Aillon-Margériaz · France
Le Grand Tétras
Red (intermediate)
63
Excellent
1.3 km
Length
328 m
Vertical drop
1787 m
Starts at
1459 m
Ends at
24.7%
Avg gradient
42.5%
Max gradient
sustained 50 m
Elevation profile
Run analysis
Le Grand Tétras is a red (intermediate) run at Aillon-Margériaz measuring 1.3 km, dropping 328 m from 1787 m down to 1459 m. It averages a 24.7% gradient, steepening to around 42.5% 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
Length7/25
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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