Simultaneous Nadir Overpasses (SNOs) between GOES-16 and FY3D
TLE Epoch: 2022 6 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)
 06/24/2022   07:08:11   (   0.03, -75.20) (   0.91, -79.14)  449.43                80
 06/25/2022   06:47:07   (   0.02, -75.20) (  -0.09, -74.68)   58.61                80
 06/27/2022   18:53:48   (  -0.01, -75.21) (  -0.12, -75.64)   48.82                80
 06/28/2022   18:32:44   (   0.00, -75.21) (   0.89, -71.18)  459.65                80
 06/30/2022   06:57:43   (  -0.00, -75.22) (   0.28, -76.57)  152.89                80
 07/01/2022   06:36:39   (  -0.01, -75.23) (  -0.73, -72.11)  355.90                80
 07/02/2022   18:59:05   (   0.01, -75.25) (  -0.48, -77.52)  258.74                80
 07/03/2022   18:43:21   (   0.01, -75.26) (   0.53, -73.06)  250.66                80
 07/05/2022   07:05:39   (  -0.01, -75.28) (   0.70, -78.44)  360.26                80
 07/06/2022   06:44:35   (  -0.01, -75.29) (  -0.32, -73.98)  149.45                80
 07/07/2022   19:07:01   (   0.00, -75.32) (  -0.90, -79.39)  464.26                80