Simultaneous Nadir Overpasses (SNOs) between GOES-17 and FY3D
TLE Epoch: 2022 6 8.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 06/08/2022   23:07:20   (  -0.02,-137.19) (  -0.49,-139.14)  222.80                80
 06/09/2022   22:46:17   (  -0.01,-137.19) (   0.57,-134.69)  284.64                80
 06/11/2022   11:11:15   (   0.02,-137.18) (   0.70,-140.06)  329.42                80
 06/12/2022   10:50:12   (   0.01,-137.17) (  -0.36,-135.62)  177.30                80
 06/13/2022   23:15:18   (  -0.01,-137.14) (  -0.86,-141.02)  441.91                80
 06/14/2022   22:54:14   (  -0.00,-137.13) (   0.14,-136.57)   64.20                80
 06/17/2022   11:00:48   (  -0.00,-137.08) (   0.07,-137.49)   45.97                80
 06/18/2022   10:39:44   (  -0.00,-137.06) (  -0.93,-133.03)  459.89                80
 06/19/2022   23:04:49   (   0.00,-137.03) (  -0.34,-138.43)  160.25                80
 06/20/2022   22:46:25   (   0.00,-137.01) (   0.66,-133.97)  345.66                80