Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2020 9 2.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 09/03/2020   06:40:57   (  -0.06, -75.18) (   0.36, -76.98)  206.01                80
 09/04/2020   06:19:21   (  -0.05, -75.18) (  -0.66, -72.40)  316.14                80
 09/05/2020   18:40:59   (   0.06, -75.18) (  -0.49, -77.63)  278.57                80
 09/06/2020   18:24:42   (   0.06, -75.19) (   0.53, -73.05)  243.98                80
 09/08/2020   06:46:13   (  -0.06, -75.19) (   0.62, -78.24)  347.58                80
 09/09/2020   06:24:36   (  -0.06, -75.20) (  -0.40, -73.66)  174.98                80
 09/10/2020   18:46:14   (   0.07, -75.21) (  -0.75, -78.89)  419.50                80
 09/11/2020   18:29:58   (   0.07, -75.21) (   0.27, -74.31)  103.25                80
 09/13/2020   06:51:28   (  -0.08, -75.22) (   0.87, -79.50)  487.70                80
 09/14/2020   06:29:52   (  -0.08, -75.23) (  -0.15, -74.92)   35.15                80