Bossost, Spain · Wednesday, July 1, 2026

Fixed Distance 50 mi

Val dAran by UTMB - TDL (Termières dera Libertat)

Race completed
75 km Distance
5,100 m Climbing
10.0 Grit · Elite / extreme
42.7860° N, 0.6931° E © OpenFreeMap © OpenMapTiles Data from OpenStreetMap

What the course asks

Climbing rate 68 m / km Mountain. Significant climbing. Steep sections will require power hiking.
Time limit 20 hours 16:00 min/km average. Generous. Walkable throughout for most of the field. Among the most forgiving 50 mi cut-offs we track. Measured against 445 races of the same distance. Cut-off calculator →

Typical conditions, July

Daytime high 26°C
Night low 13°C
Rainfall Mostly dry
Daylight 15 h 18 m of light

Regional 2001-2020 average for July — NASA POWER, grid elevation 866 m. Not a forecast.

The Aid Station

Course-specific beta from the community

⛰️ terrain

This is a mountain course. Poles are highly recommended for the sustained climbs.

By UltraHub Expert
👟 gear

With trail terrain, choose a shoe with moderate cushioning for optimal performance.

By UltraHub Expert

Gear for this race

Chosen for 75 km of trail with 5,100 m of ascent.

All gear guides →

Similar races

Other 50 mi trail ultras, closest in distance first.