Simultaneous Nadir Overpasses (SNOs) between GOES-17 and FY3D
TLE Epoch: 2022 8 30.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 08/31/2022   11:16:48   (   0.08,-137.31) (   0.95,-141.30)  453.67                80
 09/01/2022   11:01:03   (   0.08,-137.31) (  -0.03,-136.83)   54.09                80
 09/03/2022   23:02:24   (  -0.07,-137.28) (  -0.21,-137.78)   57.42                80
 09/04/2022   22:46:39   (  -0.07,-137.27) (   0.83,-133.33)  449.44                80
 09/06/2022   11:06:15   (   0.06,-137.24) (   0.42,-138.69)  165.35                80
 09/07/2022   10:50:31   (   0.06,-137.23) (  -0.63,-134.24)  341.06                80
 09/08/2022   23:10:17   (  -0.05,-137.20) (  -0.58,-139.65)  278.97                80
 09/09/2022   22:54:32   (  -0.05,-137.18) (   0.41,-135.18)  227.48                80
 09/11/2022   11:14:09   (   0.04,-137.15) (   0.79,-140.56)  387.54                80
 09/12/2022   10:58:24   (   0.04,-137.13) (  -0.19,-136.09)  118.82                80