Simultaneous Nadir Overpasses (SNOs) between GOES-17 and FY3D
TLE Epoch: 2022 8 23.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 08/23/2022   23:05:03   (  -0.07,-137.32) (  -0.33,-138.53)  138.18                80
 08/24/2022   22:49:18   (  -0.07,-137.31) (   0.65,-134.07)  369.91                80
 08/26/2022   11:08:55   (   0.06,-137.31) (   0.53,-139.44)  242.86                80
 08/27/2022   10:53:10   (   0.06,-137.31) (  -0.45,-134.98)  264.99                80
 08/28/2022   23:12:57   (  -0.06,-137.30) (  -0.73,-140.40)  352.68                80
 08/29/2022   22:57:11   (  -0.06,-137.29) (   0.26,-135.93)  155.00                80
 08/31/2022   11:16:48   (   0.05,-137.28) (   0.99,-141.29)  458.65                80
 09/01/2022   11:01:03   (   0.05,-137.27) (  -0.05,-136.84)   48.49                80
 09/03/2022   23:02:24   (  -0.05,-137.22) (  -0.18,-137.79)   64.29                80
 09/04/2022   22:46:39   (  -0.05,-137.20) (   0.81,-133.33)  441.85                80