Les Deux Alpes · France
Diable 1
Black (advanced)Grooming: classic
72
Outstanding
1.3 km
Length
600 m
Vertical drop
2403 m
Starts at
1802 m
Ends at
45.3%
Avg gradient
80%
Max gradient
sustained 50 m
Elevation profile
Run analysis
Diable 1 is a black (advanced) run at Les Deux Alpes measuring 1.3 km, dropping 600 m from 2403 m down to 1802 m. It averages a 45.3% gradient, steepening to around 80% at its most sustained pitch.
Snowboard-friendly: no significant flat or uphill sections detected along the descent.
Bonvo Slope Score: 72/100 — Outstanding
Vertical20/30
Length7/25
Gradient character25/25
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
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