Simultaneous Nadir Overpasses (SNOs) between GOES-17 and FY3D
TLE Epoch: 2025 5 10.  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   21:58:46   (  -0.00,-104.41) (  -0.05,-104.56)   17.36                80
 05/14/2025   10:04:17   (   0.00,-104.42) (   0.15,-105.20)   88.12                80
 05/15/2025   09:42:48   (  -0.00,-104.42) (  -0.86,-100.62)  432.51                80
 05/16/2025   22:04:37   (   0.00,-104.41) (  -0.34,-105.85)  164.61                80
 05/17/2025   21:48:29   (   0.01,-104.41) (   0.73,-101.29)  356.30                80
 05/19/2025   10:10:08   (  -0.02,-104.42) (   0.48,-106.48)  235.29                80
 05/20/2025   09:48:40   (  -0.02,-104.42) (  -0.59,-101.92)  285.37                80
 05/21/2025   22:10:29   (   0.02,-104.41) (  -0.60,-107.15)  312.15                80
 05/22/2025   21:54:19   (   0.02,-104.41) (   0.41,-102.57)  209.04                80
 05/24/2025   10:16:00   (  -0.02,-104.43) (   0.73,-107.77)  381.53                80