Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2020 5 6.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 05/06/2020   06:11:47   (  -0.02, -75.20) (  -0.98, -70.92)  487.14                80
 05/07/2020   18:33:26   (   0.01, -75.22) (  -0.22, -76.15)  106.78                80
 05/08/2020   18:17:10   (   0.01, -75.22) (   0.84, -71.58)  415.91                80
 05/10/2020   06:38:40   (  -0.01, -75.23) (   0.32, -76.77)  175.45                80
 05/11/2020   06:17:04   (  -0.01, -75.24) (  -0.68, -72.19)  347.36                80
 05/12/2020   18:38:43   (   0.01, -75.26) (  -0.46, -77.42)  245.96                80
 05/13/2020   18:22:27   (   0.01, -75.28) (   0.54, -72.84)  277.56                80
 05/15/2020   06:43:57   (  -0.00, -75.30) (   0.62, -78.03)  312.07                80
 05/16/2020   06:22:22   (  -0.00, -75.31) (  -0.44, -73.46)  211.75                80
 05/17/2020   18:44:00   (   0.00, -75.35) (  -0.75, -78.69)  380.48                80
 05/18/2020   18:27:44   (   0.00, -75.37) (   0.31, -74.11)  143.98                80