Simultaneous Nadir Overpasses (SNOs) between GOES-17 and FY3D
TLE Epoch: 2022 9 30.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 09/30/2022   23:04:54   (  -0.05,-137.33) (  -0.25,-138.12)   90.65                80
 10/01/2022   22:49:08   (  -0.05,-137.33) (   0.75,-133.66)  417.20                80
 10/03/2022   11:08:47   (   0.04,-137.32) (   0.40,-139.04)  196.30                80
 10/04/2022   10:53:01   (   0.04,-137.31) (  -0.60,-134.58)  311.03                80
 10/05/2022   23:12:45   (  -0.03,-137.28) (  -0.64,-139.98)  307.60                80
 10/06/2022   22:57:00   (  -0.03,-137.27) (   0.36,-135.52)  199.71                80
 10/08/2022   11:16:37   (   0.02,-137.26) (   0.85,-140.89)  414.07                80
 10/09/2022   11:00:52   (   0.02,-137.24) (  -0.16,-136.43)   93.18                80
 10/11/2022   23:02:11   (  -0.02,-137.20) (  -0.07,-137.36)   18.65                80
 10/12/2022   22:46:25   (  -0.03,-137.18) (   0.95,-132.90)  488.10                80