Simultaneous Nadir Overpasses (SNOs) between GOES-17 and FY3D
TLE Epoch: 2025 9 11.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 09/11/2025   09:00:14   (  -0.20, -89.49) (  -0.80, -86.79)  308.15                80
 09/12/2025   21:24:42   (   0.18, -89.51) (  -0.42, -92.00)  285.20                80
 09/13/2025   21:03:12   (   0.19, -89.51) (   0.66, -87.44)  236.12                80
 09/15/2025   09:27:30   (  -0.18, -89.49) (   0.51, -92.62)  356.59                80
 09/16/2025   09:06:00   (  -0.19, -89.49) (  -0.50, -88.04)  164.45                80
 09/17/2025   21:30:28   (   0.18, -89.51) (  -0.65, -93.27)  428.84                80
 09/18/2025   21:08:58   (   0.19, -89.51) (   0.37, -88.69)   93.17                80
 09/20/2025   09:33:16   (  -0.18, -89.51) (   0.79, -93.88)  497.31                80
 09/21/2025   09:11:46   (  -0.19, -89.52) (  -0.23, -89.30)   24.75                80
 09/23/2025   21:17:23   (   0.18, -89.56) (   0.11, -89.96)   44.97                80
 09/24/2025   20:55:53   (   0.19, -89.57) (   1.13, -85.38)  477.82                80