Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2020 5 29.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 05/29/2020   18:19:22   (  -0.00, -75.18) (   0.73, -72.05)  357.61                80
 05/31/2020   06:40:51   (   0.00, -75.16) (   0.46, -77.23)  236.32                80
 06/01/2020   06:19:15   (   0.00, -75.14) (  -0.54, -72.65)  283.93                80
 06/02/2020   18:40:54   (  -0.00, -75.12) (  -0.62, -77.88)  314.86                80
 06/03/2020   18:24:37   (   0.00, -75.11) (   0.38, -73.30)  205.76                80
 06/05/2020   06:46:08   (  -0.00, -75.10) (   0.74, -78.50)  387.21                80
 06/06/2020   06:24:31   (  -0.00, -75.09) (  -0.26, -73.91)  133.55                80
 06/07/2020   18:46:10   (   0.00, -75.07) (  -0.90, -79.15)  464.61                80
 06/08/2020   18:29:54   (  -0.00, -75.06) (   0.10, -74.56)   56.72                80
 06/11/2020   06:32:28   (   0.00, -75.06) (   0.02, -75.18)   13.17                80