Simultaneous Nadir Overpasses (SNOs) between GOES-15 and FY3D
TLE Epoch: 2025 1 27.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 01/28/2025   10:44:45   (   0.01,  61.69) (  -0.09,  61.35)   39.93                80
 01/29/2025   10:28:41   (   0.01,  61.71) (   0.96,  65.89)  476.41                80
 01/30/2025   22:50:27   (  -0.02,  61.62) (   0.22,  60.67)  109.43                80
 01/31/2025   22:29:02   (  -0.02,  61.65) (  -0.84,  65.21)  406.75                80
 02/02/2025   10:50:57   (   0.02,  61.81) (  -0.43,  59.97)  210.88                80
 02/03/2025   10:34:52   (   0.02,  61.84) (   0.64,  64.51)  305.24                80
 02/04/2025   22:53:59   (  -0.02,  61.75) (   0.54,  59.29)  281.08                80
 02/05/2025   22:37:53   (  -0.02,  61.78) (  -0.48,  63.84)  234.54                80
 02/07/2025   10:57:07   (   0.03,  61.96) (  -0.76,  58.60)  384.25                80
 02/08/2025   10:41:03   (   0.03,  61.99) (   0.31,  63.14)  131.06                80
 02/09/2025   23:00:09   (  -0.04,  61.92) (   0.86,  57.91)  456.33                80