Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2019 11 30.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 11/30/2019   18:47:08   (  -0.00, -75.22) (  -0.89, -79.06)  438.93                80
 12/01/2019   18:25:33   (   0.00, -75.23) (   0.19, -74.50)   83.14                80
 12/04/2019   06:28:09   (  -0.01, -75.25) (  -0.02, -75.12)   13.99                80
 12/06/2019   18:33:33   (   0.01, -75.29) (  -0.12, -75.78)   57.08                80
 12/07/2019   18:11:59   (   0.02, -75.31) (   0.96, -71.22)  466.17                80
 12/09/2019   06:36:10   (  -0.01, -75.33) (   0.23, -76.42)  124.16                80
 12/10/2019   06:14:34   (  -0.01, -75.35) (  -0.79, -71.85)  399.19                80
 12/11/2019   18:38:54   (  -0.00, -75.38) (  -0.37, -77.08)  193.62                80
 12/12/2019   18:17:18   (   0.00, -75.40) (   0.66, -72.51)  329.82                80