Portes du Soleil · France
Aigle noir
Black (advanced)
54
Very good
532 m
Length
179 m
Vertical drop
1647 m
Starts at
1467 m
Ends at
32.6%
Avg gradient
69.8%
Max gradient
sustained 50 m
Elevation profile
Run analysis
Aigle noir is a black (advanced) run at Portes du Soleil measuring 532 m, dropping 179 m from 1647 m down to 1467 m. It averages a 32.6% gradient, steepening to around 69.8% at its most sustained pitch.
Snowboard-friendly: no significant flat or uphill sections detected along the descent.
Bonvo Slope Score: 54/100 — Very good
Vertical6/30
Length3/25
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
Explore Aigle noir on the map
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