Col d'Ornon · France
Les Tétras, La Serpentine, L'Extrême
Red (intermediate)
47
Very good
121 m
Length
27 m
Vertical drop
1866 m
Starts at
1839 m
Ends at
21.8%
Avg gradient
24.9%
Max gradient
sustained 50 m
Elevation profile
Run analysis
Les Tétras, La Serpentine, L'Extrême is a red (intermediate) run at Col d'Ornon measuring 121 m, dropping 27 m from 1866 m down to 1839 m. It averages a 21.8% gradient, steepening to around 24.9% at its most sustained pitch.
Snowboard-friendly: no significant flat or uphill sections detected along the descent.
Bonvo Slope Score: 47/100 — Very good
Vertical1/30
Length1/25
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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