KAT Marathon Trail is the 52.0km ultra trail at KAT100 by UTMB 2027 (Fieberbrunn, Austria). The race starts on August 7, 2027 at 07:00 AM. It starts in Fieberbrunn. The time limit is 12 h 30 min.
Run hard on the first mountain, but save energy for the second.
The course climbs 3100m+. With 60m/km of climbing, this is a true mountain course with sustained climbs and descents. By gradient, 48% of the distance is uphill, 43% downhill and 9% flat. The longest climb runs 18.7km at an average 9.4% grade (1764m of vertical). The longest descent runs 13.6km at an average 9.1% grade (1240m of vertical). The steepest climb averages 41.7% over 0.4km. The steepest descent drops at 29.0% over 0.4km. Surface: 70% trail, 17% smooth, 6% technical, and 6% road. Flat-equivalent effort: 78.5 FlatKM.
The highest summit on the course is Spieleckkogel (1998m), 18.8km from the start. The course also passes close to Reichkendlkopf (1942m) and Kastelstein (1931m).
Trekking poles are worth taking: about 6.5km of the course favours them.
Quad damage risk is moderate (index 41 of 100), with 33% of the load in the first half: 1 descent deserves a plan and a couple of downhill sessions before race day.
This page has a pacing and nutrition planner, a gradient matrix, an interactive elevation profile and historical weather for KAT Marathon Trail.
Other distances of KAT100 by UTMB 2027KAT 100 Miles (169km)·KAT Endurance Trail (75.0km)·KAT Speed Trail (24.0km)
Official websitekat.utmb.world