Simultaneous Nadir Overpasses (SNOs) between GOES-17 and FY3D
TLE Epoch: 2022 9 4.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 09/04/2022   22:46:39   (  -0.08,-137.30) (   0.81,-133.32)  454.13                80
 09/06/2022   11:06:16   (   0.07,-137.31) (   0.38,-138.69)  157.64                80
 09/07/2022   10:50:31   (   0.07,-137.31) (  -0.60,-134.23)  350.14                80
 09/08/2022   23:10:17   (  -0.06,-137.29) (  -0.61,-139.64)  268.61                80
 09/09/2022   22:54:31   (  -0.06,-137.28) (   0.38,-135.18)  239.26                80
 09/11/2022   11:14:09   (   0.06,-137.28) (   0.82,-140.55)  372.81                80
 09/12/2022   10:58:24   (   0.06,-137.28) (  -0.23,-136.10)  134.97                80
 09/13/2022   23:18:09   (  -0.05,-137.25) (  -1.02,-141.50)  484.02                80
 09/14/2022   23:02:24   (  -0.06,-137.24) (  -0.03,-137.03)   23.46                80
 09/17/2022   11:03:37   (   0.05,-137.22) (   0.19,-137.96)   83.00                80