The Rut Mountain Runs
The Rut 50K is the flagship alpine course at Big Sky, with exposed and technical sections around Lone Peak. The organiser directly publishes the 2026 GPX; catalogue metrics are calculated locally from the file.
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Route reference
The The Rut Mountain Runs — 50K 2026 page brings together published data for this running route.
The route is listed from Big Sky, Montana, United States to Big Sky, Montana, United States, with 48.1 km and 2,997 m D+ on the page.
Listed organiser: The Rut.
Calculated values for this track: 48 km of distance calculated from the GPX track · 3,118 m ascent calculated from GPX elevations.
These track measurements remain separate from the organiser's figures and depend on the GPX version and sampling.
Official sources: 1 · sources with a recorded review date: 1. Updates from the organiser always take precedence.
Latest recorded check: 23 October 2026.
Yes. The track and its profile can be viewed here, and the file is available as a free download from this page.
No. This page makes sources easier to consult and separates published data from GPX calculations. Check the latest official instructions before the start.
Reviewed information
These items are shown explicitly so an approximation is never presented as official data.
Check the information
These links point to the documents used. The organiser's instructions remain authoritative if they change.
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