Les 3 Vallées · France
Gaston
Blue (easy)
49
Very good
398 m
Length
72 m
Vertical drop
2051 m
Starts at
1979 m
Ends at
17.9%
Avg gradient
21.5%
Max gradient
sustained 50 m
Elevation profile
Run analysis
Gaston is a blue (easy) run at Les 3 Vallées measuring 398 m, dropping 72 m from 2051 m down to 1979 m. It averages a 17.9% gradient, steepening to around 21.5% at its most sustained pitch.
Snowboard-friendly: no significant flat or uphill sections detected along the descent.
Bonvo Slope Score: 49/100 — Very good
Vertical2/30
Length2/25
Gradient character25/25
Flow20/20
Scored from the run's real geometry — steepness is judged against what a blue (easy) run should feel like, so every difficulty class can reach 100. Methodology
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