Simultaneous Nadir Overpasses (SNOs) between GOES-15 and FY3D
TLE Epoch: 2025 7 11.  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,  61.32) (  -0.33,  60.98)   38.14                80
 07/14/2025   22:46:52   (  -0.40,  61.32) (  -1.39,  65.55)  482.43                80
 07/16/2025   11:05:59   (   0.42,  61.29) (   0.22,  60.32)  110.07                80
 07/17/2025   10:49:48   (   0.41,  61.30) (   1.22,  64.90)  410.60                80
 07/18/2025   23:11:28   (  -0.43,  61.35) (  -0.03,  59.72)  187.52                80
 07/19/2025   22:49:58   (  -0.42,  61.37) (  -1.09,  64.28)  332.16                80
 07/21/2025   11:11:46   (   0.44,  61.36) (  -0.08,  59.06)  262.43                80
 07/22/2025   10:55:35   (   0.44,  61.38) (   0.93,  63.64)  257.25                80
 07/23/2025   23:17:15   (  -0.45,  61.43) (   0.21,  58.44)  341.09                80
 07/24/2025   22:55:45   (  -0.45,  61.45) (  -0.80,  63.02)  178.12                80