Simultaneous Nadir Overpasses (SNOs) between GOES-17 and FY3D
TLE Epoch: 2022 5 22.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 05/23/2022   23:01:54   (  -0.00,-137.19) (  -0.16,-137.98)   89.23                80
 05/24/2022   22:40:50   (   0.00,-137.19) (   0.83,-133.52)  418.66                80
 05/26/2022   11:05:49   (   0.00,-137.20) (   0.38,-138.90)  193.99                80
 05/27/2022   10:44:45   (  -0.00,-137.19) (  -0.61,-134.44)  313.51                80
 05/28/2022   23:09:52   (   0.00,-137.18) (  -0.58,-139.86)  304.74                80
 05/29/2022   22:48:47   (   0.01,-137.17) (   0.41,-135.40)  202.41                80
 05/31/2022   11:13:47   (  -0.00,-137.17) (   0.80,-140.78)  411.56                80
 06/01/2022   10:52:42   (  -0.01,-137.16) (  -0.19,-136.32)   95.08                80
 06/03/2022   22:56:44   (   0.01,-137.12) (  -0.05,-137.27)   18.26                80
 06/04/2022   22:41:00   (   0.01,-137.10) (   0.95,-132.81)  488.25                80