Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2019 11 26.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 11/26/2019   18:22:53   (   0.00, -75.20) (   0.46, -73.21)  227.17                80
 11/28/2019   06:44:24   (  -0.00, -75.20) (   0.73, -78.41)  365.76                80
 11/29/2019   06:22:49   (   0.00, -75.21) (  -0.29, -73.83)  156.29                80
 11/30/2019   18:44:28   (  -0.01, -75.22) (  -0.87, -79.07)  438.37                80
 12/01/2019   18:28:13   (  -0.01, -75.23) (   0.15, -74.49)   84.18                80
 12/04/2019   06:28:10   (   0.02, -75.26) (  -0.04, -75.13)   15.79                80
 12/06/2019   18:30:52   (  -0.02, -75.31) (  -0.15, -75.78)   54.50                80
 12/07/2019   18:11:57   (  -0.02, -75.33) (   0.88, -71.20)  469.08                80
 12/09/2019   06:36:09   (   0.02, -75.35) (   0.26, -76.42)  121.17                80