Skyrace · Switzerland
21–22 August 2026 · Zermatt, Valais
Sky 49K: Sat, 22 August 2026
A technical skyrunning weekend in Zermatt with Matterhorn views, high-altitude climbs, and demanding time barriers.
Entry · Sky 49K · 2026 edition
The organizer publishes the official results. Entry for the next edition is not on file yet. The organizer announces dates and entry rules; check their site before planning around a place.
From the organizer's page, checked 1 Oct 2026. TrailSplits does not know whether you have a place; the organizer is the final word.
Matterhorn Ultraks is a skyrace scheduled for 21–22 August 2026 in Zermatt, Valais, Switzerland. TrailSplits currently includes 3 mapped courses for this event, with course maps, elevation profiles, weather context, and pacing tools for the uploaded GPX data.
How to get a place: The 2027 date and registration are not published: "The date for the TREK® Matterhorn Ultraks 2027 will be announced soon." The 2026 races sold out. Organizer's page, checked Thursday 1 October 2026.
TrailSplits is a free, independent route & pacing companion — not the official race. Visit the official Matterhorn Ultraks site →
Racing more than once next year? Add Sky 49K to a season and see whether your races work together.
Inspect the official course track on a topographic map, through its elevation profile, or in 3D.
› running direction two lines: out and back on the same path kilometres
Selected distance
Vert-focused blueprint with route-finder links into the Planner.
Other distances
Prepare and return
Keep this course, its training plan, calendar and future course updates together in your private My Races page. Saving does not publish your workouts, pace or progress.
Race route lab
Open the official course in Planner, then choose a nearby start point to build a shorter loop that matches the course demand. This course averages about 73.5 m climb per km.
Sat, 22 August 2026
Send to your watch
Get the official course as a clean GPX or a Garmin TCX course, with step-by-step instructions to load it onto a Garmin, COROS, Suunto, Wahoo, or Komoot — free, no account needed.
Compare your training
See how faithfully your rehearsal route matches the real race. The official course for Sky 49K loads as Route A — upload your training route to compare distance, elevation gain, estimated time, and how much of the course you actually cover.
Course analysis
See the Sky 49K course broken into its major climbs and descents in order — length, gain, average grade, and steepness — so you know where the crux is and how to pace and fuel it.
Matterhorn Ultraks 2026 races run 21–22 August 2026 in Zermatt, Valais; the Sky 49K is on Sat, 22 August 2026. Check the official race site for registration deadlines and final details.
3 distances (26–49 km). The longest course is 49 km with about 3,600 m of vertical gain — a demanding mountain course.
The Sky 49K course has a 12.5-hour cut-off, an average of 15.3 min/km to finish in time. TrailSplits' cut-off pacer shows the buffer at each aid station.
Yes. TrailSplits gives you the course map, an interactive elevation profile, a 3D flyover and a downloadable GPX for every mapped distance — free and with no sign-up.
Each distance has a free, course-specific 16-week training plan built around its distance, vertical gain and cut-offs, plus a pace and cut-off calculator.
No. TrailSplits is a free, independent route and pacing companion. For registration and official rules, visit https://www.matterhorn-ultraks.ch/en.
Load the GPX directly into TrailSplits for surface analysis and terrain intel.
Install TrailSplits — a free app you add straight from your browser — and download the Sky 49K course to your phone. Explore the route and elevation offline before race day, then follow it with no signal on the day. No app store, no account, no subscription.