Simultaneous Nadir Overpasses (SNOs) between GOES-17 and FY3D
TLE Epoch: 2024 12 10.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 12/11/2024   09:56:04   (   0.01,-104.71) (   0.53,-106.88)  247.82                80
 12/12/2024   09:34:41   (   0.01,-104.71) (  -0.52,-102.35)  269.88                80
 12/13/2024   21:56:40   (  -0.02,-104.65) (  -0.68,-107.62)  337.62                80
 12/14/2024   21:40:36   (  -0.02,-104.65) (   0.32,-103.07)  180.18                80
 12/16/2024   10:02:26   (   0.02,-104.71) (   0.83,-108.31)  410.44                80
 12/17/2024   09:41:03   (   0.02,-104.71) (  -0.18,-103.77)  107.08                80
 12/19/2024   21:46:58   (  -0.02,-104.65) (   0.01,-104.49)   17.39                80
 12/22/2024   09:50:05   (   0.01,-104.72) (   0.10,-105.20)   53.54                80
 12/23/2024   09:28:41   (   0.01,-104.73) (  -0.93,-100.65)  464.73                80