Simultaneous Nadir Overpasses (SNOs) between GOES-15 and FY3D
TLE Epoch: 2025 10 24.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 10/25/2025   11:02:19   (   0.06,  61.54) (   0.60,  63.96)  276.21                80
 10/26/2025   23:26:35   (   0.03,  61.50) (   0.67,  58.81)  307.49                80
 10/27/2025   23:05:04   (  -0.02,  61.52) (  -0.42,  63.38)  211.11                80
 10/29/2025   11:29:27   (  -0.07,  61.62) (  -0.87,  58.19)  391.33                80
 10/30/2025   11:07:57   (  -0.02,  61.63) (   0.22,  62.76)  128.05                80
 10/31/2025   23:32:12   (   0.11,  61.58) (   1.04,  57.60)  454.89                80
 11/01/2025   23:10:42   (   0.05,  61.61) (  -0.05,  62.17)   63.48                80
 11/04/2025   11:16:14   (  -0.11,  61.74) (  -0.18,  61.56)   21.87                80
 11/05/2025   10:54:43   (  -0.06,  61.77) (   0.93,  66.13)  497.12                80
 11/06/2025   23:18:58   (   0.15,  61.73) (   0.34,  60.97)   86.61                80