Big Sky Resort · United States
Upper Affrica
Black (advanced)
48
Very good
228 m
Length
62 m
Vertical drop
2661 m
Starts at
2599 m
Ends at
24.9%
Avg gradient
44.7%
Max gradient
sustained 50 m
Elevation profile
Run analysis
Upper Affrica is a black (advanced) run at Big Sky Resort measuring 228 m, dropping 62 m from 2661 m down to 2599 m. It averages a 24.9% gradient, steepening to around 44.7% at its most sustained pitch.
Snowboard-friendly: no significant flat or uphill sections detected along the descent.
Bonvo Slope Score: 48/100 — Very good
Vertical2/30
Length1/25
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 Upper Affrica on the map
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