Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2020 11 15.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 11/16/2020   06:35:51   (   0.01, -75.17) (   0.25, -76.10)  106.93                80
 11/17/2020   06:16:55   (   0.01, -75.17) (  -0.79, -71.52)  414.95                80
 11/18/2020   18:38:33   (  -0.01, -75.17) (  -0.35, -76.75)  179.94                80
 11/19/2020   18:22:17   (  -0.01, -75.17) (   0.69, -72.17)  342.39                80
 11/21/2020   06:43:46   (   0.01, -75.16) (   0.47, -77.36)  249.57                80
 11/22/2020   06:22:08   (   0.01, -75.17) (  -0.51, -72.77)  273.16                80
 11/23/2020   18:43:47   (  -0.00, -75.18) (  -0.61, -78.00)  320.25                80
 11/24/2020   18:27:29   (  -0.00, -75.19) (   0.37, -73.40)  203.16                80
 11/26/2020   06:49:00   (   0.00, -75.20) (   0.74, -78.60)  387.05                80
 11/27/2020   06:27:23   (   0.00, -75.21) (  -0.29, -74.02)  136.55                80
 11/28/2020   18:49:00   (  -0.00, -75.24) (  -0.88, -79.24)  455.93                80
 11/29/2020   18:32:43   (  -0.00, -75.25) (   0.11, -74.65)   68.01                80