Afton Alps · United States
Johanna's Pass
Red (intermediate)Grooming: mogul
48
Very good
254 m
Length
49 m
Vertical drop
268 m
Starts at
219 m
Ends at
17.7%
Avg gradient
25.5%
Max gradient
sustained 50 m
Elevation profile
Run analysis
Johanna's Pass is a red (intermediate) run at Afton Alps measuring 254 m, dropping 49 m from 268 m down to 219 m. It averages a 17.7% gradient, steepening to around 25.5% 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 red (intermediate) run should feel like, so every difficulty class can reach 100. Methodology
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