Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2022 12 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)
 12/04/2022   07:06:27   (  -0.01, -75.20) (   0.55, -77.76)  291.83                80
 12/05/2022   06:50:48   (  -0.01, -75.20) (  -0.42, -73.32)  214.63                80
 12/06/2022   19:10:44   (   0.01, -75.21) (  -0.77, -78.77)  404.77                80
 12/07/2022   18:55:05   (   0.00, -75.22) (   0.20, -74.33)  101.98                80
 12/10/2022   06:59:13   (   0.00, -75.25) (  -0.01, -75.30)    6.11                80
 12/12/2022   19:00:49   (  -0.00, -75.28) (  -0.21, -76.31)  117.17                80
 12/13/2022   18:45:10   (  -0.00, -75.29) (   0.76, -71.87)  390.36                80
 12/15/2022   07:07:36   (   0.00, -75.32) (   0.45, -77.27)  222.71                80
 12/16/2022   06:46:38   (   0.00, -75.34) (  -0.58, -72.85)  285.12                80