Simultaneous Nadir Overpasses (SNOs) between GOES-17 and FY3D
TLE Epoch: 2025 10 1.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 10/02/2025   09:04:23   (  -0.17, -89.49) (  -0.68, -87.22)  259.01                80
 10/03/2025   21:28:49   (   0.14, -89.49) (  -0.54, -92.43)  335.03                80
 10/04/2025   21:07:19   (   0.16, -89.50) (   0.51, -87.86)  186.92                80
 10/06/2025   09:31:36   (  -0.13, -89.51) (   0.66, -93.03)  402.15                80
 10/07/2025   09:10:06   (  -0.15, -89.51) (  -0.40, -88.46)  119.52                80
 10/08/2025   21:34:31   (   0.11, -89.51) (  -0.85, -93.66)  474.48                80
 10/09/2025   21:13:01   (   0.13, -89.51) (   0.22, -89.09)   47.61                80
 10/12/2025   09:18:26   (  -0.11, -89.53) (  -0.07, -89.69)   19.04                80
 10/14/2025   21:21:21   (   0.10, -89.53) (  -0.07, -90.33)   90.99                80