Simultaneous Nadir Overpasses (SNOs) between GOES-17 and FY3D
TLE Epoch: 2025 4 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)
 04/12/2025   10:06:32   (  -0.01,-104.39) (   0.50,-106.53)  245.41                80
 04/13/2025   09:45:05   (  -0.01,-104.38) (  -0.57,-101.98)  274.67                80
 04/14/2025   22:06:55   (   0.01,-104.39) (  -0.61,-107.21)  321.04                80
 04/15/2025   21:50:46   (   0.01,-104.39) (   0.40,-102.65)  199.27                80
 04/17/2025   10:12:28   (  -0.01,-104.38) (   0.80,-107.84)  395.35                80
 04/18/2025   09:51:00   (  -0.01,-104.37) (  -0.28,-103.29)  124.52                80
 04/19/2025   22:12:49   (   0.00,-104.37) (  -0.96,-108.51)  472.11                80
 04/20/2025   21:56:42   (   0.00,-104.37) (   0.13,-103.96)   48.22                80
 04/23/2025   09:59:35   (   0.00,-104.36) (   0.02,-104.59)   25.99                80
 04/24/2025   09:38:06   (  -0.00,-104.35) (  -1.01,-100.02)  494.29                80