Le Semnoz · France
Chatillon
Red (intermediate)Grooming: classic
55
Excellent
820 m
Length
171 m
Vertical drop
1660 m
Starts at
1489 m
Ends at
20.8%
Avg gradient
33.4%
Max gradient
sustained 50 m
Elevation profile
Run analysis
Chatillon is a red (intermediate) run at Le Semnoz measuring 820 m, dropping 171 m from 1660 m down to 1489 m. It averages a 20.8% gradient, steepening to around 33.4% at its most sustained pitch.
Snowboard-friendly: no significant flat or uphill sections detected along the descent.
Bonvo Slope Score: 55/100 — Excellent
Vertical6/30
Length4/25
Gradient character25/25
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 Chatillon on the map
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