Simultaneous Nadir Overpasses (SNOs) between GOES-17 and FY3D
TLE Epoch: 2022 2 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)
 02/28/2022   11:06:18   (  -0.05,-137.21) (   0.53,-139.74)  288.57                80
 03/01/2022   10:45:15   (  -0.04,-137.22) (  -0.45,-135.29)  219.10                80
 03/02/2022   23:10:24   (   0.04,-137.23) (  -0.75,-140.72)  397.85                80
 03/03/2022   22:49:21   (   0.04,-137.23) (   0.23,-136.26)  109.77                80
 03/06/2022   10:55:58   (  -0.03,-137.23) (  -0.02,-137.20)    3.55                80
 03/08/2022   22:57:24   (   0.03,-137.23) (  -0.20,-138.17)  108.33                80
 03/09/2022   22:41:42   (   0.03,-137.22) (   0.84,-133.73)  398.42                80
 03/11/2022   11:04:02   (  -0.02,-137.21) (   0.39,-139.11)  217.13                80
 03/12/2022   10:42:59   (  -0.02,-137.20) (  -0.59,-134.66)  289.20                80