Simultaneous Nadir Overpasses (SNOs) between GOES-17 and FY3D
TLE Epoch: 2022 4 28.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 04/29/2022   11:02:43   (  -0.02,-137.19) (   0.22,-138.39)  136.54                80
 04/30/2022   10:41:39   (  -0.02,-137.19) (  -0.74,-133.93)  370.79                80
 05/01/2022   23:06:47   (   0.02,-137.18) (  -0.48,-139.35)  247.99                80
 05/02/2022   22:45:44   (   0.02,-137.17) (   0.54,-134.90)  258.94                80
 05/04/2022   11:10:42   (  -0.02,-137.16) (   0.71,-140.27)  355.18                80
 05/05/2022   10:49:39   (  -0.02,-137.15) (  -0.32,-135.82)  151.30                80
 05/06/2022   23:14:46   (   0.01,-137.12) (  -0.94,-141.23)  468.70                80
 05/07/2022   22:53:43   (   0.01,-137.11) (   0.10,-136.78)   37.54                80
 05/10/2022   11:00:17   (  -0.01,-137.07) (   0.13,-137.71)   71.76                80
 05/11/2022   10:39:13   (  -0.01,-137.06) (  -0.85,-133.25)  434.07                80