Simultaneous Nadir Overpasses (SNOs) between GOES-15 and FY3D
TLE Epoch: 2025 9 27.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 09/28/2025   11:14:18   (   0.30,  61.36) (   0.21,  60.93)   48.47                80
 09/29/2025   10:52:48   (   0.34,  61.36) (   1.31,  65.50)  472.10                80
 09/30/2025   23:17:04   (  -0.28,  61.34) (  -0.06,  60.33)  115.10                80
 10/01/2025   22:55:35   (  -0.32,  61.36) (  -1.16,  64.89)  404.27                80
 10/03/2025   11:20:00   (   0.25,  61.40) (  -0.13,  59.70)  194.09                80
 10/04/2025   10:58:30   (   0.29,  61.41) (   0.92,  64.27)  326.12                80
 10/05/2025   23:22:46   (  -0.22,  61.38) (   0.32,  59.11)  260.05                80
 10/06/2025   23:01:17   (  -0.26,  61.40) (  -0.79,  63.67)  259.03                80
 10/08/2025   11:25:42   (   0.18,  61.46) (  -0.48,  58.47)  341.12                80
 10/09/2025   11:04:11   (   0.23,  61.48) (   0.58,  63.04)  178.41                80
 10/10/2025   23:28:28   (  -0.14,  61.45) (   0.65,  57.88)  407.65                80