Simultaneous Nadir Overpasses (SNOs) between GOES-17 and FY3D
TLE Epoch: 2024 1 13.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 01/14/2024   09:23:58   (   0.02,-104.68) (   0.26,-105.65)  110.87                80
 01/15/2024   09:02:51   (   0.03,-104.68) (  -0.78,-101.18)  399.67                80
 01/16/2024   21:25:12   (  -0.03,-104.66) (  -0.47,-106.55)  216.10                80
 01/17/2024   21:09:25   (  -0.03,-104.66) (   0.57,-102.08)  294.72                80
 01/19/2024   09:31:37   (   0.03,-104.69) (   0.64,-107.41)  310.03                80
 01/20/2024   09:10:28   (   0.03,-104.69) (  -0.34,-102.93)  200.63                80
 01/21/2024   21:32:50   (  -0.04,-104.66) (  -0.89,-108.30)  415.30                80
 01/22/2024   21:17:02   (  -0.04,-104.67) (   0.16,-103.83)   95.50                80
 01/25/2024   09:18:06   (   0.05,-104.70) (   0.05,-104.69)    1.75                80