Simultaneous Nadir Overpasses (SNOs) between GOES-17 and FY3D
TLE Epoch: 2024 4 21.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 04/21/2024   09:08:40   (   0.00,-104.70) (  -0.87,-100.85)  439.34                80
 04/22/2024   21:30:57   (  -0.00,-104.69) (  -0.33,-106.21)  172.34                80
 04/23/2024   21:15:05   (  -0.00,-104.70) (   0.67,-101.71)  340.00                80
 04/25/2024   09:37:13   (  -0.00,-104.71) (   0.53,-107.03)  264.01                80
 04/26/2024   09:16:02   (  -0.01,-104.71) (  -0.54,-102.55)  247.87                80
 04/27/2024   21:38:19   (   0.02,-104.69) (  -0.69,-107.89)  364.76                80
 04/28/2024   21:22:27   (   0.02,-104.69) (   0.32,-103.40)  147.22                80
 04/30/2024   09:41:53   (  -0.02,-104.71) (   0.91,-108.71)  457.06                80
 05/01/2024   09:26:02   (  -0.02,-104.70) (  -0.11,-104.22)   55.02                80
 05/03/2024   21:27:07   (   0.02,-104.68) (  -0.06,-105.08)   45.11                80
 05/04/2024   21:11:15   (   0.03,-104.68) (   0.98,-100.59)  467.22                80