Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2020 8 17.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 08/18/2020   06:41:28   (  -0.06, -75.18) (   0.50, -77.81)  299.23                80
 08/19/2020   06:25:12   (  -0.06, -75.18) (  -0.51, -73.23)  223.18                80
 08/20/2020   18:44:09   (   0.06, -75.20) (  -0.69, -78.44)  370.65                80
 08/21/2020   18:27:53   (   0.06, -75.20) (   0.39, -73.87)  152.27                80
 08/23/2020   06:46:44   (  -0.07, -75.21) (   0.77, -79.07)  439.44                80
 08/24/2020   06:30:27   (  -0.06, -75.22) (  -0.24, -74.49)   83.66                80
 08/26/2020   18:33:09   (   0.07, -75.25) (   0.12, -75.13)   14.01                80
 08/29/2020   06:33:03   (  -0.08, -75.28) (   0.02, -75.75)   53.62                80
 08/30/2020   06:16:47   (  -0.08, -75.29) (  -1.00, -71.17)  470.11                80