Petit-Rosier - Col d'Arcomy

EEExperienced hikersummer

Distance

2.6 km

Ascent

+507 m

Descent

−0 m

Duration

2 h

Fitness level

Elevation profile

Petit-Rosier · 1437 mCol d'Arcomy · 1958 m

Map & route

Download GPX

GPX track — verify on the ground before hiking

Description

Petit-Rosier - Col d'Arcomy is an official trail from the Aosta Valley trail registry (code 18_S11). The route lies in the municipality of Châtillon, in the Valtournenche. From Petit-Rosier (1437 m) to Col d'Arcomy (1958 m): 2.6 km with +507 m of elevation change, difficulty EE (CAI scale). Minimum elevation 1437 m, maximum 1958 m. Recommended season per registry: giugno, luglio, agosto, settembre (months 6, 7, 8, 9). Waymarking: 13 segnavia recorded in the registry. GPX track and elevation data from Regione Autonoma Valle d'Aosta (open data DGR 899/2014).

Ad · in-content-mid

Start & end

Start

Petit-Rosier

1437 m

Finish

Col d'Arcomy

1958 m

ACurated and verified by Andrea

Data source: Catasto Sentieri Regione Autonoma VdA · Open data — DGR 899/2014

Last verified: June 1, 2026