Bernex · France
La Lanche
Red (intermediate)
63
Excellent
1.3 km
Length
343 m
Vertical drop
1340 m
Starts at
997 m
Ends at
26.4%
Avg gradient
45.1%
Max gradient
sustained 50 m
Elevation profile
Run analysis
La Lanche is a red (intermediate) run at Bernex measuring 1.3 km, dropping 343 m from 1340 m down to 997 m. It averages a 26.4% gradient, steepening to around 45.1% at its most sustained pitch.
Snowboard-friendly: no significant flat or uphill sections detected along the descent.
Bonvo Slope Score: 63/100 — Excellent
Vertical11/30
Length6/25
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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