Simultaneous Nadir Overpasses (SNOs) between GOES-17 and FY3D
TLE Epoch: 2022 11 4.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 11/04/2022   11:19:39   (   0.01,-137.33) (   0.89,-141.34)  456.69                80
 11/05/2022   11:04:00   (   0.01,-137.33) (  -0.06,-136.89)   48.76                80
 11/07/2022   23:05:38   (  -0.01,-137.31) (  -0.14,-137.91)   68.10                80
 11/08/2022   22:49:59   (  -0.02,-137.31) (   0.87,-133.48)  436.80                80
 11/10/2022   11:09:46   (   0.01,-137.30) (   0.38,-138.89)  180.82                80
 11/11/2022   10:54:08   (   0.01,-137.29) (  -0.63,-134.45)  323.55                80
 11/12/2022   23:14:03   (  -0.01,-137.27) (  -0.62,-139.89)  299.96                80
 11/13/2022   22:58:25   (  -0.01,-137.25) (   0.38,-135.46)  204.07                80
 11/15/2022   11:18:12   (   0.00,-137.24) (   0.85,-140.87)  414.53                80
 11/16/2022   11:02:34   (   0.00,-137.22) (  -0.16,-136.44)   89.24                80