Simultaneous Nadir Overpasses (SNOs) between GOES-17 and FY3D
TLE Epoch: 2022 11 21.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 11/21/2022   11:08:19   (   0.01,-137.38) (   0.27,-138.41)  118.14                80
 11/22/2022   10:52:40   (   0.01,-137.39) (  -0.75,-133.98)  388.15                80
 11/23/2022   23:12:35   (  -0.01,-137.39) (  -0.50,-139.42)  232.63                80
 11/24/2022   22:56:57   (  -0.01,-137.39) (   0.52,-134.99)  272.92                80
 11/26/2022   11:16:44   (   0.01,-137.38) (   0.67,-140.40)  343.78                80
 11/27/2022   11:01:05   (   0.01,-137.38) (  -0.29,-135.96)  161.19                80
 11/28/2022   23:21:01   (  -0.00,-137.36) (  -0.89,-141.41)  461.20                80
 11/29/2022   23:05:22   (  -0.00,-137.35) (   0.07,-136.97)   43.60                80
 12/02/2022   11:06:49   (   0.00,-137.34) (   0.14,-137.94)   68.85                80
 12/03/2022   10:51:11   (   0.00,-137.33) (  -0.89,-133.51)  435.83                80
 12/04/2022   23:11:06   (   0.00,-137.31) (  -0.35,-138.95)  187.04                80