Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2020 11 3.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 11/03/2020   18:25:32   (  -0.02, -75.18) (   0.48, -73.02)  246.40                80
 11/05/2020   06:47:01   (   0.01, -75.18) (   0.66, -78.21)  345.43                80
 11/06/2020   06:25:24   (   0.01, -75.18) (  -0.31, -73.62)  177.54                80
 11/07/2020   18:47:02   (  -0.01, -75.21) (  -0.84, -78.85)  415.22                80
 11/08/2020   18:30:46   (  -0.01, -75.22) (   0.20, -74.27)  108.22                80
 11/10/2020   06:52:15   (   0.00, -75.23) (   0.95, -79.46)  482.42                80
 11/11/2020   06:30:39   (   0.00, -75.24) (  -0.08, -74.88)   41.15                80
 11/13/2020   18:33:19   (  -0.00, -75.28) (  -0.08, -75.51)   26.69                80
 11/14/2020   18:17:03   (  -0.00, -75.30) (   0.96, -70.93)  497.61                80
 11/16/2020   06:38:32   (   0.00, -75.32) (   0.20, -76.12)   92.03                80