Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2022 6 28.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 06/28/2022   18:32:44   (  -0.01, -75.20) (   0.90, -71.18)  458.40                80
 06/30/2022   06:57:42   (   0.01, -75.19) (   0.34, -76.55)  155.33                80
 07/01/2022   06:36:38   (   0.01, -75.19) (  -0.68, -72.10)  352.78                80
 07/02/2022   19:01:44   (  -0.01, -75.20) (  -0.54, -77.50)  262.60                80
 07/03/2022   18:40:40   (  -0.01, -75.21) (   0.47, -73.05)  246.11                80
 07/05/2022   07:05:38   (   0.02, -75.22) (   0.75, -78.42)  366.02                80
 07/06/2022   06:44:33   (   0.02, -75.22) (  -0.26, -73.97)  142.98                80
 07/07/2022   19:09:40   (  -0.02, -75.24) (  -0.96, -79.38)  471.56                80
 07/08/2022   18:48:35   (  -0.01, -75.25) (   0.06, -74.92)   37.54                80
 07/11/2022   06:55:09   (  -0.01, -75.27) (   0.14, -75.84)   65.31                80