Simultaneous Nadir Overpasses (SNOs) between GOES-17 and FY3D
TLE Epoch: 2025 9 14.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 09/15/2025   09:27:31   (  -0.18, -89.49) (   0.51, -92.62)  356.74                80
 09/16/2025   09:06:00   (  -0.19, -89.49) (  -0.51, -88.04)  164.26                80
 09/17/2025   21:30:27   (   0.18, -89.51) (  -0.70, -93.26)  428.61                80
 09/18/2025   21:08:58   (   0.19, -89.51) (   0.37, -88.69)   93.39                80
 09/20/2025   09:33:15   (  -0.17, -89.51) (   0.84, -93.87)  497.52                80
 09/21/2025   09:11:46   (  -0.19, -89.52) (  -0.24, -89.30)   24.47                80
 09/23/2025   21:17:24   (   0.18, -89.56) (   0.11, -89.96)   44.91                80
 09/24/2025   20:55:53   (   0.19, -89.57) (   1.14, -85.38)  477.90                80
 09/26/2025   09:20:10   (  -0.17, -89.58) (   0.08, -90.55)  111.92                80
 09/27/2025   08:58:41   (  -0.18, -89.59) (  -1.00, -85.99)  410.31                80