Coverack, United Kingdom · Trail
Arc of Attrition by UTMB 2027
2026·2027
Friday, January 22, 2027 at 1:00 PM UTC
New courses for 2027. The event moved its base to Perranporth Airfield, the 100-miler lengthened from 161 km to 173 km, the 100K start moved from Porthcurno to Land's End, and a new 50K replaced the 25K, running south from Harlyn Bay.
Registration is open.
Distances
Arc 100M
- Distance
- 173 km (107 mi)
- Vert gain
- 5,507 m (18,100 ft)
- Start
- 1:00 PM UTC
- Cutoff
- 37 hr
Starts at Coverack on the Lizard peninsula and finishes at Perranporth Airfield, closing at 2:30 a.m. on the Sunday.
Arc 100K
- Distance
- 82.7 km (51 mi)
- Vert gain
- 2,708 m (8,900 ft)
- Start
- 10:00 AM UTC
- Cutoff
- 16 hr
Starts at Land's End and finishes at Perranporth Airfield, closing at 2:30 a.m. on the Sunday.
| Distance | Vert gain | Start | Cutoff | Notes |
|---|---|---|---|---|
| 173 km (107 mi) | 5,507 m (18,100 ft) | 1:00 PM UTC | 37 hr | Starts at Coverack on the Lizard peninsula and finishes at Perranporth Airfield, closing at 2:30 a.m. on the Sunday. |
| 82.7 km (51 mi) | 2,708 m (8,900 ft) | 10:00 AM UTC | 16 hr | Starts at Land's End and finishes at Perranporth Airfield, closing at 2:30 a.m. on the Sunday. |
Every year
- 2027January 22, 2027 · upcoming
- 2026January 23, 2026 · completedArc 50: Kristian Jones 07:09:41 · Gemma Hillier Moses 08:12:56; Arc 100: Hugh Tibbs 19:10:09 · Anne-Sofie Pollestad 22:28:24