Simultaneous Nadir Overpasses (SNOs) between GOES-17 and FY3D
TLE Epoch: 2022 8 4.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 08/04/2022   11:16:50   (   0.07,-137.32) (   0.90,-140.91)  409.91                80
 08/05/2022   10:55:45   (   0.07,-137.31) (  -0.13,-136.46)   98.11                80
 08/07/2022   23:02:27   (  -0.06,-137.29) (  -0.09,-137.41)   12.90                80
 08/08/2022   22:44:02   (  -0.06,-137.28) (   0.94,-132.95)  494.22                80
 08/10/2022   11:06:19   (   0.05,-137.27) (   0.31,-138.31)  119.41                80
 08/11/2022   10:45:14   (   0.05,-137.26) (  -0.72,-133.86)  387.47                80
 08/12/2022   23:07:42   (  -0.05,-137.23) (  -0.48,-139.28)  232.22                80
 08/13/2022   22:51:56   (  -0.04,-137.22) (   0.49,-134.81)  274.69                80
 08/15/2022   11:11:33   (   0.04,-137.21) (   0.70,-140.19)  339.09                80
 08/16/2022   10:55:48   (   0.04,-137.19) (  -0.28,-135.72)  167.67                80
 08/17/2022   23:15:35   (  -0.04,-137.16) (  -0.91,-141.14)  452.50                80