Simultaneous Nadir Overpasses (SNOs) between GOES-17 and FY3D
TLE Epoch: 2022 2 7.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 02/07/2022   10:49:44   (  -0.05,-137.20) (  -0.18,-136.54)   74.59                80
 02/09/2022   22:53:50   (   0.04,-137.19) (  -0.06,-137.51)   37.61                80
 02/10/2022   22:38:07   (   0.04,-137.18) (   0.97,-133.07)  468.94                80
 02/12/2022   11:00:28   (  -0.03,-137.17) (   0.27,-138.45)  146.90                80
 02/13/2022   10:39:26   (  -0.03,-137.16) (  -0.75,-134.01)  359.11                80
 02/14/2022   23:01:54   (   0.00,-137.13) (  -0.50,-139.42)  260.71                80
 02/15/2022   22:46:11   (  -0.00,-137.12) (   0.47,-134.97)  245.11                80
 02/17/2022   11:08:32   (   0.01,-137.10) (   0.76,-140.36)  371.67                80
 02/18/2022   10:47:30   (   0.00,-137.08) (  -0.26,-135.91)  133.61                80
 02/19/2022   23:09:58   (  -0.00,-137.05) (  -0.99,-141.33)  487.79                80
 02/20/2022   22:54:15   (   0.00,-137.03) (   0.04,-136.88)   17.15                80