Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2020 10 3.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 10/05/2020   06:34:33   (  -0.01, -75.23) (  -0.01, -75.33)   10.18                80
 10/07/2020   18:34:35   (   0.01, -75.28) (  -0.15, -75.97)   78.50                80
 10/08/2020   18:18:19   (   0.00, -75.29) (   0.88, -71.39)  445.48                80
 10/10/2020   06:39:48   (  -0.01, -75.31) (   0.27, -76.58)  143.93                80
 10/11/2020   06:18:11   (  -0.01, -75.33) (  -0.76, -72.00)  380.09                80
 10/12/2020   18:39:50   (   0.01, -75.36) (  -0.43, -77.22)  211.92                80
 10/13/2020   18:23:33   (   0.01, -75.39) (   0.60, -72.64)  312.64                80
 10/15/2020   06:45:03   (  -0.01, -75.42) (   0.54, -77.83)  275.51                80
 10/16/2020   06:23:26   (  -0.01, -75.44) (  -0.49, -73.25)  249.26                80