Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2020 3 2.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 03/02/2020   06:45:32   (   0.05, -75.17) (   0.83, -78.56)  386.26                80
 03/03/2020   06:23:56   (   0.05, -75.18) (  -0.21, -73.99)  136.05                80
 03/04/2020   18:45:36   (  -0.06, -75.19) (  -0.97, -79.22)  458.93                80
 03/05/2020   18:29:20   (  -0.06, -75.20) (   0.07, -74.64)   63.64                80
 03/08/2020   06:31:55   (   0.07, -75.22) (   0.07, -75.26)    4.68                80
 03/10/2020   18:31:59   (  -0.07, -75.25) (  -0.20, -75.92)   75.69                80
 03/11/2020   18:15:43   (  -0.07, -75.27) (   0.84, -71.35)  447.71                80
 03/13/2020   06:37:14   (   0.07, -75.29) (   0.35, -76.54)  142.01                80
 03/14/2020   06:15:38   (   0.07, -75.31) (  -0.69, -71.97)  381.54                80
 03/15/2020   18:37:18   (  -0.07, -75.34) (  -0.47, -77.20)  211.53                80