Simultaneous Nadir Overpasses (SNOs) between GOES-17 and FY3D
TLE Epoch: 2022 8 29.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 08/29/2022   22:57:11   (  -0.08,-137.31) (   0.26,-135.93)  158.58                80
 08/31/2022   11:16:48   (   0.08,-137.31) (   0.99,-141.29)  453.88                80
 09/01/2022   11:01:03   (   0.08,-137.31) (  -0.05,-136.84)   53.90                80
 09/03/2022   23:02:24   (  -0.07,-137.28) (  -0.19,-137.78)   57.65                80
 09/04/2022   22:46:39   (  -0.07,-137.26) (   0.80,-133.32)  449.09                80
 09/06/2022   11:06:16   (   0.06,-137.24) (   0.40,-138.69)  165.83                80
 09/07/2022   10:50:31   (   0.06,-137.22) (  -0.64,-134.24)  340.52                80
 09/08/2022   23:10:17   (  -0.05,-137.19) (  -0.62,-139.64)  279.54                80
 09/09/2022   22:54:32   (  -0.05,-137.17) (   0.42,-135.19)  226.88                80
 09/11/2022   11:14:10   (   0.04,-137.15) (   0.78,-140.56)  388.32                80