Simultaneous Nadir Overpasses (SNOs) between GOES-15 and FY3D
TLE Epoch: 2022 10 13.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 10/13/2022   22:27:23   (  -0.21,-128.31) (  -0.12,-127.96)   40.20                80
 10/16/2022   10:28:34   (   0.20,-128.41) (   0.29,-128.87)   52.73                80
 10/17/2022   10:12:48   (   0.20,-128.41) (  -0.68,-124.40)  456.84                80
 10/18/2022   22:32:32   (  -0.18,-128.34) (  -0.51,-129.80)  166.88                80
 10/19/2022   22:16:47   (  -0.18,-128.35) (   0.52,-125.35)  342.84                80
 10/21/2022   10:36:24   (   0.16,-128.44) (   0.66,-130.72)  260.19                80
 10/22/2022   10:20:38   (   0.17,-128.44) (  -0.32,-126.25)  249.15                80
 10/23/2022   22:40:22   (  -0.14,-128.36) (  -0.87,-131.65)  375.60                80
 10/24/2022   22:24:35   (  -0.15,-128.36) (   0.11,-127.19)  133.75                80
 10/26/2022   10:44:13   (   0.13,-128.44) (   1.06,-132.56)  469.57                80