Aiguille du Midi (Chamonix) · France
Les pentes du Rognon
Excellent
Elevation profile
Run analysis
Les pentes du Rognon is a freeride (unpatrolled) run at Aiguille du Midi (Chamonix) measuring 1.6 km, dropping 569 m from 3313 m down to 2744 m. It averages a 33.6% gradient, steepening to around 73.6% at its most sustained pitch.
Heads-up for snowboarders: 2 uphill sections along this run — expect some unstrapping or skating.
Watch for 2 uphill sections: 125 m of climb about 0 m in; 50 m of climb about 200 m in.
Bonvo Slope Score: 60/100 — Excellent
Scored from the run's real geometry — steepness is judged against what a freeride (unpatrolled) run should feel like, so every difficulty class can reach 100. Methodology
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