Les Angles · France
Bosses, Bonys
Red (intermediate)Grooming: mogul
51
Very good
427 m
Length
107 m
Vertical drop
2283 m
Starts at
2175 m
Ends at
23.9%
Avg gradient
42.7%
Max gradient
sustained 50 m
Elevation profile
Run analysis
Bosses, Bonys is a red (intermediate) run at Les Angles measuring 427 m, dropping 107 m from 2283 m down to 2175 m. It averages a 23.9% gradient, steepening to around 42.7% at its most sustained pitch.
Snowboard-friendly: no significant flat or uphill sections detected along the descent.
Bonvo Slope Score: 51/100 — Very good
Vertical4/30
Length2/25
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
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