Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2022 5 14.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 05/14/2022   19:03:50   (   0.01, -75.21) (  -0.73, -78.45)  369.89                80
 05/15/2022   18:42:46   (   0.02, -75.22) (   0.31, -74.01)  138.34                80
 05/17/2022   07:07:45   (  -0.01, -75.22) (   0.95, -79.38)  474.31                80
 05/18/2022   06:46:41   (  -0.02, -75.23) (  -0.08, -74.93)   33.75                80
 05/20/2022   18:53:24   (   0.01, -75.24) (  -0.16, -75.88)   73.79                80
 05/21/2022   18:35:01   (   0.01, -75.25) (   0.89, -71.44)  435.11                80
 05/23/2022   06:57:20   (  -0.01, -75.27) (   0.32, -76.82)  176.17                80
 05/24/2022   06:36:15   (  -0.01, -75.28) (  -0.66, -72.36)  333.16                80
 05/25/2022   18:58:43   (   0.00, -75.31) (  -0.54, -77.77)  280.92                80
 05/26/2022   18:42:58   (   0.01, -75.33) (   0.45, -73.32)  229.06                80