Lauchernalp · Switzerland
Petersgrat
Black (advanced)Grooming: classic
57
Excellent
594 m
Length
267 m
Vertical drop
3062 m
Starts at
2795 m
Ends at
44.5%
Avg gradient
87%
Max gradient
sustained 50 m
Elevation profile
Run analysis
Petersgrat is a black (advanced) run at Lauchernalp measuring 594 m, dropping 267 m from 3062 m down to 2795 m. It averages a 44.5% gradient, steepening to around 87% at its most sustained pitch.
Snowboard-friendly: no significant flat or uphill sections detected along the descent.
Bonvo Slope Score: 57/100 — Excellent
Vertical9/30
Length3/25
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
Explore Petersgrat on the map
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