Arosa Lenzerheide · Switzerland
Black Diamond Slope
Black (advanced)Grooming: classic
65
Excellent
1.4 km
Length
400 m
Vertical drop
2417 m
Starts at
2016 m
Ends at
29.1%
Avg gradient
67.9%
Max gradient
sustained 50 m
Elevation profile
Run analysis
Black Diamond Slope is a black (advanced) run at Arosa Lenzerheide measuring 1.4 km, dropping 400 m from 2417 m down to 2016 m. It averages a 29.1% gradient, steepening to around 67.9% at its most sustained pitch.
Snowboard-friendly: no significant flat or uphill sections detected along the descent.
Bonvo Slope Score: 65/100 — Excellent
Vertical13/30
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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