Simultaneous Nadir Overpasses (SNOs) between GOES-15 and FY3D
TLE Epoch: 2025 7 25.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 07/26/2025   11:17:32   (   0.46,  61.35) (  -0.34,  57.79)  405.97                80
 07/27/2025   11:01:22   (   0.46,  61.36) (   0.67,  62.37)  114.78                80
 07/28/2025   23:23:01   (  -0.46,  61.41) (   0.51,  57.18)  482.84                80
 07/29/2025   23:01:32   (  -0.47,  61.42) (  -0.56,  61.75)   37.29                80
 08/01/2025   11:04:28   (   0.47,  61.41) (   0.42,  61.10)   35.63                80
 08/02/2025   10:48:18   (   0.47,  61.43) (   1.43,  65.68)  484.48                80
 08/03/2025   23:09:57   (  -0.48,  61.49) (  -0.26,  60.49)  113.82                80
 08/04/2025   22:48:27   (  -0.48,  61.51) (  -1.28,  65.06)  405.20                80
 08/06/2025   11:10:14   (   0.48,  61.50) (   0.13,  59.84)  189.69                80
 08/07/2025   10:54:04   (   0.49,  61.52) (   1.15,  64.41)  329.62                80