Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2020 7 7.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 07/08/2020   06:18:17   (  -0.01, -75.19) (  -0.65, -72.32)  327.65                80
 07/09/2020   18:39:56   (   0.01, -75.20) (  -0.49, -77.55)  267.49                80
 07/10/2020   18:23:40   (   0.01, -75.21) (   0.52, -72.97)  255.20                80
 07/12/2020   06:45:10   (  -0.01, -75.22) (   0.62, -78.17)  335.50                80
 07/13/2020   06:23:33   (  -0.01, -75.22) (  -0.39, -73.58)  187.35                80
 07/14/2020   18:45:12   (   0.01, -75.24) (  -0.80, -78.81)  406.83                80
 07/15/2020   18:28:55   (   0.01, -75.25) (   0.21, -74.22)  116.47                80
 07/17/2020   06:50:26   (  -0.01, -75.27) (   0.94, -79.42)  473.35                80
 07/18/2020   06:28:50   (  -0.01, -75.28) (  -0.13, -74.85)   49.88                80
 07/20/2020   18:31:32   (   0.01, -75.31) (  -0.04, -75.49)   20.63                80