L'Alpe du Grand Serre · France
Jas
Blue (easy)
52
Very good
596 m
Length
112 m
Vertical drop
1902 m
Starts at
1790 m
Ends at
18.6%
Avg gradient
29.8%
Max gradient
sustained 50 m
Elevation profile
Run analysis
Jas is a blue (easy) run at L'Alpe du Grand Serre measuring 596 m, dropping 112 m from 1902 m down to 1790 m. It averages a 18.6% gradient, steepening to around 29.8% at its most sustained pitch.
Snowboard-friendly: no significant flat or uphill sections detected along the descent.
Bonvo Slope Score: 52/100 — Very good
Vertical4/30
Length3/25
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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