Simultaneous Nadir Overpasses (SNOs) between GOES-17 and FY3D
TLE Epoch: 2022 10 6.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 10/06/2022   22:56:59   (  -0.04,-137.32) (   0.34,-135.51)  206.31                80
 10/08/2022   11:16:37   (   0.03,-137.32) (   0.81,-140.89)  405.68                80
 10/09/2022   11:00:51   (   0.04,-137.32) (  -0.14,-136.42)  102.70                80
 10/11/2022   23:02:10   (  -0.04,-137.30) (  -0.07,-137.35)    6.87                80
 10/14/2022   11:06:02   (   0.03,-137.28) (   0.25,-138.27)  112.00                80
 10/15/2022   10:50:16   (   0.03,-137.27) (  -0.77,-133.81)  395.32                80
 10/16/2022   23:10:00   (  -0.03,-137.24) (  -0.45,-139.21)  223.66                80
 10/17/2022   22:54:14   (  -0.03,-137.22) (   0.52,-134.73)  283.34                80
 10/19/2022   11:13:51   (   0.02,-137.21) (   0.69,-140.11)  330.98                80