Simultaneous Nadir Overpasses (SNOs) between GOES-17 and FY3D
TLE Epoch: 2025 3 30.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 03/30/2025   21:51:42   (   0.01,-104.42) (   0.25,-103.26)  131.19                80
 04/01/2025   10:13:25   (  -0.02,-104.40) (   0.92,-108.47)  464.29                80
 04/02/2025   09:51:58   (  -0.02,-104.40) (  -0.13,-103.91)   55.68                80
 04/04/2025   21:55:01   (   0.02,-104.42) (  -0.04,-104.58)   19.47                80
 04/07/2025   10:00:36   (  -0.01,-104.41) (   0.19,-105.23)   93.38                80
 04/08/2025   09:39:08   (  -0.00,-104.41) (  -0.86,-100.67)  427.28                80
 04/09/2025   22:00:58   (  -0.00,-104.43) (  -0.33,-105.90)  167.30                80
 04/10/2025   21:44:51   (   0.00,-104.44) (   0.73,-101.35)  353.81                80
 04/12/2025   10:06:33   (  -0.00,-104.44) (   0.45,-106.55)  239.76                80
 04/13/2025   09:45:05   (  -0.00,-104.45) (  -0.56,-101.98)  281.07                80