Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2020 6 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)
 06/02/2020   18:40:54   (  -0.00, -75.18) (  -0.62, -77.88)  308.42                80
 06/03/2020   18:24:38   (   0.00, -75.17) (   0.44, -73.31)  212.60                80
 06/05/2020   06:46:07   (  -0.00, -75.16) (   0.74, -78.50)  380.40                80
 06/06/2020   06:24:31   (  -0.01, -75.15) (  -0.27, -73.91)  140.70                80
 06/07/2020   18:46:10   (   0.01, -75.14) (  -0.89, -79.15)  456.25                80
 06/08/2020   18:29:54   (   0.01, -75.14) (   0.12, -74.56)   65.50                80
 06/11/2020   06:32:28   (  -0.00, -75.14) (  -0.01, -75.18)    4.20                80
 06/13/2020   18:32:30   (   0.00, -75.15) (  -0.14, -75.83)   76.75                80
 06/14/2020   18:16:14   (  -0.00, -75.16) (   0.87, -71.25)  446.19                80