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

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 09/09/2023   19:22:11   (  -0.05, -75.22) (  -0.67, -77.89)  304.49                80
 09/10/2023   19:06:27   (  -0.05, -75.23) (   0.37, -73.44)  204.40                80
 09/12/2023   07:28:45   (   0.04, -75.23) (   0.85, -78.80)  407.58                80
 09/13/2023   07:07:42   (   0.03, -75.24) (  -0.19, -74.35)  101.78                80
 09/15/2023   19:14:26   (  -0.03, -75.28) (  -0.02, -75.30)    2.19                80
 09/18/2023   07:18:20   (   0.03, -75.31) (   0.25, -76.20)  101.90                80
 09/19/2023   06:57:16   (   0.03, -75.32) (  -0.80, -71.75)  408.31                80
 09/20/2023   19:19:43   (  -0.03, -75.36) (  -0.43, -77.15)  204.32                80
 09/21/2023   19:03:59   (  -0.03, -75.37) (   0.56, -72.69)  305.94                80