Simultaneous Nadir Overpasses (SNOs) between GOES-17 and FY3D
TLE Epoch: 2022 9 3.  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   23:02:25   (  -0.07,-137.31) (  -0.15,-137.79)   54.42                80
 09/04/2022   22:46:39   (  -0.07,-137.30) (   0.83,-133.33)  453.80                80
 09/06/2022   11:06:16   (   0.06,-137.31) (   0.36,-138.70)  158.07                80
 09/07/2022   10:50:31   (   0.06,-137.30) (  -0.63,-134.24)  349.68                80
 09/08/2022   23:10:17   (  -0.05,-137.28) (  -0.59,-139.64)  269.11                80
 09/09/2022   22:54:32   (  -0.05,-137.28) (   0.40,-135.18)  238.69                80
 09/11/2022   11:14:09   (   0.04,-137.28) (   0.80,-140.55)  373.44                80
 09/12/2022   10:58:25   (   0.05,-137.27) (  -0.25,-136.10)  134.31                80
 09/13/2022   23:18:10   (  -0.04,-137.25) (  -1.01,-141.50)  484.72                80
 09/14/2022   23:02:24   (  -0.04,-137.24) (  -0.01,-137.04)   22.69                80