Chamrousse · France
Jallabres
Black (advanced)
52
Very good
462 m
Length
154 m
Vertical drop
2156 m
Starts at
2003 m
Ends at
32.3%
Avg gradient
52.5%
Max gradient
sustained 50 m
Elevation profile
Run analysis
Jallabres is a black (advanced) run at Chamrousse measuring 462 m, dropping 154 m from 2156 m down to 2003 m. It averages a 32.3% gradient, steepening to around 52.5% at its most sustained pitch.
Snowboard-friendly: no significant flat or uphill sections detected along the descent.
Bonvo Slope Score: 52/100 — Very good
Vertical5/30
Length2/25
Gradient character25/25
Flow20/20
Scored from the run's real geometry — steepness is judged against what a black (advanced) run should feel like, so every difficulty class can reach 100. Methodology
Explore Jallabres on the map
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