Simultaneous Nadir Overpasses (SNOs) between GOES-15 and FY3D
TLE Epoch: 2025 7 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)
 07/13/2025   23:05:41   (  -0.41,  61.31) (  -0.33,  60.98)   37.92                80
 07/14/2025   22:46:52   (  -0.40,  61.32) (  -1.39,  65.55)  482.82                80
 07/16/2025   11:05:59   (   0.42,  61.29) (   0.21,  60.33)  109.03                80
 07/17/2025   10:49:48   (   0.41,  61.29) (   1.22,  64.90)  411.80                80
 07/18/2025   23:11:28   (  -0.43,  61.35) (  -0.03,  59.72)  186.44                80
 07/19/2025   22:49:58   (  -0.42,  61.36) (  -1.09,  64.28)  333.41                80
 07/21/2025   11:11:46   (   0.44,  61.34) (  -0.08,  59.06)  260.56                80
 07/22/2025   10:55:36   (   0.44,  61.36) (   0.99,  63.62)  259.30                80
 07/23/2025   23:17:15   (  -0.45,  61.42) (   0.21,  58.44)  339.13                80
 07/24/2025   22:55:45   (  -0.45,  61.43) (  -0.80,  63.02)  180.26                80
 07/26/2025   11:17:32   (   0.46,  61.43) (  -0.36,  57.79)  414.49                80
 07/27/2025   11:01:22   (   0.46,  61.44) (   0.65,  62.37)  105.51                80