Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2020 7 7.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 07/07/2020   06:39:53   (  -0.01, -75.20) (   0.36, -76.90)  193.94                80
 07/08/2020   06:18:17   (  -0.00, -75.20) (  -0.65, -72.32)  328.67                80
 07/09/2020   18:39:55   (  -0.01, -75.21) (  -0.54, -77.54)  265.65                80
 07/10/2020   18:23:39   (  -0.01, -75.22) (   0.47, -72.96)  257.56                80
 07/12/2020   06:45:09   (   0.01, -75.24) (   0.67, -78.15)  332.52                80
 07/13/2020   06:23:33   (   0.02, -75.25) (  -0.33, -73.57)  190.77                80
 07/14/2020   18:45:12   (  -0.01, -75.27) (  -0.79, -78.81)  403.00                80
 07/15/2020   18:28:55   (  -0.01, -75.28) (   0.22, -74.22)  120.51                80
 07/17/2020   06:50:26   (  -0.01, -75.31) (   0.93, -79.42)  469.19                80
 07/18/2020   06:28:50   (  -0.01, -75.32) (  -0.13, -74.85)   54.25                80
 07/20/2020   18:31:32   (   0.01, -75.36) (  -0.03, -75.49)   15.40                80