Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2020 3 30.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 03/31/2020   18:34:16   (  -0.00, -75.14) (  -0.27, -76.44)  147.17                80
 04/01/2020   18:17:59   (  -0.01, -75.14) (   0.71, -71.85)  374.92                80
 04/03/2020   06:39:30   (   0.01, -75.14) (   0.43, -77.05)  217.63                80
 04/04/2020   06:17:55   (   0.02, -75.15) (  -0.61, -72.48)  304.72                80
 04/05/2020   18:39:33   (  -0.02, -75.16) (  -0.58, -77.70)  289.56                80
 04/06/2020   18:23:18   (  -0.01, -75.17) (   0.47, -73.13)  232.81                80
 04/08/2020   06:44:49   (  -0.01, -75.18) (   0.69, -78.33)  358.92                80
 04/09/2020   06:23:14   (  -0.02, -75.19) (  -0.36, -73.76)  163.63                80
 04/10/2020   18:44:52   (   0.03, -75.21) (  -0.82, -78.98)  430.07                80
 04/11/2020   18:28:37   (   0.03, -75.23) (   0.22, -74.41)   93.19                80
 04/13/2020   06:50:08   (  -0.03, -75.25) (   0.94, -79.61)  497.21                80