Les Arcs / Peisey-Vallandry · France
Bosses
Black (advanced)Grooming: mogul
60
Excellent
1.1 km
Length
278 m
Vertical drop
2248 m
Starts at
1970 m
Ends at
24.8%
Avg gradient
39.6%
Max gradient
sustained 50 m
Elevation profile
Run analysis
Bosses is a black (advanced) run at Les Arcs / Peisey-Vallandry measuring 1.1 km, dropping 278 m from 2248 m down to 1970 m. It averages a 24.8% gradient, steepening to around 39.6% at its most sustained pitch.
Snowboard-friendly: no significant flat or uphill sections detected along the descent.
Bonvo Slope Score: 60/100 — Excellent
Vertical9/30
Length6/25
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
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