Les Sybelles · France
Col des Lacs
Unrated
48
Very good
217 m
Length
55 m
Vertical drop
2506 m
Starts at
2452 m
Ends at
24.3%
Avg gradient
35.3%
Max gradient
sustained 50 m
Elevation profile
Run analysis
Col des Lacs is a unrated run at Les Sybelles measuring 217 m, dropping 55 m from 2506 m down to 2452 m. It averages a 24.3% gradient, steepening to around 35.3% at its most sustained pitch.
Snowboard-friendly: no significant flat or uphill sections detected along the descent.
Bonvo Slope Score: 48/100 — Very good
Vertical2/30
Length1/25
Gradient character25/25
Flow20/20
Scored from the run's real geometry — steepness is judged against what a unrated run should feel like, so every difficulty class can reach 100. Methodology
Explore Col des Lacs on the map
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