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Arc of Attrition by UTMB
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Arc 50

UTMB World Series
80.0km
January 24
Coverack,
United Kingdom
utmb·source

Race Pace Calculator · GPX Analyzer · Trail Finder

Other races: United Kingdom

Read

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  • Hill Training for Trail Runners: Train the Descents
  • Downhill Running Muscle Damage: Why Descents Wreck Quads

Full calendar: United Kingdom50-mile trail race calendar

Arc 50 · Race profile

Distance
80.0km
FlatKM
104.0
Max
117m
Min
3m

About Arc 50

Arc 50 is the 80.0km ultra trail at Arc of Attrition by UTMB 2025 (Coverack, United Kingdom). The race starts on January 24, 2025.

Course

By gradient, 24% of the distance is uphill, 30% downhill and 46% flat. Surface: 55% trail, 19% smooth, 16% road, and 9% technical. Flat-equivalent effort: 104.0 FlatKM.

Poles

The course is runnable enough that trekking poles are not needed.

Quad damage

Quad damage risk is low (index 19 of 100): a few descents worth noting, none of them decisive.

Results

348 finishers completed the 2025 edition. Men's winner: Tom Evans (Great Britain) in 6:54:40. Women's winner: Eleanor Davis (Great Britain) in 7:55:48.

This page has the full results and splits, a pacing and nutrition planner, a gradient matrix, an interactive elevation profile and historical weather for Arc 50.

Other distances of Arc of Attrition by UTMB 2025Arc 100 (160km)·Arc 25 (40.0km)

Other editions of Arc 502026

Official websitearcofattrition.utmb.world