Aspen Highlands · United States
Y-12
Double black (expert)Grooming: backcountry
56
Excellent
491 m
Length
266 m
Vertical drop
3559 m
Starts at
3293 m
Ends at
53.2%
Avg gradient
80.5%
Max gradient
sustained 50 m
Elevation profile
Run analysis
Y-12 is a double black (expert) run at Aspen Highlands measuring 491 m, dropping 266 m from 3559 m down to 3293 m. It averages a 53.2% gradient, steepening to around 80.5% 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 Y-12 on the map
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