Simultaneous Nadir Overpasses (SNOs) between GOES-17 and FY3D
TLE Epoch: 2024 4 1.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 04/01/2024   21:22:29   (   0.01,-104.67) (   0.17,-103.91)   86.52                80
 04/04/2024   09:23:27   (  -0.00,-104.68) (   0.02,-104.74)    7.17                80
 04/06/2024   21:27:14   (  -0.00,-104.66) (  -0.22,-105.61)  108.07                80
 04/07/2024   21:11:24   (   0.01,-104.66) (   0.80,-101.12)  403.49                80
 04/09/2024   09:33:33   (  -0.02,-104.68) (   0.37,-106.45)  201.42                80
 04/10/2024   09:12:23   (  -0.03,-104.68) (  -0.65,-101.96)  310.13                80
 04/11/2024   21:34:40   (   0.03,-104.66) (  -0.56,-107.32)  302.89                80
 04/12/2024   21:18:49   (   0.03,-104.66) (   0.47,-102.83)  208.81                80
 04/14/2024   09:40:58   (  -0.04,-104.68) (   0.74,-108.15)  395.82                80