Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2022 12 1.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 12/01/2022   19:02:19   (   0.01, -75.19) (  -0.34, -76.79)  182.28                80
 12/02/2022   18:46:40   (   0.01, -75.19) (   0.63, -72.35)  323.92                80
 12/04/2022   07:06:27   (  -0.01, -75.20) (   0.55, -77.76)  291.59                80
 12/05/2022   06:50:48   (  -0.01, -75.21) (  -0.42, -73.32)  214.95                80
 12/06/2022   19:10:44   (   0.01, -75.22) (  -0.77, -78.77)  404.42                80
 12/07/2022   18:55:05   (   0.00, -75.23) (   0.20, -74.33)  102.39                80
 12/10/2022   06:59:12   (   0.00, -75.25) (  -0.01, -75.30)    5.51                80
 12/12/2022   19:00:49   (  -0.00, -75.28) (  -0.20, -76.31)  116.39                80
 12/13/2022   18:45:10   (  -0.01, -75.30) (   0.77, -71.87)  391.22                80