Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2020 7 24.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 07/24/2020   06:17:49   (  -0.02, -75.20) (  -0.85, -71.51)  419.89                80
 07/25/2020   18:36:47   (   0.02, -75.20) (  -0.31, -76.74)  175.66                80
 07/26/2020   18:20:31   (   0.02, -75.20) (   0.70, -72.16)  346.63                80
 07/28/2020   06:39:21   (  -0.02, -75.20) (   0.46, -77.35)  245.15                80
 07/29/2020   06:23:05   (  -0.02, -75.20) (  -0.56, -72.77)  277.23                80
 07/30/2020   18:42:03   (   0.03, -75.21) (  -0.60, -78.00)  317.75                80
 07/31/2020   18:25:46   (   0.03, -75.22) (   0.41, -73.41)  204.97                80
 08/02/2020   06:44:37   (  -0.04, -75.23) (   0.75, -78.61)  385.99                80
 08/03/2020   06:28:21   (  -0.03, -75.24) (  -0.32, -74.04)  137.14                80
 08/04/2020   18:47:20   (   0.04, -75.26) (  -0.83, -79.27)  456.53                80
 08/05/2020   18:31:03   (   0.04, -75.27) (   0.18, -74.68)   67.26                80