Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2022 3 19.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 03/19/2022   06:53:12   (  -0.06, -75.22) (   0.23, -76.36)  131.04                80
 03/20/2022   06:32:09   (  -0.06, -75.22) (  -0.82, -71.92)  376.55                80
 03/21/2022   18:54:39   (   0.06, -75.23) (  -0.40, -77.34)  240.72                80
 03/22/2022   18:38:55   (   0.06, -75.23) (   0.58, -72.89)  267.07                80
 03/24/2022   07:01:15   (  -0.05, -75.24) (   0.60, -78.28)  346.01                80
 03/25/2022   06:40:12   (  -0.05, -75.24) (  -0.39, -73.83)  161.77                80
 03/26/2022   19:02:41   (   0.04, -75.25) (  -0.83, -79.25)  455.33                80
 03/27/2022   18:46:58   (   0.04, -75.26) (   0.16, -74.80)   53.08                80
 03/30/2022   06:50:54   (  -0.03, -75.29) (   0.08, -75.72)   49.58                80
 03/31/2022   06:29:50   (  -0.03, -75.31) (  -0.91, -71.27)  459.43                80
 04/01/2022   18:52:20   (   0.03, -75.33) (  -0.31, -76.69)  155.87                80