Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2020 8 28.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 08/29/2020   06:33:02   (  -0.06, -75.17) (   0.08, -75.73)   63.86                80
 08/30/2020   06:16:45   (  -0.06, -75.16) (  -0.94, -71.15)  456.94                80
 08/31/2020   18:35:44   (   0.06, -75.15) (  -0.21, -76.37)  139.73                80
 09/01/2020   18:19:27   (   0.06, -75.14) (   0.81, -71.79)  381.73                80
 09/03/2020   06:38:17   (  -0.07, -75.13) (   0.34, -76.99)  211.20                80
 09/04/2020   06:22:01   (  -0.07, -75.13) (  -0.68, -72.41)  310.70                80
 09/05/2020   18:40:59   (   0.07, -75.13) (  -0.47, -77.64)  284.65                80
 09/06/2020   18:24:43   (   0.07, -75.14) (   0.55, -73.05)  237.65                80
 09/08/2020   06:46:13   (  -0.07, -75.14) (   0.59, -78.25)  354.16                80
 09/09/2020   06:27:17   (  -0.07, -75.14) (  -0.43, -73.67)  168.21                80
 09/10/2020   18:46:14   (   0.08, -75.14) (  -0.78, -78.88)  426.86                80