Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2020 11 5.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 11/05/2020   06:47:01   (   0.01, -75.17) (   0.70, -78.20)  346.35                80
 11/06/2020   06:25:24   (   0.01, -75.17) (  -0.33, -73.62)  176.13                80
 11/07/2020   18:47:03   (  -0.01, -75.19) (  -0.83, -78.85)  417.11                80
 11/08/2020   18:30:46   (  -0.01, -75.20) (   0.20, -74.27)  105.85                80
 11/10/2020   06:52:15   (   0.00, -75.19) (   0.95, -79.46)  485.70                80
 11/11/2020   06:30:39   (   0.00, -75.20) (  -0.09, -74.88)   37.46                80
 11/13/2020   18:33:20   (  -0.00, -75.24) (  -0.09, -75.51)   31.41                80
 11/14/2020   18:17:03   (  -0.01, -75.25) (   0.95, -70.93)  492.38                80
 11/16/2020   06:38:33   (   0.00, -75.26) (   0.21, -76.12)   98.18                80
 11/17/2020   06:16:56   (   0.00, -75.27) (  -0.82, -71.54)  425.40                80
 11/18/2020   18:38:34   (  -0.00, -75.31) (  -0.31, -76.77)  166.35                80