Simultaneous Nadir Overpasses (SNOs) between GOES-17 and FY3D
TLE Epoch: 2022 12 31.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 12/31/2022   23:16:23   (  -0.02,-137.33) (  -0.62,-139.91)  294.49                80
 01/01/2023   23:00:43   (  -0.02,-137.32) (   0.38,-135.47)  211.10                80
 01/03/2023   11:23:10   (   0.02,-137.32) (   0.80,-140.88)  405.22                80
 01/04/2023   11:02:10   (   0.02,-137.31) (  -0.20,-136.44)   99.80                80
 01/06/2023   23:06:25   (  -0.02,-137.28) (  -0.07,-137.43)   17.95                80
 01/07/2023   22:50:46   (  -0.02,-137.26) (   0.94,-132.99)  486.65                80
 01/09/2023   11:13:11   (   0.01,-137.25) (   0.30,-138.39)  130.96                80
 01/10/2023   10:52:11   (   0.01,-137.23) (  -0.71,-133.95)  373.28                80
 01/11/2023   23:17:27   (  -0.01,-137.20) (  -0.48,-139.40)  249.99                80
 01/12/2023   22:56:27   (  -0.00,-137.18) (   0.53,-134.96)  254.10                80