Simultaneous Nadir Overpasses (SNOs) between GOES-17 and FY3D
TLE Epoch: 2025 4 21.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 04/23/2025   09:59:34   (  -0.00,-104.36) (   0.06,-104.58)   24.76                80
 04/24/2025   09:38:06   (  -0.00,-104.36) (  -0.97,-100.01)  495.61                80
 04/25/2025   21:59:56   (   0.00,-104.37) (  -0.20,-105.25)   99.93                80
 04/26/2025   21:43:48   (   0.00,-104.37) (   0.84,-100.68)  420.69                80
 04/28/2025   10:05:29   (  -0.01,-104.36) (   0.32,-105.89)  173.32                80
 04/29/2025   09:44:00   (  -0.01,-104.36) (  -0.73,-101.32)  346.73                80
 04/30/2025   22:05:50   (   0.01,-104.36) (  -0.49,-106.55)  250.03                80
 05/01/2025   21:49:41   (   0.01,-104.35) (   0.55,-101.99)  270.43                80
 05/03/2025   10:11:22   (  -0.00,-104.35) (   0.64,-107.18)  322.74                80
 05/04/2025   09:49:53   (  -0.00,-104.34) (  -0.41,-102.61)  197.66                80