Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2020 3 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)
 03/16/2020   18:21:01   (  -0.03, -75.19) (   0.55, -72.61)  294.10                80
 03/18/2020   06:42:31   (   0.03, -75.19) (   0.64, -77.81)  298.97                80
 03/19/2020   06:20:56   (   0.03, -75.19) (  -0.40, -73.23)  223.43                80
 03/20/2020   18:42:35   (  -0.03, -75.22) (  -0.75, -78.47)  369.90                80
 03/21/2020   18:26:20   (  -0.03, -75.23) (   0.30, -73.89)  153.19                80
 03/23/2020   06:47:50   (   0.03, -75.24) (   0.90, -79.09)  438.24                80
 03/24/2020   06:26:15   (   0.03, -75.26) (  -0.15, -74.51)   85.07                80
 03/26/2020   18:31:37   (  -0.03, -75.31) (  -0.01, -75.16)   16.73                80
 03/29/2020   06:34:13   (   0.03, -75.35) (   0.11, -75.79)   49.95                80