Simultaneous Nadir Overpasses (SNOs) between GOES-15 and FY3D
TLE Epoch: 2025 1 30.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 01/30/2025   22:50:27   (   0.00,  61.62) (   0.21,  60.67)  108.17                80
 01/31/2025   22:29:02   (   0.00,  61.64) (  -0.79,  65.22)  408.20                80
 02/02/2025   10:50:57   (   0.00,  61.80) (  -0.41,  59.97)  209.00                80
 02/03/2025   10:34:51   (   0.00,  61.82) (   0.59,  64.52)  307.35                80
 02/04/2025   22:53:58   (   0.00,  61.74) (   0.58,  59.30)  278.55                80
 02/05/2025   22:37:53   (   0.00,  61.76) (  -0.49,  63.84)  237.37                80
 02/07/2025   10:57:08   (  -0.00,  61.94) (  -0.75,  58.60)  380.89                80
 02/08/2025   10:41:02   (  -0.00,  61.97) (   0.27,  63.15)  134.69                80
 02/09/2025   23:00:08   (  -0.00,  61.89) (   0.89,  57.92)  452.18                80
 02/10/2025   22:44:03   (  -0.00,  61.92) (  -0.13,  62.48)   63.38                80