Les Angles · France
Lou Bac
Black (advanced)
39
Enjoyable
210 m
Length
40 m
Vertical drop
1730 m
Starts at
1690 m
Ends at
17.9%
Avg gradient
24.7%
Max gradient
sustained 50 m
Elevation profile
Run analysis
Lou Bac is a black (advanced) run at Les Angles measuring 210 m, dropping 40 m from 1730 m down to 1690 m. It averages a 17.9% gradient, steepening to around 24.7% at its most sustained pitch.
Snowboard-friendly: no significant flat or uphill sections detected along the descent.
Bonvo Slope Score: 39/100 — Enjoyable
Vertical1/30
Length1/25
Gradient character17/25
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
Explore Lou Bac on the map
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