Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2023 4 19.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 04/20/2023   06:52:40   (  -0.03, -75.20) (  -0.58, -72.77)  277.58                80
 04/21/2023   19:17:50   (   0.03, -75.20) (  -0.66, -78.18)  340.28                80
 04/22/2023   18:56:47   (   0.03, -75.20) (   0.38, -73.73)  167.48                80
 04/24/2023   07:21:46   (  -0.03, -75.21) (   0.87, -79.10)  444.31                80
 04/25/2023   07:00:44   (  -0.03, -75.21) (  -0.18, -74.65)   63.81                80
 04/27/2023   19:07:30   (   0.02, -75.21) (  -0.05, -75.61)   44.63                80
 04/28/2023   18:46:26   (   0.02, -75.22) (   0.94, -71.15)  464.16                80
 04/30/2023   07:11:26   (  -0.01, -75.24) (   0.29, -76.52)  145.99                80
 05/01/2023   06:50:22   (  -0.01, -75.26) (  -0.71, -72.07)  363.22                80
 05/02/2023   19:15:31   (   0.01, -75.27) (  -0.49, -77.48)  252.05                80
 05/03/2023   18:54:28   (   0.01, -75.29) (   0.51, -73.03)  257.52                80