/16/2025   22:04:38   (   0.04,-104.44) (  -0.30,-105.86)  162.94                80
 05/17/2025   21:48:29   (   0.04,-104.44) (   0.77,-101.30)  358.36                80
 05/19/2025   10:10:09   (  -0.05,-104.45) (   0.43,-106.49)  232.62                80
 05/20/2025   09:48:40   (  -0.05,-104.45) (  -0.64,-101.93)  288.47                80