Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2020 7 29.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 07/29/2020   06:23:04   (  -0.03, -75.19) (  -0.55, -72.77)  275.78                80
 07/30/2020   18:42:03   (   0.03, -75.19) (  -0.60, -78.00)  320.14                80
 07/31/2020   18:25:46   (   0.03, -75.19) (   0.41, -73.41)  202.12                80
 08/02/2020   06:44:37   (  -0.04, -75.20) (   0.75, -78.61)  389.22                80
 08/03/2020   06:28:21   (  -0.04, -75.20) (  -0.32, -74.04)  133.46                80
 08/04/2020   18:47:18   (   0.04, -75.21) (  -0.88, -79.25)  461.24                80
 08/05/2020   18:31:03   (   0.04, -75.22) (   0.19, -74.68)   62.17                80
 08/08/2020   06:33:37   (  -0.04, -75.26) (  -0.04, -75.29)    3.88                80
 08/10/2020   18:33:39   (   0.05, -75.30) (  -0.08, -75.94)   73.11                80
 08/11/2020   18:17:22   (   0.04, -75.32) (   0.94, -71.36)  451.05                80