Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2020 2 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)
 02/16/2020   06:26:57   (   0.06, -75.20) (  -0.08, -74.74)   52.96                80
 02/18/2020   18:29:41   (  -0.06, -75.22) (  -0.09, -75.40)   19.72                80
 02/21/2020   06:34:55   (   0.07, -75.23) (   0.27, -76.01)   89.21                80
 02/22/2020   06:13:19   (   0.07, -75.24) (  -0.76, -71.43)  433.53                80
 02/23/2020   18:34:59   (  -0.08, -75.27) (  -0.37, -76.67)  159.71                80
 02/24/2020   18:16:04   (  -0.08, -75.28) (   0.66, -72.10)  363.62                80
 02/26/2020   06:40:14   (   0.08, -75.30) (   0.50, -77.30)  226.75                80
 02/27/2020   06:18:38   (   0.08, -75.32) (  -0.48, -72.71)  296.80                80
 02/28/2020   18:40:18   (  -0.08, -75.36) (  -0.65, -77.95)  295.42                80
 02/29/2020   18:21:23   (  -0.08, -75.38) (   0.39, -73.38)  228.55                80