Simultaneous Nadir Overpasses (SNOs) between GOES-15 and FY3D
TLE Epoch: 2023 9 29.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 09/30/2023   07:47:49   (  -0.26,  97.77) (  -0.51,  96.66)  126.62                80
 10/01/2023   07:26:48   (  -0.28,  96.71) (   0.68, 101.08)  497.86                80
 10/02/2023   19:49:12   (   0.26,  95.09) (   0.16,  95.63)   60.94                80
 10/04/2023   08:14:25   (  -0.23,  93.46) (  -0.98,  90.14)  378.25                80
 10/05/2023   07:53:24   (  -0.25,  92.39) (   0.22,  94.56)  246.65                80
 10/06/2023   20:18:28   (   0.22,  90.76) (   0.62,  89.11)  188.21                80
 10/07/2023   19:57:28   (   0.24,  89.70) (  -0.64,  93.52)  435.88                80
 10/09/2023   08:22:40   (  -0.21,  88.06) (  -0.21,  88.04)    2.59                80
 10/10/2023   20:45:04   (   0.18,  86.40) (   1.04,  82.59)  434.82                80
 10/11/2023   20:24:03   (   0.21,  85.34) (  -0.16,  87.01)  190.04                80