Simultaneous Nadir Overpasses (SNOs) between GOES-17 and FY3D
TLE Epoch: 2022 5 27.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 05/27/2022   10:44:44   (  -0.00,-137.19) (  -0.61,-134.44)  313.60                80
 05/28/2022   23:09:52   (  -0.00,-137.18) (  -0.58,-139.86)  304.59                80
 05/29/2022   22:48:47   (   0.00,-137.17) (   0.42,-135.40)  202.39                80
 05/31/2022   11:13:46   (  -0.00,-137.16) (   0.84,-140.77)  412.01                80
 06/01/2022   10:52:42   (  -0.01,-137.15) (  -0.21,-136.32)   94.53                80
 06/03/2022   22:59:24   (   0.01,-137.11) (  -0.02,-137.27)   18.78                80
 06/04/2022   22:38:19   (   0.01,-137.09) (   0.98,-132.82)  487.46                80
 06/06/2022   11:03:18   (  -0.00,-137.07) (   0.27,-138.18)  128.15                80
 06/07/2022   10:42:13   (  -0.00,-137.05) (  -0.73,-133.73)  377.84                80
 06/08/2022   23:04:40   (   0.00,-137.01) (  -0.48,-139.14)  242.55                80
 06/09/2022   22:48:55   (   0.00,-136.99) (   0.53,-134.68)  263.07                80