RK50 is a 50.0 km sky ultra of Mayrhofen Ultraks Zillertal 2026 in Mayrhofen, Austria. The race starts on September 5, 2026 at 07:00 AM. It starts and finishes in Mayrhofen.
The course climbs 3200 m+ and descends 3200 m−. With 64 m/km of climbing, this is a true mountain course with sustained climbs and descents. By gradient, 43% of the distance is uphill, 41% downhill and 17% flat. The longest climb runs 7.2 km at an average 12.6% grade (907 m of vertical). The longest descent runs 3.5 km at 16.7% (594 m of vertical). The steepest climb averages 41.2% over 0.2 km. The steepest descent drops at 38.5% over 0.2 km. Surface: 58% trail, 22% smooth, and 14% road. Flat-equivalent effort: 78.4 FlatKM.
The highest summit on the course is Wanglspitze (2420 m), 16.8 km from the start. Other named summits along the route: Kreuzjoch (2338 m) and Mitterwandskopf (2280 m).
Trekking poles are strongly recommended: about 8.3 km of the course is steep enough for them to pay off.
Quad damage risk is moderate (index 35 of 100), with 25% of the load in the first half: 1 descents deserve a plan and a couple of downhill sessions before race day.
Historically on race day, start temperatures range from 8°C to 16°C, around 8°C at the highest point; the chance of precipitation is about 57%.
This page has the interactive elevation profile, gradient matrix, pacing and nutrition planner and weather climatology for RK50.
Other distances of Mayrhofen Ultraks Zillertal 2026Z101 (101 km)·TUX070 (70.0 km)·MUZ30 (30.3 km)·MUZ14 (14.5 km)·Mountopolis Vertical (8.5 km)·Sprint (7.0 km)
Other editions of RK502025
Official websitemayrhofen.ultraks.com
