Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2020 10 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)
 10/26/2020   06:36:33   (   0.01, -75.18) (   0.14, -75.72)   62.24                80
 10/27/2020   06:14:57   (   0.01, -75.18) (  -0.89, -71.14)  460.43                80
 10/28/2020   18:36:35   (  -0.00, -75.19) (  -0.28, -76.36)  133.45                80
 10/29/2020   18:20:18   (  -0.01, -75.20) (   0.75, -71.78)  389.82                80
 10/31/2020   06:41:48   (   0.00, -75.21) (   0.39, -76.97)  200.34                80
 11/01/2020   06:20:11   (   0.01, -75.22) (  -0.64, -72.39)  323.02                80
 11/02/2020   18:41:50   (  -0.00, -75.24) (  -0.52, -77.62)  270.22                80
 11/03/2020   18:25:33   (  -0.00, -75.26) (   0.51, -73.04)  253.41                80
 11/05/2020   06:47:02   (   0.00, -75.27) (   0.64, -78.23)  336.21                80
 11/06/2020   06:25:26   (   0.00, -75.28) (  -0.40, -73.65)  187.38                80