Courmayeur · Italy
Lassy
Red (intermediate)
46
Very good
167 m
Length
54 m
Vertical drop
1586 m
Starts at
1532 m
Ends at
30.7%
Avg gradient
42.9%
Max gradient
sustained 50 m
Elevation profile
Run analysis
Lassy is a red (intermediate) run at Courmayeur measuring 167 m, dropping 54 m from 1586 m down to 1532 m. It averages a 30.7% gradient, steepening to around 42.9% at its most sustained pitch.
Snowboard-friendly: no significant flat or uphill sections detected along the descent.
Bonvo Slope Score: 46/100 — Very good
Vertical2/30
Length1/25
Gradient character23/25
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 Lassy on the map
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