Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2023 9 3.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 09/04/2023   19:14:12   (  -0.07, -75.22) (  -0.25, -76.03)   92.65                80
 09/05/2023   18:58:28   (  -0.07, -75.23) (   0.78, -71.58)  416.48                80
 09/07/2023   07:20:47   (   0.06, -75.24) (   0.44, -76.95)  194.79                80
 09/08/2023   06:59:43   (   0.06, -75.25) (  -0.59, -72.49)  314.47                80
 09/09/2023   19:22:11   (  -0.05, -75.27) (  -0.62, -77.90)  299.85                80
 09/10/2023   19:06:27   (  -0.04, -75.28) (   0.36, -73.44)  209.93                80
 09/12/2023   07:28:45   (   0.03, -75.30) (   0.86, -78.80)  400.03                80
 09/13/2023   07:07:42   (   0.03, -75.32) (  -0.19, -74.35)  110.19                80
 09/15/2023   19:14:26   (  -0.03, -75.37) (  -0.02, -75.30)    8.29                80