Simultaneous Nadir Overpasses (SNOs) between GOES-15 and FY3D
TLE Epoch: 2023 4 9.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 04/09/2023   23:01:45   (  -0.13,-130.91) (  -0.90,-134.28)  384.81                80
 04/10/2023   22:40:43   (  -0.14,-131.40) (   0.18,-129.85)  176.55                80
 04/12/2023   11:05:48   (   0.13,-132.19) (   0.82,-135.27)  351.02                80
 04/13/2023   10:44:46   (   0.14,-132.68) (  -0.26,-130.84)  209.82                80
 04/14/2023   23:09:58   (  -0.13,-133.39) (  -0.81,-136.29)  330.71                80
 04/15/2023   22:48:58   (  -0.15,-133.88) (   0.33,-131.87)  230.21                80
 04/17/2023   11:14:01   (   0.13,-134.67) (   0.71,-137.28)  297.67                80
 04/18/2023   10:53:00   (   0.14,-135.15) (  -0.38,-132.85)  263.03                80
 04/19/2023   23:18:12   (  -0.12,-135.86) (  -0.68,-138.30)  278.04                80
 04/20/2023   22:57:11   (  -0.13,-136.34) (   0.41,-133.86)  282.46                80
 04/22/2023   11:22:14   (   0.11,-137.13) (   0.61,-139.28)  246.30                80