Simultaneous Nadir Overpasses (SNOs) between GOES-15 and FY3D
TLE Epoch: 2022 9 25.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 09/26/2022   22:38:00   (  -0.28,-127.98) (  -1.01,-131.32)  380.11                80
 09/27/2022   22:22:14   (  -0.29,-128.01) (  -0.01,-126.86)  131.81                80
 09/29/2022   10:41:52   (   0.27,-128.13) (   1.21,-132.23)  468.56                80
 09/30/2022   10:23:26   (   0.28,-128.15) (   0.21,-127.77)   42.42                80
 10/02/2022   22:27:26   (  -0.26,-128.11) (  -0.40,-128.72)   68.85                80
 10/03/2022   22:11:41   (  -0.27,-128.13) (   0.61,-124.26)  441.72                80
 10/05/2022   10:31:19   (   0.24,-128.23) (   0.54,-129.64)  160.12                80
 10/06/2022   10:15:33   (   0.25,-128.25) (  -0.47,-125.18)  350.13                80
 10/07/2022   22:35:18   (  -0.22,-128.19) (  -0.77,-130.58)  272.66                80
 10/08/2022   22:19:32   (  -0.23,-128.20) (   0.25,-126.12)  238.01                80