Simultaneous Nadir Overpasses (SNOs) between GOES-17 and FY3D
TLE Epoch: 2025 4 9.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 04/09/2025   22:00:58   (   0.01,-104.40) (  -0.33,-105.90)  171.19                80
 04/10/2025   21:44:51   (   0.01,-104.40) (   0.73,-101.34)  349.25                80
 04/12/2025   10:06:32   (  -0.01,-104.39) (   0.50,-106.53)  245.35                80
 04/13/2025   09:45:04   (  -0.01,-104.38) (  -0.57,-101.98)  274.77                80
 04/14/2025   22:06:55   (   0.01,-104.39) (  -0.62,-107.21)  321.12                80
 04/15/2025   21:50:46   (   0.01,-104.39) (   0.40,-102.64)  199.20                80
 04/17/2025   10:12:28   (  -0.01,-104.38) (   0.81,-107.84)  395.17                80
 04/18/2025   09:51:00   (  -0.01,-104.38) (  -0.27,-103.29)  124.74                80
 04/19/2025   22:12:49   (   0.00,-104.38) (  -0.96,-108.51)  472.04                80
 04/20/2025   21:56:42   (   0.00,-104.37) (   0.12,-103.96)   48.27                80
 04/23/2025   09:59:35   (   0.00,-104.36) (   0.03,-104.59)   25.56                80