Simultaneous Nadir Overpasses (SNOs) between GOES-15 and FY3D
TLE Epoch: 2023 10 28.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 10/28/2023   21:54:33   (   0.10,  67.16) (   0.47,  65.42)  196.94                80
 10/29/2023   21:33:30   (   0.13,  66.11) (  -0.73,  69.85)  426.49                80
 10/31/2023   09:58:41   (  -0.10,  64.52) (  -0.15,  64.38)   15.88                80
 11/01/2023   22:21:04   (   0.07,  62.86) (   0.98,  58.94)  447.85                80
 11/02/2023   22:00:03   (   0.10,  61.82) (  -0.28,  63.35)  175.20                80
 11/04/2023   10:25:13   (  -0.07,  60.24) (  -0.58,  57.88)  269.14                80
 11/05/2023   10:04:10   (  -0.09,  59.19) (   0.62,  62.30)  355.17                80
 11/06/2023   22:29:14   (   0.06,  57.53) (   0.20,  56.86)   76.76                80
 11/09/2023   10:30:42   (  -0.06,  54.92) (   0.16,  55.81)  101.19                80
 11/10/2023   22:55:45   (   0.03,  53.26) (   0.65,  50.36)  329.62                80