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

     Date     Time(GOES-17)   GOES-17 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 05/17/2025   21:48:28   (   0.00,-104.41) (   0.71,-101.28)  356.05                80
 05/19/2025   10:10:08   (   0.00,-104.41) (   0.50,-106.47)  235.67                80
 05/20/2025   09:48:39   (  -0.00,-104.41) (  -0.57,-101.91)  284.91                80
 05/21/2025   22:10:29   (  -0.00,-104.40) (  -0.62,-107.14)  312.40                80
 05/22/2025   21:54:19   (  -0.00,-104.40) (   0.40,-102.57)  208.73                80
 05/24/2025   10:15:59   (   0.00,-104.41) (   0.74,-107.77)  382.11                80
 05/25/2025   09:54:30   (  -0.00,-104.41) (  -0.28,-103.20)  138.34                80
 05/26/2025   22:16:19   (   0.00,-104.39) (  -0.90,-108.43)  460.26                80
 05/27/2025   22:00:10   (   0.00,-104.39) (   0.12,-103.86)   60.52                80
 05/30/2025   10:03:00   (   0.01,-104.39) (   0.04,-104.47)    9.41                80