Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2022 6 12.  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   06:52:19   (   0.01, -75.21) (   0.06, -75.40)   21.56                80
 06/15/2022   06:31:14   (   0.00, -75.21) (  -0.94, -70.94)  486.57                80
 06/16/2022   18:56:21   (  -0.00, -75.22) (  -0.28, -76.35)  129.18                80
 06/17/2022   18:37:56   (  -0.00, -75.23) (   0.72, -71.89)  379.62                80
 06/19/2022   07:00:15   (   0.00, -75.24) (   0.47, -77.27)  231.72                80
 06/20/2022   06:39:11   (   0.00, -75.26) (  -0.53, -72.82)  277.61                80
 06/21/2022   19:01:37   (  -0.01, -75.28) (  -0.69, -78.23)  336.52                80
 06/22/2022   18:45:53   (  -0.00, -75.30) (   0.32, -73.77)  173.45                80
 06/24/2022   07:08:12   (   0.00, -75.33) (   0.87, -79.15)  436.21                80
 06/25/2022   06:47:08   (  -0.00, -75.35) (  -0.13, -74.70)   73.84                80