Chamrousse · France
Lacs Robert
Red (intermediate)Grooming: classic
55
Excellent
1.3 km
Length
242 m
Vertical drop
2247 m
Starts at
2005 m
Ends at
18.5%
Avg gradient
40.6%
Max gradient
sustained 50 m
Elevation profile
Run analysis
Lacs Robert is a red (intermediate) run at Chamrousse measuring 1.3 km, dropping 242 m from 2247 m down to 2005 m. It averages a 18.5% gradient, steepening to around 40.6% at its most sustained pitch.
Snowboard-friendly: no significant flat or uphill sections detected along the descent.
Watch for an uphill section: 25 m of climb about 1.3 km in.
Bonvo Slope Score: 55/100 — Excellent
Vertical8/30
Length6/25
Gradient character25/25
Flow16/20
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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