Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2020 2 4.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 02/05/2020   06:37:54   (   0.06, -75.20) (   0.42, -76.75)  177.37                80
 02/06/2020   06:16:19   (   0.07, -75.20) (  -0.61, -72.18)  344.26                80
 02/07/2020   18:37:59   (  -0.07, -75.20) (  -0.56, -77.42)  252.20                80
 02/08/2020   18:19:04   (  -0.07, -75.21) (   0.47, -72.84)  269.73                80
 02/10/2020   06:43:14   (   0.08, -75.21) (   0.69, -78.04)  321.48                80
 02/11/2020   06:21:38   (   0.08, -75.22) (  -0.33, -73.46)  200.67                80
 02/12/2020   18:45:59   (  -0.08, -75.23) (  -0.83, -78.70)  394.94                80
 02/13/2020   18:24:23   (  -0.08, -75.24) (   0.20, -74.13)  127.74                80
 02/15/2020   06:48:34   (   0.09, -75.26) (   0.98, -79.32)  462.25                80
 02/16/2020   06:26:58   (   0.09, -75.27) (  -0.05, -74.75)   60.57                80