Simultaneous Nadir Overpasses (SNOs) between GOES-17 and FY3D
TLE Epoch: 2022 11 22.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 11/22/2022   10:52:41   (   0.02,-137.39) (  -0.77,-133.99)  388.07                80
 11/23/2022   23:12:36   (  -0.01,-137.38) (  -0.47,-139.43)  232.89                80
 11/24/2022   22:56:57   (  -0.02,-137.38) (   0.55,-135.00)  272.57                80
 11/26/2022   11:16:44   (   0.01,-137.38) (   0.71,-140.39)  344.22                80
 11/27/2022   11:01:05   (   0.01,-137.37) (  -0.32,-135.97)  160.65                80
 11/28/2022   23:21:00   (  -0.01,-137.35) (  -0.93,-141.40)  461.93                80
 11/29/2022   23:05:22   (  -0.01,-137.35) (   0.09,-136.97)   42.80                80
 12/02/2022   11:06:50   (   0.00,-137.33) (   0.12,-137.95)   69.87                80
 12/03/2022   10:51:10   (   0.00,-137.32) (  -0.85,-133.50)  434.76                80
 12/04/2022   23:11:06   (  -0.00,-137.30) (  -0.39,-138.94)  188.28                80
 12/05/2022   22:55:27   (  -0.00,-137.28) (   0.64,-134.51)  315.96                80