Simultaneous Nadir Overpasses (SNOs) between GOES-17 and FY3D
TLE Epoch: 2025 5 11.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 05/11/2025   22:00:07   (   0.00,-104.41) (   0.00,-104.57)   17.66                 0
 05/14/2025   10:04:17   (   0.00,-104.42) (   0.15,-105.20)   88.10                80
 05/15/2025   09:42:48   (   0.00,-104.42) (  -0.85,-100.62)  432.52                80
 05/16/2025   22:04:37   (   0.00,-104.41) (  -0.35,-105.85)  164.54                80
 05/17/2025   21:48:29   (   0.01,-104.41) (   0.72,-101.29)  356.41                80
 05/19/2025   10:10:09   (  -0.01,-104.42) (   0.43,-106.49)  235.14                80
 05/20/2025   09:48:40   (  -0.02,-104.42) (  -0.58,-101.91)  285.51                80
 05/21/2025   22:10:29   (   0.02,-104.41) (  -0.61,-107.14)  311.96                80
 05/22/2025   21:54:20   (   0.02,-104.41) (   0.46,-102.58)  209.26                80
 05/24/2025   10:16:00   (  -0.02,-104.43) (   0.74,-107.77)  381.31                80
 05/25/2025   09:54:30   (  -0.02,-104.42) (  -0.27,-103.20)  139.20                80