Simultaneous Nadir Overpasses (SNOs) between GOES-17 and FY3D
TLE Epoch: 2022 10 11.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 10/11/2022   23:02:09   (  -0.05,-137.34) (  -0.06,-137.35)    2.50                80
 10/14/2022   11:06:01   (   0.04,-137.34) (   0.24,-138.26)  105.04                80
 10/15/2022   10:50:15   (   0.04,-137.34) (  -0.72,-133.79)  403.39                80
 10/16/2022   23:09:59   (  -0.04,-137.32) (  -0.48,-139.19)  213.60                80
 10/17/2022   22:54:14   (  -0.04,-137.32) (   0.54,-134.73)  294.51                80
 10/19/2022   11:13:51   (   0.03,-137.31) (   0.65,-140.11)  318.46                80
 10/20/2022   10:58:04   (   0.03,-137.30) (  -0.33,-135.64)  189.39                80
 10/21/2022   23:17:49   (  -0.02,-137.28) (  -0.87,-141.04)  428.35                80
 10/22/2022   23:02:02   (  -0.02,-137.27) (   0.11,-136.57)   79.40                80