Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2020 5 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)
 05/16/2020   06:22:21   (  -0.01, -75.19) (  -0.40, -73.45)  198.38                80
 05/17/2020   18:44:00   (   0.00, -75.21) (  -0.75, -78.68)  395.07                80
 05/18/2020   18:27:44   (   0.01, -75.22) (   0.25, -74.10)  127.85                80
 05/20/2020   06:49:14   (  -0.00, -75.23) (   0.90, -79.30)  463.35                80
 05/21/2020   06:27:38   (  -0.01, -75.24) (  -0.11, -74.71)   59.61                80
 05/23/2020   18:30:21   (   0.01, -75.28) (  -0.04, -75.36)   10.75                80
 05/26/2020   06:35:35   (  -0.00, -75.30) (   0.12, -75.99)   77.42                80
 05/27/2020   06:13:59   (   0.00, -75.31) (  -0.88, -71.40)  445.99                80
 05/28/2020   18:35:38   (  -0.01, -75.35) (  -0.27, -76.64)  146.63                80
 05/29/2020   18:19:22   (  -0.01, -75.36) (   0.73, -72.05)  377.30                80