Simultaneous Nadir Overpasses (SNOs) between GOES-15 and FY3D
TLE Epoch: 2025 9 28.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 09/29/2025   10:52:48   (   0.34,  61.36) (   1.28,  65.50)  472.50                80
 09/30/2025   23:17:04   (  -0.28,  61.34) (  -0.04,  60.34)  114.63                80
 10/01/2025   22:55:35   (  -0.32,  61.35) (  -1.14,  64.90)  404.84                80
 10/03/2025   11:20:00   (   0.25,  61.40) (  -0.15,  59.70)  193.24                80
 10/04/2025   10:58:30   (   0.29,  61.40) (   0.96,  64.26)  327.08                80
 10/05/2025   23:22:47   (  -0.22,  61.37) (   0.28,  59.10)  258.96                80
 10/06/2025   23:01:16   (  -0.26,  61.39) (  -0.77,  63.67)  260.23                80
 10/08/2025   11:25:42   (   0.18,  61.45) (  -0.49,  58.47)  339.66                80
 10/09/2025   11:04:11   (   0.23,  61.46) (   0.57,  63.04)  179.99                80
 10/10/2025   23:28:27   (  -0.15,  61.44) (   0.66,  57.88)  405.95                80
 10/11/2025   23:06:57   (  -0.19,  61.46) (  -0.40,  62.45)  112.29                80