Brévent/Flégère (Chamonix) · France
Cornu
Freeride (unpatrolled)Grooming: backcountry
51
Very good
390 m
Length
133 m
Vertical drop
2249 m
Starts at
2117 m
Ends at
33.1%
Avg gradient
46.8%
Max gradient
sustained 50 m
Elevation profile
Run analysis
Cornu is a freeride (unpatrolled) run at Brévent/Flégère (Chamonix) measuring 390 m, dropping 133 m from 2249 m down to 2117 m. It averages a 33.1% gradient, steepening to around 46.8% at its most sustained pitch.
Snowboard-friendly: no significant flat or uphill sections detected along the descent.
Bonvo Slope Score: 51/100 — Very good
Vertical4/30
Length2/25
Gradient character25/25
Flow20/20
Scored from the run's real geometry — steepness is judged against what a freeride (unpatrolled) run should feel like, so every difficulty class can reach 100. Methodology
Explore Cornu on the map
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