Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2023 6 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)
 06/01/2023   07:20:07   (  -0.03, -75.20) (   0.79, -78.82)  413.69                80
 06/02/2023   07:04:24   (  -0.03, -75.20) (  -0.19, -74.37)   93.82                80
 06/04/2023   19:05:53   (   0.03, -75.20) (   0.00, -75.34)   16.64                80
 06/05/2023   18:50:11   (   0.03, -75.20) (   0.99, -70.89)  490.97                80
 06/07/2023   07:09:53   (  -0.03, -75.20) (   0.21, -76.27)  122.00                80
 06/08/2023   06:54:11   (  -0.03, -75.21) (  -0.78, -71.82)  385.93                80
 06/09/2023   19:14:01   (   0.03, -75.21) (  -0.43, -77.24)  230.99                80
 06/10/2023   18:58:19   (   0.03, -75.22) (   0.56, -72.78)  277.63                80
 06/12/2023   07:18:01   (  -0.04, -75.25) (   0.65, -78.17)  333.77                80
 06/13/2023   07:02:19   (  -0.04, -75.26) (  -0.40, -73.73)  175.21                80
 06/14/2023   19:22:09   (   0.05, -75.28) (  -0.85, -79.13)  440.49                80