Simultaneous Nadir Overpasses (SNOs) between GOES-17 and FY3D
TLE Epoch: 2022 9 8.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 09/08/2022   23:10:17   (  -0.06,-137.29) (  -0.62,-139.63)  268.21                80
 09/09/2022   22:54:32   (  -0.06,-137.28) (   0.43,-135.18)  239.68                80
 09/11/2022   11:14:09   (   0.06,-137.28) (   0.77,-140.56)  372.57                80
 09/12/2022   10:58:24   (   0.06,-137.28) (  -0.22,-136.09)  135.20                80
 09/13/2022   23:18:09   (  -0.05,-137.26) (  -1.04,-141.49)  483.52                80
 09/14/2022   23:02:25   (  -0.06,-137.25) (   0.01,-137.04)   24.05                80
 09/17/2022   11:03:37   (   0.05,-137.22) (   0.20,-137.95)   82.59                80
 09/18/2022   10:47:51   (   0.05,-137.21) (  -0.79,-133.49)  424.09                80
 09/19/2022   23:07:36   (  -0.04,-137.17) (  -0.44,-138.89)  196.24                80
 09/20/2022   22:51:51   (  -0.04,-137.15) (   0.55,-134.43)  310.15                80