Chalmazel
Les Jasseries
Red (intermediate)
63
Excellent
2.1 km
Length
348 m
Vertical drop
1460 m
Starts at
1112 m
Ends at
16.5%
Avg gradient
41.6%
Max gradient
sustained 50 m
Elevation profile
Run analysis
Les Jasseries is a red (intermediate) run at Chalmazel measuring 2.1 km, dropping 348 m from 1460 m down to 1112 m. It averages a 16.5% gradient, steepening to around 41.6% at its most sustained pitch.
Snowboard-friendly: no significant flat or uphill sections detected along the descent.
Watch for an uphill section: 25 m of climb about 2.0 km in.
Bonvo Slope Score: 63/100 — Excellent
Vertical12/30
Length10/25
Gradient character25/25
Flow16/20
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 Les Jasseries on the map
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