Simultaneous Nadir Overpasses (SNOs) between GOES-17 and FY3D
TLE Epoch: 2024 1 9.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 01/09/2024   09:13:40   (   0.00,-104.68) (  -0.18,-103.90)   89.92                80
 01/11/2024   21:17:34   (  -0.01,-104.65) (  -0.06,-104.79)   16.32                80
 01/12/2024   21:01:46   (  -0.02,-104.65) (   0.97,-100.32)  494.06                80
 01/14/2024   09:23:59   (   0.02,-104.68) (   0.25,-105.65)  111.63                80
 01/15/2024   09:02:51   (   0.02,-104.68) (  -0.78,-101.18)  398.67                80
 01/16/2024   21:25:12   (  -0.02,-104.65) (  -0.47,-106.55)  217.35                80
 01/17/2024   21:09:25   (  -0.02,-104.65) (   0.57,-102.08)  293.23                80
 01/19/2024   09:31:37   (   0.03,-104.68) (   0.65,-107.41)  311.92                80
 01/20/2024   09:10:30   (   0.03,-104.68) (  -0.39,-102.94)  198.48                80
 01/21/2024   21:32:51   (  -0.03,-104.65) (  -0.85,-108.31)  417.72                80
 01/22/2024   21:17:03   (  -0.03,-104.65) (   0.14,-103.83)   92.78                80