Simultaneous Nadir Overpasses (SNOs) between GOES-15 and FY3D
TLE Epoch: 2024 7 18.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 07/20/2024   10:29:46   (   0.39,  61.14) (   0.27,  60.77)   43.22                80
 07/21/2024   10:13:52   (   0.38,  61.15) (   1.34,  65.27)  469.94                80
 07/22/2024   22:35:55   (  -0.40,  61.20) (  -0.13,  59.97)  140.25                80
 07/23/2024   22:17:21   (  -0.39,  61.21) (  -1.15,  64.48)  372.44                80
 07/25/2024   10:36:52   (   0.41,  61.19) (  -0.04,  59.15)  232.89                80
 07/26/2024   10:20:58   (   0.40,  61.20) (   0.98,  63.65)  280.08                80
 07/27/2024   22:43:01   (  -0.42,  61.25) (   0.21,  58.35)  329.57                80
 07/28/2024   22:21:46   (  -0.41,  61.26) (  -0.76,  62.87)  182.63                80
 07/30/2024   10:43:57   (   0.43,  61.26) (  -0.42,  57.53)  424.42                80
 07/31/2024   10:28:02   (   0.43,  61.27) (   0.62,  62.04)   87.78                80