Simultaneous Nadir Overpasses (SNOs) between GOES-15 and FY3D
TLE Epoch: 2022 11 3.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 11/03/2022   22:38:18   (  -0.10,-128.37) (  -0.69,-131.04)  304.20                80
 11/04/2022   22:22:40   (  -0.11,-128.37) (   0.31,-126.61)  201.17                80
 11/06/2022   10:42:28   (   0.08,-128.44) (   0.88,-132.02)  408.20                80
 11/07/2022   10:26:49   (   0.10,-128.44) (  -0.07,-127.58)   96.92                80
 11/09/2022   22:28:25   (  -0.09,-128.33) (  -0.15,-128.59)   29.69                80
 11/10/2022   22:12:47   (  -0.10,-128.32) (   0.86,-124.16)  475.05                80
 11/12/2022   10:32:34   (   0.07,-128.39) (   0.36,-129.57)  135.27                80
 11/13/2022   10:16:56   (   0.09,-128.37) (  -0.66,-125.14)  369.02                80
 11/14/2022   22:36:51   (  -0.06,-128.26) (  -0.56,-130.58)  263.78                80
 11/15/2022   22:21:12   (  -0.07,-128.25) (   0.41,-126.14)  240.44                80