Obersaxen-Mundaun · Switzerland
Piz Sezner - Marchbial
Black (advanced)Grooming: classic
56
Excellent
744 m
Length
213 m
Vertical drop
2162 m
Starts at
1949 m
Ends at
28.5%
Avg gradient
49.7%
Max gradient
sustained 50 m
Elevation profile
Run analysis
Piz Sezner - Marchbial is a black (advanced) run at Obersaxen-Mundaun measuring 744 m, dropping 213 m from 2162 m down to 1949 m. It averages a 28.5% gradient, steepening to around 49.7% at its most sustained pitch.
Snowboard-friendly: no significant flat or uphill sections detected along the descent.
Bonvo Slope Score: 56/100 — Excellent
Vertical7/30
Length4/25
Gradient character25/25
Flow20/20
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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