Simultaneous Nadir Overpasses (SNOs) between GOES-17 and FY3D
TLE Epoch: 2022 4 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)
 04/29/2022   11:02:43   (  -0.02,-137.19) (   0.22,-138.39)  136.55                80
 04/30/2022   10:41:39   (  -0.02,-137.19) (  -0.74,-133.93)  370.74                80
 05/01/2022   23:06:47   (   0.02,-137.17) (  -0.49,-139.35)  248.19                80
 05/02/2022   22:45:44   (   0.02,-137.17) (   0.54,-134.90)  258.69                80
 05/04/2022   11:10:42   (  -0.02,-137.16) (   0.71,-140.27)  355.41                80
 05/05/2022   10:49:39   (  -0.02,-137.15) (  -0.32,-135.82)  151.03                80
 05/06/2022   23:14:46   (   0.01,-137.12) (  -0.94,-141.23)  469.12                80
 05/07/2022   22:53:43   (   0.01,-137.11) (   0.09,-136.78)   37.07                80
 05/10/2022   11:00:17   (  -0.01,-137.07) (   0.13,-137.70)   72.25                80
 05/11/2022   10:39:13   (  -0.01,-137.05) (  -0.84,-133.24)  433.53                80
 05/12/2022   23:01:40   (   0.00,-137.02) (  -0.39,-138.65)  187.59                80