Big Sky Resort · United States
Double Jack
Black (advanced)
59
Excellent
1.0 km
Length
266 m
Vertical drop
2586 m
Starts at
2320 m
Ends at
25.3%
Avg gradient
35.9%
Max gradient
sustained 50 m
Elevation profile
Run analysis
Double Jack is a black (advanced) run at Big Sky Resort measuring 1.0 km, dropping 266 m from 2586 m down to 2320 m. It averages a 25.3% gradient, steepening to around 35.9% at its most sustained pitch.
Snowboard-friendly: no significant flat or uphill sections detected along the descent.
Bonvo Slope Score: 59/100 — Excellent
Vertical9/30
Length5/25
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 Double Jack on the map
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