Simultaneous Nadir Overpasses (SNOs) between GOES-17 and FY3D
TLE Epoch: 2022 9 2.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 09/03/2022   23:02:24   (  -0.07,-137.28) (  -0.17,-137.79)   56.96                80
 09/04/2022   22:46:39   (  -0.07,-137.27) (   0.82,-133.32)  449.96                80
 09/06/2022   11:06:16   (   0.06,-137.25) (   0.38,-138.70)  164.42                80
 09/07/2022   10:50:31   (   0.06,-137.24) (  -0.61,-134.23)  342.07                80
 09/08/2022   23:10:17   (  -0.05,-137.20) (  -0.61,-139.64)  278.00                80
 09/09/2022   22:54:32   (  -0.05,-137.19) (   0.38,-135.18)  228.58                80
 09/11/2022   11:14:09   (   0.04,-137.17) (   0.82,-140.55)  386.07                80
 09/12/2022   10:58:24   (   0.04,-137.15) (  -0.22,-136.10)  120.43                80
 09/13/2022   23:18:10   (  -0.04,-137.11) (  -1.04,-141.50)  499.89                80
 09/14/2022   23:02:24   (  -0.04,-137.09) (  -0.05,-137.03)    6.46                80