Brévent/Flégère (Chamonix) · France
Lachenal
Red (intermediate)Grooming: classic
35
Enjoyable
155 m
Length
12 m
Vertical drop
2324 m
Starts at
2312 m
Ends at
6.9%
Avg gradient
11.4%
Max gradient
sustained 50 m
Elevation profile
Run analysis
Lachenal is a red (intermediate) run at Brévent/Flégère (Chamonix) measuring 155 m, dropping 12 m from 2324 m down to 2312 m. It averages a 6.9% gradient, steepening to around 11.4% at its most sustained pitch.
Snowboard-friendly: no significant flat or uphill sections detected along the descent.
Bonvo Slope Score: 35/100 — Enjoyable
Vertical0/30
Length1/25
Gradient character14/25
Flow20/20
Scored from the run's real geometry — steepness is judged against what a red (intermediate) run should feel like, so every difficulty class can reach 100. Methodology
Explore Lachenal on the map
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Ski Lachenal with the map in your pocket — offline.
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