Simultaneous Nadir Overpasses (SNOs) between GOES-15 and FY3D
TLE Epoch: 2023 5 14.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 05/14/2023   23:56:38   (  -0.05,-147.77) (  -0.18,-148.25)   55.72                69
 05/17/2023   12:01:51   (   0.04,-148.93) (   0.13,-149.22)   34.36                 4
 05/20/2023   00:07:16   (  -0.02,-150.04) (  -0.04,-150.24)   22.78                80
 05/22/2023   12:08:35   (   0.01,-151.18) (   0.03,-151.20)    4.04                80
 05/25/2023   00:15:24   (   0.01,-152.27) (   0.03,-152.22)    6.46                80
 05/27/2023   12:16:43   (  -0.01,-153.39) (  -0.04,-153.18)   24.05                80