Montclar · France
Blanche Serre-Ponçon
Black (advanced)
23
Gentle
325 m
Length
34 m
Vertical drop
1747 m
Starts at
1713 m
Ends at
9.6%
Avg gradient
28.5%
Max gradient
sustained 50 m
Elevation profile
Run analysis
Blanche Serre-Ponçon is a black (advanced) run at Montclar measuring 325 m, dropping 34 m from 1747 m down to 1713 m. It averages a 9.6% gradient, steepening to around 28.5% at its most sustained pitch.
Snowboard-friendly: no significant flat or uphill sections detected along the descent.
Bonvo Slope Score: 23/100 — Gentle
Vertical1/30
Length2/25
Gradient character0/25
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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