Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2020 10 28.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 10/28/2020   18:38:00   (  -0.00, -75.20) (   0.00, -76.42)  136.05                 0
 10/29/2020   18:20:18   (  -0.01, -75.21) (   0.74, -71.78)  390.99                80
 10/31/2020   06:41:47   (   0.00, -75.22) (   0.39, -76.97)  199.16                80
 11/01/2020   06:20:11   (   0.01, -75.23) (  -0.64, -72.39)  324.54                80
 11/02/2020   18:41:49   (  -0.01, -75.26) (  -0.52, -77.61)  267.84                80
 11/03/2020   18:25:33   (  -0.01, -75.28) (   0.51, -73.03)  256.17                80
 11/05/2020   06:47:01   (   0.00, -75.29) (   0.69, -78.21)  333.30                80
 11/06/2020   06:25:25   (   0.01, -75.31) (  -0.35, -73.63)  190.63                80
 11/07/2020   18:47:03   (  -0.00, -75.34) (  -0.80, -78.86)  401.51                80
 11/08/2020   18:30:46   (  -0.00, -75.36) (   0.24, -74.28)  122.85                80
 11/10/2020   06:52:16   (   0.00, -75.38) (   0.91, -79.47)  465.51                80
 11/11/2020   06:30:39   (   0.00, -75.40) (  -0.13, -74.89)   59.03                80