Simultaneous Nadir Overpasses (SNOs) between GOES-17 and FY3D
TLE Epoch: 2022 7 2.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 07/03/2022   11:06:11   (   0.04,-137.20) (   0.36,-138.63)  163.30                80
 07/04/2022   10:45:06   (   0.04,-137.20) (  -0.65,-134.18)  344.58                80
 07/05/2022   23:10:13   (  -0.05,-137.19) (  -0.57,-139.59)  272.70                80
 07/06/2022   22:49:08   (  -0.04,-137.19) (   0.44,-135.13)  234.83                80
 07/08/2022   11:14:06   (   0.05,-137.18) (   0.77,-140.51)  378.83                80
 07/09/2022   10:53:02   (   0.04,-137.17) (  -0.24,-136.05)  128.07                80
 07/10/2022   23:18:08   (  -0.04,-137.15) (  -0.99,-141.46)  491.26                80
 07/11/2022   22:57:04   (  -0.03,-137.13) (   0.03,-137.00)   15.14                80
 07/14/2022   11:03:37   (   0.02,-137.08) (   0.22,-137.91)   94.94                80
 07/15/2022   10:42:32   (   0.01,-137.06) (  -0.80,-133.46)  410.91                80