Flaine · France
Jais
Black (advanced)Grooming: backcountry
52
Very good
901 m
Length
207 m
Vertical drop
2306 m
Starts at
2099 m
Ends at
22.3%
Avg gradient
52.1%
Max gradient
sustained 50 m
Elevation profile
Run analysis
Jais is a black (advanced) run at Flaine measuring 901 m, dropping 207 m from 2306 m down to 2099 m. It averages a 22.3% gradient, steepening to around 52.1% 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 25 m in.
Bonvo Slope Score: 52/100 — Very good
Vertical7/30
Length5/25
Gradient character25/25
Flow16/20
Scored from the run's real geometry — steepness is judged against what a black (advanced) run should feel like, so every difficulty class can reach 100. Methodology
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