Simultaneous Nadir Overpasses (SNOs) between GOES-15 and FY3D
TLE Epoch: 2025 12 2.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 12/02/2025   23:28:02   (   0.51,  61.44) (   0.95,  59.56)  215.60                80
 12/03/2025   23:06:31   (   0.46,  61.44) (  -0.14,  64.13)  306.82                80
 12/05/2025   11:30:52   (  -0.55,  61.53) (  -1.15,  58.96)  294.06                80
 12/06/2025   11:09:21   (  -0.51,  61.52) (  -0.06,  63.53)  228.77                80
 12/07/2025   23:33:36   (   0.59,  61.40) (   1.25,  58.36)  345.96                80
 12/08/2025   23:12:04   (   0.54,  61.40) (   0.21,  62.94)  176.21                80
 12/10/2025   11:36:25   (  -0.62,  61.50) (  -1.50,  57.77)  425.91                80
 12/11/2025   11:14:53   (  -0.58,  61.49) (  -0.40,  62.34)   97.03                80
 12/12/2025   23:39:09   (   0.65,  61.36) (   1.58,  57.17)  476.75                80
 12/13/2025   23:17:36   (   0.61,  61.35) (   0.53,  61.75)   45.56                80
 12/16/2025   11:23:06   (  -0.65,  61.46) (  -0.70,  61.15)   35.25                80