Today see's the first day of competition in the Rio Olympics 2016, with the opening session of the swimming starting at 17:00.
Ross will be competing in the 100m breaststroke in heat 6, lane 3, diving in at 19:19.
Ross' heat is the last of 6, and he takes a lane beside Team GB teammate Adam Peaty (in lane 4), who is current favourite for the 100m breaststroke and the current World Record holder.
The heat lineup is:
1. Xiang Li, China
2. Vsevolod Zanko, Russia
3. Ross Murdoch, GB
4. Adam Peaty, GB
5. Giedrius Titenis, Lithuania
6. Jake Packard, Australia
7. Yan Zibei, China
8. Panagiotis Samilidis, Greece
Ross in the news:
Ross Murdoch: I will put my heart and soul into Olympics
2016 RIO OLYMPICS: DAY 1 PRELIMS PREVIEW
Ross Murdoch eyeing Olympics shock over favourite Adam Peaty