The "Bathurst 20" likely refers to the 2025 Bathurst 1000, which is a major motor racing event for Supercars. It is scheduled to take place from October 9 to October 12, 2025, at Mount Panorama-Wahluu in Bathurst, New South Wales, Australia. This event hosts a single race of 1000 kilometers and marks the 68th running of the Bathurst 1000 race.
If the query intended another meaning of "Bathurst 20," please clarify, but for the famous Bathurst 1000 race, the 2025 event dates are in early October.
