Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2023 8 8.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 08/08/2023   19:10:58   (  -0.03, -75.21) (  -0.13, -75.64)   49.71                80
 08/09/2023   18:55:14   (  -0.02, -75.21) (   0.87, -71.19)  458.52                80
 08/11/2023   07:17:34   (  -0.02, -75.21) (   0.30, -76.57)  154.89                80
 08/12/2023   06:56:31   (  -0.01, -75.22) (  -0.71, -72.11)  353.72                80
 08/13/2023   19:19:00   (   0.01, -75.23) (  -0.48, -77.53)  261.46                80
 08/14/2023   19:03:17   (   0.01, -75.24) (   0.52, -73.07)  247.69                80
 08/16/2023   07:25:36   (  -0.00, -75.25) (   0.69, -78.44)  363.12                80
 08/17/2023   07:04:32   (  -0.00, -75.27) (  -0.26, -73.98)  146.46                80
 08/18/2023   19:27:01   (   0.00, -75.29) (  -0.92, -79.39)  467.44                80
 08/19/2023   19:11:17   (   0.00, -75.31) (   0.10, -74.94)   42.60                80