Crystal Mountain · United States
Left Angle
Double black (expert)Grooming: backcountry
56
Excellent
380 m
Length
259 m
Vertical drop
1841 m
Starts at
1582 m
Ends at
64.6%
Avg gradient
79.2%
Max gradient
sustained 50 m
Elevation profile
Run analysis
Left Angle is a double black (expert) run at Crystal Mountain measuring 380 m, dropping 259 m from 1841 m down to 1582 m. It averages a 64.6% gradient, steepening to around 79.2% at its most sustained pitch.
Snowboard-friendly: no significant flat or uphill sections detected along the descent.
Bonvo Slope Score: 56/100 — Excellent
Vertical9/30
Length2/25
Gradient character25/25
Flow20/20
Scored from the run's real geometry — steepness is judged against what a double black (expert) run should feel like, so every difficulty class can reach 100. Methodology
Explore Left Angle on the map
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