Rasus y Bannau
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Event overview
Rasus y Bannau takes place on 2 May 2026 and starts and finishes in Brecon. The races follow circular routes through the Bannau Brycheiniog (Brecon Beacons) National Park. The event offers mountain trail courses with significant ascent and multiple checkpoints. The minimum entry age is 18.
Distances
- 100 km - 65 miles / 104 km; +5,100 m ascent
- 75 km - 46.5 miles / 75.5 km; +3,500 m ascent
- Marathon - 26.5 miles / 43 km; +2,000 m ascent
Routes and checkpoints
All routes start at the Theatre in Brecon and climb the north ridge of Cribyn, then pass Fan y Big and Carn Pica. The marathon route goes via Blaen y Glyn, Torpantau, Corn Du and Pen y Fan before descending into Brecon. Ultra routes descend to Talybont Reservoir, climb Tor y Foel and Craig y Fan Ddu, cross Taf Fechan Forest and pass Pont ar Daf (CP3). Ultras follow Fan Fawr and Fan Llia, drop to Blaen Llia (CP4), then the 75 km heads toward Craig Cerrig Gleisiad while the 100 km continues west to Fan Brycheiniog and returns via Fan Gyhirych and Fan Nedd. Checkpoint counts: 9 for 100 km, 6 for 75 km, 4 for the marathon. Checkpoints supply water, energy drinks, snacks and hot food. A drop bag service is available for ultra distances at approximately 50 km (CP5).
Navigation, safety and entries
The route is marked at major junctions and runners must follow the published GPS trace. Safety teams and marshals will be on course, but navigation and adherence to the GPS route are the runner’s responsibility. A compulsory kit list applies. The ultras require mountain night running experience. Time limits are 24 hours for both ultra distances and 15 hours for the marathon. Entry fees are listed for each distance and entry includes GPS files, checkpoint support, safety cover, a finishers medal and race photography. Visit the organization's website for the most recent information.
