Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2022 6 13.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 06/14/2022   06:52:18   (   0.01, -75.21) (   0.08, -75.39)   22.06                80
 06/15/2022   06:31:15   (   0.00, -75.21) (  -0.98, -70.95)  486.14                80
 06/16/2022   18:53:41   (  -0.00, -75.22) (  -0.24, -76.36)  129.64                80
 06/17/2022   18:37:57   (  -0.00, -75.22) (   0.76, -71.90)  379.07                80
 06/19/2022   07:00:16   (   0.01, -75.24) (   0.44, -77.28)  232.54                80
 06/20/2022   06:39:12   (   0.00, -75.25) (  -0.57, -72.83)  276.71                80
 06/21/2022   19:01:38   (  -0.01, -75.27) (  -0.65, -78.23)  337.46                80
 06/22/2022   18:45:54   (  -0.00, -75.29) (   0.36, -73.78)  172.42                80
 06/24/2022   07:08:13   (   0.00, -75.32) (   0.84, -79.16)  437.50                80
 06/25/2022   06:47:08   (  -0.00, -75.34) (  -0.17, -74.71)   72.47                80