Simultaneous Nadir Overpasses (SNOs) between GOES-17 and FY3D
TLE Epoch: 2022 12 1.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 12/02/2022   11:09:30   (  -0.01,-137.33) (   0.14,-137.94)   69.65                80
 12/03/2022   10:48:31   (  -0.01,-137.33) (  -0.89,-133.51)  435.68                80
 12/04/2022   23:13:46   (   0.00,-137.31) (  -0.36,-138.95)  185.87                80
 12/05/2022   22:52:47   (  -0.01,-137.31) (   0.61,-134.50)  319.33                80
 12/07/2022   11:17:53   (   0.01,-137.30) (   0.62,-139.91)  297.41                80
 12/08/2022   10:56:55   (   0.01,-137.29) (  -0.41,-135.48)  207.08                80
 12/09/2022   23:22:10   (  -0.01,-137.26) (  -0.84,-140.92)  416.15                80
 12/10/2022   23:01:11   (  -0.01,-137.25) (   0.14,-136.47)   88.00                80
 12/13/2022   11:07:58   (   0.01,-137.22) (   0.05,-137.45)   26.17                80
 12/14/2022   10:46:59   (  -0.00,-137.20) (  -0.93,-133.01)  477.54                80