Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2019 8 16.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 08/16/2019   06:10:19   (  -0.04, -75.16) (  -1.01, -70.78)  498.21                80
 08/17/2019   18:32:00   (   0.04, -75.19) (  -0.14, -76.03)   95.10                80
 08/18/2019   18:15:44   (   0.04, -75.21) (   0.86, -71.45)  428.08                80
 08/20/2019   06:37:18   (  -0.05, -75.23) (   0.25, -76.67)  163.35                80
 08/21/2019   06:15:42   (  -0.05, -75.25) (  -0.75, -72.09)  360.01                80
 08/22/2019   18:37:22   (   0.05, -75.30) (  -0.41, -77.34)  232.70                80
 08/23/2019   18:21:08   (   0.05, -75.32) (   0.65, -72.77)  290.86                80
 08/25/2019   06:42:40   (  -0.06, -75.35) (   0.51, -77.98)  299.98                80
 08/26/2019   06:21:05   (  -0.06, -75.37) (  -0.48, -73.40)  223.48                80
 08/27/2019   18:42:45   (   0.07, -75.41) (  -0.67, -78.65)  369.24                80
 08/28/2019   18:26:31   (   0.07, -75.44) (   0.38, -74.08)  154.59                80