Simultaneous Nadir Overpasses (SNOs) between GOES-15 and FY3D
TLE Epoch: 2022 9 22.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 09/24/2022   10:33:59   (   0.29,-127.98) (   0.84,-130.37)  272.75                80
 09/25/2022   10:15:34   (   0.30,-128.01) (  -0.16,-125.91)  238.90                80
 09/26/2022   22:37:59   (  -0.27,-127.98) (  -1.05,-131.31)  380.69                80
 09/27/2022   22:22:14   (  -0.28,-128.01) (  -0.04,-126.85)  131.09                80
 09/29/2022   10:41:52   (   0.26,-128.12) (   1.19,-132.24)  469.63                80
 09/30/2022   10:26:07   (   0.27,-128.14) (   0.19,-127.78)   41.16                80
 10/02/2022   22:27:26   (  -0.26,-128.10) (  -0.37,-128.72)   70.31                80
 10/03/2022   22:11:40   (  -0.27,-128.12) (   0.58,-124.25)  440.20                80
 10/05/2022   10:31:18   (   0.24,-128.22) (   0.58,-129.63)  162.03                80
 10/06/2022   10:15:33   (   0.25,-128.23) (  -0.43,-125.17)  348.08                80