Simultaneous Nadir Overpasses (SNOs) between GOES-15 and FY3D
TLE Epoch: 2025 7 4.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 07/05/2025   11:13:13   (   0.37,  61.24) (  -0.33,  58.31)  335.15                80
 07/06/2025   10:57:04   (   0.36,  61.24) (   0.73,  62.88)  186.06                80
 07/07/2025   23:16:03   (  -0.38,  61.29) (   0.46,  57.69)  411.76                80
 07/08/2025   22:59:53   (  -0.38,  61.30) (  -0.59,  62.26)  108.69                80
 07/10/2025   11:19:01   (   0.40,  61.28) (  -0.60,  57.03)  484.55                80
 07/11/2025   11:02:51   (   0.40,  61.28) (   0.46,  61.60)   35.95                80
 07/13/2025   23:05:41   (  -0.41,  61.35) (  -0.32,  60.98)   41.96                80
 07/14/2025   22:46:52   (  -0.40,  61.36) (  -1.38,  65.55)  478.03                80
 07/16/2025   11:05:59   (   0.42,  61.34) (   0.21,  60.32)  115.87                80
 07/17/2025   10:49:48   (   0.41,  61.36) (   1.22,  64.90)  404.20                80