Simultaneous Nadir Overpasses (SNOs) between GOES-17 and FY3D
TLE Epoch: 2025 4 15.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 04/15/2025   21:50:47   (   0.01,-104.40) (   0.41,-102.65)  199.51                80
 04/17/2025   10:12:28   (  -0.01,-104.38) (   0.79,-107.84)  395.44                80
 04/18/2025   09:51:00   (  -0.01,-104.37) (  -0.29,-103.29)  124.44                80
 04/19/2025   22:12:50   (   0.01,-104.38) (  -0.95,-108.51)  471.85                80
 04/20/2025   21:56:41   (   0.01,-104.37) (   0.07,-103.94)   48.51                80
 04/23/2025   09:59:34   (   0.00,-104.36) (   0.08,-104.58)   25.86                80
 04/24/2025   09:38:07   (  -0.00,-104.35) (  -1.02,-100.02)  494.35                80
 04/25/2025   21:59:56   (  -0.00,-104.36) (  -0.21,-105.25)  101.96                80
 04/26/2025   21:43:47   (   0.00,-104.35) (   0.83,-100.68)  418.43                80
 04/28/2025   10:05:29   (  -0.00,-104.34) (   0.32,-105.89)  175.56                80
 04/29/2025   09:43:59   (  -0.00,-104.33) (  -0.66,-101.31)  344.29                80