Simultaneous Nadir Overpasses (SNOs) between GOES-15 and FY3D
TLE Epoch: 2025 8 10.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 08/11/2025   11:16:08   (   0.49,  61.54) (  -0.22,  58.55)  340.81                80
 08/12/2025   11:00:00   (   0.49,  61.55) (   0.88,  63.11)  179.13                80
 08/13/2025   23:21:39   (  -0.48,  61.59) (   0.33,  57.93)  417.29                80
 08/14/2025   23:00:10   (  -0.49,  61.61) (  -0.71,  62.50)  101.44                80
 08/16/2025   11:21:57   (   0.47,  61.62) (  -0.51,  57.28)  495.37                80
 08/17/2025   11:05:48   (   0.49,  61.64) (   0.53,  61.85)   23.51                80
 08/19/2025   23:08:37   (  -0.49,  61.72) (  -0.38,  61.23)   54.97                80
 08/20/2025   22:47:08   (  -0.50,  61.74) (  -1.43,  65.80)  462.88                80
 08/22/2025   11:08:55   (   0.49,  61.77) (   0.20,  60.59)  134.88                80
 08/23/2025   10:52:46   (   0.50,  61.79) (   1.25,  65.15)  383.93                80