As with all Centurion events, runners will be fully supported by 5 well stocked aid stations, full medical support and a marked course. Race held under full UK Athletics Permit granted through the TRA (Permit Number Pending).
16 Mar 2024 09:00
No. of Starters
# of Aid Stations
EU / UK / ENGLAND / SOUTH-EAST
80% TRAIL, 20% ROAD
Entries for 2024 open at 1000 on Saturday 15th April 2023 and are available on a first come first served basis. There is no waiting list for this event.
Runners must finish the course within a 9 hour time limit. There are additional cut offs on route which can be found in the aid station table.
Registration, Race Start, Race Finish and Race HQ are at Stonor Park, Stonor, Henley-On-Thames, RG9 6HF.
The route is a beautiful but challenging 50km trail ultra through the heart of the Chiltern countryside. The route takes in 4000ft of climb, visiting picturesque villages and ancient woodland while traversing some incredible trails.
A map of the route and a downloadable GPX file can be found at the bottom of this page.
Medal Finishers only. Runners can refuse a medal during registration, and have a tree planted instead.
Additional prizes will be awarded to First/ Second/ Third place Male and Female.
Winners of each age category will also be awarded prizes: M40, M50, M60, M70 and F40, F50, F60, F70.
A full list of the aid stations including the relative cut off times can be found here. Aid stations will carry as a minimum: Water, Coke, Tailwind, Gu Gels, chocolate, sweets, sandwiches, nuts, lots of fruit, wraps and other sweet and savoury snacks. There will be hot food and drink available at the finish which is included in the entry fee for all runners.
Parking for the race is at the start/ finish so all bags should be left in vehicles where possible. For runners arriving without a vehicle - Finish Line Bags may be deposited at registration, whereupon they will be stored in number order and accessible to runners at the end of the race. Bags should be clearly labelled with runners name and bib number.
The course will be marked with Centurion Ribbons and Centurion marker arrows for the entire duration.
No pacers are permitted at any point on the route.
No crews are permitted at any point on the route.
There will be a dedicated team of race medics available throughout the race including a static first aid team at the finish line and a minimum of one roving team out on course at all times. If you suffer an injury or accident that warrants direct medical attention, the medics will be on hand to provide you with exactly that. Contact numbers and full details of what to do in an emergency will be given to you in the pre race information packs and again at race registration. Due to the nature of the course ie. some remote and far from roads, the medics may take some time to reach you, or potentially be out of contact tending to other runners. In those instances you should contact the emergency services on 999 AS WELL AS the race medics. Full instructions on what to do in an emergency can be found in the infopacks.
80% of the course is on trail. Trail shoes are advised.
There will be kit checks prior to the race as well as potientially during and at the finish. Runners must carry the following mandatory equipment at all times. A time penalty of one hour will be imposed for any item found to be missing at any point on course. Please refer to this page for explanations on the inclusion of the below items.
There are many options regards kit for fulfilling these requirements and those of other events. We stock what we believe to be the best options at our online store available by clicking here under the Mandatory Gear Section. Please ask us if you have any questions.
The video below takes you through the mandatory gear for the race and gives some tips and advice on how to pack it.