Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2023 7 31.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 07/31/2023   07:19:53   (   0.02, -75.22) (   0.51, -77.28)  235.24                80
 08/01/2023   06:58:51   (  -0.00, -75.22) (  -0.54, -72.83)  272.44                80
 08/02/2023   19:21:20   (   0.01, -75.22) (  -0.65, -78.25)  344.09                80
 08/03/2023   19:05:36   (   0.00, -75.23) (   0.34, -73.79)  164.98                80
 08/05/2023   07:27:56   (   0.00, -75.25) (   0.91, -79.15)  445.09                80
 08/06/2023   07:06:53   (   0.01, -75.27) (  -0.14, -74.71)   64.44                80
 08/08/2023   19:10:59   (  -0.00, -75.30) (  -0.05, -75.67)   41.21                80
 08/09/2023   18:55:16   (   0.01, -75.32) (   0.94, -71.21)  468.56                80
 08/11/2023   07:17:35   (  -0.01, -75.35) (   0.29, -76.58)  140.47                80
 08/12/2023   06:56:32   (  -0.01, -75.37) (  -0.77, -72.13)  369.66                80
 08/13/2023   19:19:01   (   0.00, -75.39) (  -0.48, -77.53)  244.39                80