Orcières Merlette · France
Les Portettes
Black (advanced)Grooming: mogul
60
Excellent
846 m
Length
324 m
Vertical drop
2522 m
Starts at
2198 m
Ends at
38.1%
Avg gradient
55.1%
Max gradient
sustained 50 m
Elevation profile
Run analysis
Les Portettes is a black (advanced) run at Orcières Merlette measuring 846 m, dropping 324 m from 2522 m down to 2198 m. It averages a 38.1% gradient, steepening to around 55.1% at its most sustained pitch.
Snowboard-friendly: no significant flat or uphill sections detected along the descent.
Bonvo Slope Score: 60/100 — Excellent
Vertical11/30
Length4/25
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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