Passy - Plaine Joux · France
Arc en ciel
Blue (easy)
42
Very good
126 m
Length
24 m
Vertical drop
1612 m
Starts at
1588 m
Ends at
15%
Avg gradient
30.8%
Max gradient
sustained 50 m
Elevation profile
Run analysis
Arc en ciel is a blue (easy) run at Passy - Plaine Joux measuring 126 m, dropping 24 m from 1612 m down to 1588 m. It averages a 15% gradient, steepening to around 30.8% 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 100 m in.
Bonvo Slope Score: 42/100 — Very good
Vertical1/30
Length1/25
Gradient character25/25
Flow16/20
Scored from the run's real geometry — steepness is judged against what a blue (easy) run should feel like, so every difficulty class can reach 100. Methodology
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