Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2020 10 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)
 10/26/2020   06:36:33   (   0.01, -75.17) (   0.16, -75.71)   63.04                80
 10/27/2020   06:14:56   (   0.01, -75.16) (  -0.87, -71.13)  458.93                80
 10/28/2020   18:36:34   (  -0.01, -75.17) (  -0.30, -76.36)  136.30                80
 10/29/2020   18:20:18   (  -0.01, -75.17) (   0.73, -71.78)  386.22                80
 10/31/2020   06:41:47   (   0.01, -75.17) (   0.41, -76.97)  205.09                80
 11/01/2020   06:20:11   (   0.01, -75.17) (  -0.63, -72.39)  317.49                80
 11/02/2020   18:41:49   (  -0.01, -75.18) (  -0.54, -77.61)  277.05                80
 11/03/2020   18:25:33   (  -0.01, -75.18) (   0.50, -73.03)  245.80                80
 11/05/2020   06:47:01   (   0.00, -75.19) (   0.71, -78.21)  344.93                80
 11/06/2020   06:25:24   (   0.00, -75.19) (  -0.33, -73.63)  177.86                80
 11/07/2020   18:47:03   (  -0.00, -75.20) (  -0.82, -78.86)  416.36                80
 11/08/2020   18:30:46   (  -0.00, -75.21) (   0.21, -74.28)  106.84                80