Les 3 Vallées · France
Pralong
Blue (easy)
45
Very good
626 m
Length
172 m
Vertical drop
2199 m
Starts at
2027 m
Ends at
26.4%
Avg gradient
36%
Max gradient
sustained 50 m
Elevation profile
Run analysis
Pralong is a blue (easy) run at Les 3 Vallées measuring 626 m, dropping 172 m from 2199 m down to 2027 m. It averages a 26.4% gradient, steepening to around 36% at its most sustained pitch.
Snowboard-friendly: no significant flat or uphill sections detected along the descent.
Bonvo Slope Score: 45/100 — Very good
Vertical6/30
Length3/25
Gradient character16/25
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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