Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2020 4 25.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 04/25/2020   06:20:09   (  -0.02, -75.16) (  -0.52, -72.97)  249.62                80
 04/26/2020   18:41:48   (   0.02, -75.17) (  -0.66, -78.20)  344.86                80
 04/27/2020   18:25:32   (   0.02, -75.18) (   0.39, -73.63)  177.35                80
 04/29/2020   06:47:02   (  -0.01, -75.18) (   0.80, -78.82)  414.94                80
 04/30/2020   06:25:26   (  -0.01, -75.18) (  -0.20, -74.23)  107.35                80
 05/01/2020   18:47:05   (   0.01, -75.19) (  -0.93, -79.47)  486.82                80
 05/02/2020   18:30:49   (   0.01, -75.20) (   0.07, -74.89)   35.94                80
 05/05/2020   06:33:24   (  -0.01, -75.22) (   0.06, -75.51)   32.18                80
 05/06/2020   06:11:48   (  -0.01, -75.24) (  -1.00, -70.93)  490.87                80
 05/07/2020   18:33:26   (   0.01, -75.26) (  -0.19, -76.16)  102.22                80
 05/08/2020   18:17:11   (   0.01, -75.28) (   0.86, -71.59)  421.24                80