Simultaneous Nadir Overpasses (SNOs) between GOES-15 and FY3D
TLE Epoch: 2024 6 13.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 06/13/2024   10:19:25   (   0.16,  61.34) (   0.60,  63.22)  214.97                80
 06/14/2024   22:38:50   (  -0.18,  61.37) (   0.57,  57.91)  393.02                80
 06/15/2024   22:22:57   (  -0.17,  61.36) (  -0.43,  62.42)  121.48                80
 06/17/2024   10:42:30   (   0.20,  61.30) (  -0.76,  57.08)  481.77                80
 06/18/2024   10:26:37   (   0.19,  61.29) (   0.25,  61.58)   32.38                80
 06/20/2024   22:27:29   (  -0.21,  61.33) (  -0.10,  60.77)   63.09                80
 06/21/2024   22:11:35   (  -0.20,  61.33) (  -1.11,  65.27)  450.27                80
 06/23/2024   10:31:08   (   0.23,  61.29) (  -0.05,  59.93)  154.62                80
 06/24/2024   10:15:14   (   0.22,  61.29) (   0.91,  64.44)  358.63                80
 06/25/2024   22:34:39   (  -0.25,  61.33) (   0.25,  59.13)  251.48                80
 06/26/2024   22:18:46   (  -0.24,  61.34) (  -0.77,  63.63)  261.58                80