Simultaneous Nadir Overpasses (SNOs) between GOES-15 and FY3D
TLE Epoch: 2025 1 17.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 01/17/2025   10:51:03   (   0.02,  61.54) (  -0.45,  59.56)  226.55                80
 01/18/2025   10:34:59   (   0.03,  61.55) (   0.58,  64.11)  291.31                80
 01/19/2025   22:56:46   (  -0.03,  61.43) (   0.58,  58.88)  291.40                80
 01/20/2025   22:35:22   (  -0.02,  61.44) (  -0.45,  63.43)  226.10                80
 01/22/2025   10:57:18   (   0.02,  61.60) (  -0.75,  58.17)  390.59                80
 01/23/2025   10:41:13   (   0.00,  61.61) (   0.28,  62.72)  126.97                80
 01/24/2025   23:03:00   (   0.01,  61.49) (   0.93,  57.50)  456.19                80
 01/25/2025   22:41:35   (   0.01,  61.51) (  -0.11,  62.04)   60.48                80
 01/28/2025   10:44:46   (   0.00,  61.70) (  -0.08,  61.34)   41.53                80
 01/29/2025   10:28:42   (   0.00,  61.72) (   0.96,  65.88)  474.82                80
 01/30/2025   22:48:50   (  -0.01,  61.62) (   0.24,  60.67)  109.65                18