Simultaneous Nadir Overpasses (SNOs) between GOES-15 and FY3D
TLE Epoch: 2025 8 20.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 08/20/2025   22:47:08   (  -0.51,  61.71) (  -1.44,  65.80)  467.12                80
 08/22/2025   11:08:55   (   0.49,  61.71) (   0.22,  60.59)  128.06                80
 08/23/2025   10:52:46   (   0.50,  61.72) (   1.27,  65.16)  391.40                80
 08/24/2025   23:14:25   (  -0.48,  61.77) (  -0.09,  59.97)  204.66                80
 08/25/2025   22:52:56   (  -0.50,  61.79) (  -1.14,  64.54)  313.87                80
 08/27/2025   11:14:43   (   0.47,  61.80) (  -0.09,  59.32)  282.62                80
 08/28/2025   10:58:34   (   0.48,  61.82) (   0.96,  63.89)  236.49                80
 08/29/2025   23:20:12   (  -0.45,  61.86) (   0.26,  58.71)  358.85                80
 08/30/2025   22:58:42   (  -0.48,  61.89) (  -0.79,  63.28)  158.86                80
 09/01/2025   11:23:10   (   0.44,  61.93) (  -0.43,  58.07)  440.05                80
 09/02/2025   11:01:40   (   0.47,  61.95) (   0.62,  62.63)   78.15                80