DateExpected
Early April 2027
Based on past editions. We'll confirm when the organiser announces.
Venue
Theatre Brycheiniog, Brecon, Wales LD3 7DW
Brecon, Powys
Countdown
April
The big one: a 104 km loop that starts at tea time, so you run through a whole night in the mountains and a second day before the finish.
Key facts
0130-hour cut-off, 23:30 on Saturday
02GPS navigation required, plus route signage or a map
03Entrants must be 18+ and comfortable in the mountains at night
Create a free training plan for the Rasus y Bannau 104 km
7-day free trial, no card required
The course
The route
Brecon
Distance104km
Total climb5,400m
StartElevation
0 kmDrag map to rotate98.9 km
Weather
Early-April, Brecon
10°CTypical high
3°CTypical low
-7°CColdest in 20 years
48%Days with rain
Highs around 10°C and lows around 3°C, but it has dropped to -7°C. Rain on 48% of days. Pack for the cold end, not the average.
NASA POWER data, 2006-2025, the week either side of race day
2026 results
Who finishes, and how
#RiderTimeAvg speed
01Matt Hunt15:56:546.5 km/h
02Jordan Vincent16:58:066.1 km/h
03Chris Raby18:00:515.8 km/h
8
Finishers
18:01:08
Median time
5.8 km/h
Median speed
Overall · 2026 results, as published by the organiser.
How fast could you finish?
Get a prediction based on your recent training
Organiser
Training
Training for the Rasus y Bannau 104 km
We don't do generic plans. We combine deep knowledge of this race's demands with your recent training, then build a plan with you that progresses as you do.
Beina integrates directly with your existing tools to understand your current fitness, and synchronise your planned sessions.
Intervals.icuWhat a Rasus y Bannau 104 km plan targets
Typical sessions
104 km with 5,400 m of climbing
Time on feet and fatigue resistance
Fuelling and pacing for the whole event
What your weeks look like
Typical sessions
Long runs that build time on your feet
Tempo and threshold sessions to hold race pace
Hill reps and vert to prepare the climbs and descents
Back-to-back weekend runs for fatigue resistance
Not a generic schedule
Typical sessions
Built from your current fitness and the time you actually have
Adapts every week as Beina learns how you respond
Syncs your sessions straight to Garmin and Wahoo
One clear next session, never a wall of spreadsheet
Entries open now
Get your Rasus y Bannau 104 km plan.
7-day free trial, no card required.
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