Simultaneous Nadir Overpasses (SNOs) between GOES-17 and FY3D
TLE Epoch: 2025 4 24.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 04/25/2025   21:59:56   (   0.00,-104.38) (  -0.20,-105.25)   99.34                80
 04/26/2025   21:43:48   (   0.01,-104.38) (   0.84,-100.68)  421.42                80
 04/28/2025   10:05:29   (  -0.01,-104.37) (   0.32,-105.89)  172.49                80
 04/29/2025   09:44:00   (  -0.02,-104.37) (  -0.73,-101.32)  347.65                80
 04/30/2025   22:05:50   (   0.02,-104.37) (  -0.49,-106.55)  248.89                80
 05/01/2025   21:49:41   (   0.02,-104.37) (   0.56,-101.98)  271.68                80
 05/03/2025   10:11:22   (  -0.02,-104.36) (   0.63,-107.18)  321.37                80
 05/04/2025   09:49:53   (  -0.02,-104.36) (  -0.42,-102.61)  199.19                80
 05/05/2025   22:11:42   (   0.02,-104.36) (  -0.79,-107.84)  397.01                80
 05/06/2025   21:55:34   (   0.02,-104.37) (   0.27,-103.28)  124.30                80
 05/08/2025   10:17:14   (  -0.02,-104.38) (   0.90,-108.48)  467.04                80