Simultaneous Nadir Overpasses (SNOs) between GOES-17 and FY3D
TLE Epoch: 2023 2 6.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 02/06/2023   09:15:20   (   0.01,-107.85) (   0.32,-109.25)  158.86                80
 02/07/2023   08:59:35   (   0.01,-106.69) (  -0.44,-104.75)  222.01                80
 02/09/2023   21:00:57   (  -0.01,-103.77) (  -0.41,-105.60)  207.46                80
 02/10/2023   20:45:13   (  -0.01,-102.62) (   0.36,-101.10)  173.64                80
 02/13/2023   08:46:26   (   0.01, -99.69) (   0.49,-101.91)  252.85                80
 02/14/2023   08:30:41   (   0.01, -98.53) (  -0.22, -97.40)  127.91                80
 02/16/2023   20:32:03   (  -0.02, -95.60) (  -0.60, -98.25)  302.75                80
 02/17/2023   20:16:17   (  -0.02, -94.43) (   0.12, -93.75)   77.98                80
 02/18/2023   19:57:53   (  -0.02, -93.28) (   0.89, -89.25)  458.96                80