Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2020 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)
 11/26/2020   06:48:58   (   0.01, -75.20) (   0.79, -78.58)  386.62                80
 11/27/2020   06:27:22   (   0.01, -75.21) (  -0.25, -74.00)  137.46                80
 11/28/2020   18:48:59   (  -0.01, -75.24) (  -0.92, -79.22)  453.83                80
 11/29/2020   18:32:43   (  -0.01, -75.26) (   0.13, -74.64)   70.70                80
 12/02/2020   06:32:35   (   0.01, -75.31) (  -0.00, -75.25)    6.26                80
 12/04/2020   18:35:16   (  -0.01, -75.36) (  -0.11, -75.89)   60.19                80
 12/05/2020   18:19:00   (  -0.00, -75.38) (   0.93, -71.31)  464.70                80
 12/07/2020   06:40:29   (  -0.00, -75.42) (   0.24, -76.50)  123.17                80
 12/08/2020   06:18:53   (  -0.00, -75.44) (  -0.80, -71.92)  401.81                80
 12/09/2020   18:40:30   (   0.00, -75.49) (  -0.35, -77.14)  188.25                80