Big Sky Resort · United States
Robbie's Runout
Red (intermediate)
51
Very good
459 m
Length
108 m
Vertical drop
2438 m
Starts at
2330 m
Ends at
22.8%
Avg gradient
36.1%
Max gradient
sustained 50 m
Elevation profile
Run analysis
Robbie's Runout is a red (intermediate) run at Big Sky Resort measuring 459 m, dropping 108 m from 2438 m down to 2330 m. It averages a 22.8% gradient, steepening to around 36.1% at its most sustained pitch.
Snowboard-friendly: no significant flat or uphill sections detected along the descent.
Bonvo Slope Score: 51/100 — Very good
Vertical4/30
Length2/25
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
Explore Robbie's Runout on the map
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