Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2022 5 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)
 05/01/2022   07:02:12   (  -0.03, -75.19) (   0.64, -78.18)  341.05                80
 05/02/2022   06:41:09   (  -0.03, -75.19) (  -0.38, -73.73)  166.47                80
 05/03/2022   19:06:16   (   0.02, -75.19) (  -0.89, -79.14)  450.63                80
 05/04/2022   18:45:12   (   0.03, -75.19) (   0.14, -74.69)   57.25                80
 05/07/2022   06:51:47   (  -0.02, -75.20) (   0.09, -75.61)   47.44                80
 05/08/2022   06:30:44   (  -0.02, -75.20) (  -0.94, -71.16)  460.83                80
 05/09/2022   18:55:51   (   0.01, -75.22) (  -0.31, -76.57)  155.00                80
 05/10/2022   18:34:48   (   0.01, -75.23) (   0.72, -72.12)  353.83                80
 05/12/2022   06:59:47   (  -0.01, -75.24) (   0.48, -77.51)  257.60                80
 05/13/2022   06:38:42   (  -0.01, -75.25) (  -0.50, -73.05)  251.39                80
 05/14/2022   19:03:50   (   0.01, -75.27) (  -0.73, -78.46)  363.65                80