Simultaneous Nadir Overpasses (SNOs) between GOES-15 and FY3D
TLE Epoch: 2025 8 18.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 08/19/2025   23:08:37   (  -0.49,  61.69) (  -0.38,  61.24)   51.44                80
 08/20/2025   22:47:08   (  -0.51,  61.71) (  -1.43,  65.80)  467.01                80
 08/22/2025   11:08:56   (   0.49,  61.71) (   0.26,  60.58)  128.24                80
 08/23/2025   10:52:47   (   0.50,  61.72) (   1.31,  65.15)  391.24                80
 08/24/2025   23:14:25   (  -0.48,  61.77) (  -0.07,  59.97)  204.75                80
 08/25/2025   22:52:55   (  -0.50,  61.79) (  -1.12,  64.54)  313.78                80
 08/27/2025   11:17:23   (   0.46,  61.80) (  -0.10,  59.32)  282.75                80
 08/28/2025   10:58:33   (   0.48,  61.82) (   0.95,  63.89)  236.36                80
 08/29/2025   23:20:12   (  -0.45,  61.86) (   0.28,  58.72)  358.91                80
 08/30/2025   22:58:42   (  -0.47,  61.89) (  -0.78,  63.28)  158.82                80
 09/01/2025   11:23:09   (   0.44,  61.93) (  -0.45,  58.07)  440.13                80