Simultaneous Nadir Overpasses (SNOs) between GOES-17 and FY3D
TLE Epoch: 2022 5 28.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 05/28/2022   23:09:52   (  -0.00,-137.19) (  -0.59,-139.85)  303.62                80
 05/29/2022   22:48:47   (   0.00,-137.18) (   0.41,-135.40)  203.65                80
 05/31/2022   11:13:46   (   0.00,-137.17) (   0.79,-140.78)  410.35                80
 06/01/2022   10:52:42   (  -0.00,-137.17) (  -0.20,-136.32)   96.48                80
 06/03/2022   22:59:24   (   0.01,-137.13) (  -0.03,-137.27)   15.86                80
 06/04/2022   22:38:19   (   0.01,-137.12) (   0.97,-132.81)  490.62                80
 06/06/2022   11:03:19   (  -0.00,-137.10) (   0.23,-138.20)  124.58                80
 06/07/2022   10:42:14   (  -0.00,-137.08) (  -0.77,-133.74)  381.70                80
 06/08/2022   23:07:19   (   0.00,-137.05) (  -0.49,-139.14)  238.12                80
 06/09/2022   22:46:15   (   0.00,-137.03) (   0.51,-134.68)  267.83                80