Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2020 6 15.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 06/16/2020   06:37:44   (   0.01, -75.19) (   0.27, -76.44)  141.84                80
 06/17/2020   06:16:08   (   0.00, -75.20) (  -0.73, -71.86)  380.98                80
 06/18/2020   18:37:47   (  -0.00, -75.22) (  -0.43, -77.09)  212.70                80
 06/19/2020   18:21:32   (   0.00, -75.23) (   0.64, -72.52)  310.44                80
 06/21/2020   06:43:01   (  -0.01, -75.25) (   0.54, -77.70)  279.88                80
 06/22/2020   06:21:25   (  -0.01, -75.26) (  -0.47, -73.12)  243.26                80
 06/23/2020   18:43:04   (   0.01, -75.28) (  -0.69, -78.35)  350.15                80
 06/24/2020   18:26:47   (   0.01, -75.30) (   0.32, -73.77)  173.51                80
 06/26/2020   06:48:18   (  -0.01, -75.32) (   0.80, -78.97)  415.76                80
 06/27/2020   06:26:41   (  -0.01, -75.34) (  -0.20, -74.39)  108.05                80
 06/28/2020   18:48:20   (   0.00, -75.37) (  -0.94, -79.62)  484.47                80