Simultaneous Nadir Overpasses (SNOs) between GOES-17 and FY3D
TLE Epoch: 2025 7 5.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 07/05/2025   21:23:35   (   0.05, -92.56) (   0.00, -93.99)  159.54                 0
 07/06/2025   21:05:59   (   0.05, -92.03) (   0.64, -89.33)  307.12                80
 07/08/2025   09:24:56   (  -0.06, -91.20) (   0.67, -94.49)  374.79                80
 07/09/2025   09:08:44   (  -0.06, -90.67) (  -0.21, -89.88)   88.85                80
 07/11/2025   21:08:57   (   0.07, -89.34) (  -0.21, -90.47)  129.59                80
 07/12/2025   20:52:45   (   0.07, -88.81) (   0.73, -85.88)  334.43                80
 07/14/2025   09:11:41   (  -0.08, -87.99) (   0.64, -91.02)  346.66                80
 07/15/2025   08:55:30   (  -0.07, -87.46) (  -0.30, -86.43)  117.62                80
 07/17/2025   20:55:43   (   0.08, -86.15) (  -0.10, -87.02)   99.24                80
 07/18/2025   20:39:30   (   0.08, -85.63) (   0.79, -82.42)  365.25                80