https://www.techradar.com/news/how-to-watch-the-larc-de-triomphe-2018-live-stream-racing-from-anywhere-in-the-world

The 2018 Prix de l'Arc de Triomphe will be run on Sunday, October 7. There is also an undercard preceding the main event on Saturday 6.

The main race on Sunday is set to start at 4.05pm local time. So that's 3.05pm BST, 10.05am ET, 7.05am PT and 00.05 Monday AET.