Julian Alps Trail Run by UTMB - 120K - Elevation Profile, Aid Stations and Cutoffs
- Radovljica, Slovenia
- 124 km
- 5,893 m D+
Map, profile and checkpoints Map · checkpoints · forecast opens Sep 8 Race-day forecast is live
Race-day conditions
Weather, daylight and your arrival time at all 2 checkpoints, set to the 21:00 start.
- Start
- 21:00
- Daylight at the start
- 06:42-19:12
Course profile
Radovljica, Slovenia Kranjska Gora, Slovenia · point-to-point
- Distance
- 124 km Finishes 325 m higher than it starts
- Elevation
- +5,893 m -5,568 m About 48 m of climb per km
Next edition Est. Fri 17 Sept 2027
Our estimate for Fri 17 Sept 2027. The organiser has not announced the date for this race yet.
- Start
- Sunrise Kranjska Gora, Slovenia 9h46 after the start
- Winner ~14h 14h after the start
- Sunset Kranjska Gora, Slovenia 22h12 after the start
- Mid-pack finish UTMB Index 500 25h39 after the start
- Cutoff 32h after the start
A mid-pack runner spends about 13h12 in the dark.
Julian Alps Trail Run by UTMB - 120K is a 124 km ultra-trail with around 5,893 m of elevation gain, starting in Radovljica, Slovenia. The overall cutoff is 32 hours. That is 48 m of climbing per kilometre.
The steepest sustained section on the elevation profile averages about 22% over roughly 2.2 km around km 76.
Data is approximate and courses change between editions - always verify against the official race guide.
Estimate your finish
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Course math
Four numbers worked out from this course's distance, elevation and checkpoints.
TrailMath effort-km
211 effort-km
About 26 h for a mid-pack finisher (index 500). Not a pacing guarantee.
Distance + gain ÷ 100 + loss ÷ 200, beside ITRA's gain-only km-effort. Model TM1.0.
How TrailMath works →UTMB Index category
100M
182 km-effort (distance + gain ÷ 100). Calculated from the course figures, not an official classification.
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See your training shape
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~49 weeks · peak ~8 h/week · 5 run + 2 strength days
For a 124 km race, aim for about 12 h/week at peak. Set your availability to 14 h/week in the app for the headroom to build there gradually.
Typical structure for your volume - your live plan adjusts sessions inside each week.
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Aid stations and checkpoints
| Checkpoint | Km | Cumulative gain (m) | Cumulative loss (m) |
|---|---|---|---|
| Start - Radovljica | 0 | 0 | 0 |
| Kranjska Gora (Finish) | 124 | 5,893 | 5,568 |
Data is approximate and courses change between editions - always verify against the official race guide. Source: official race guide, verified July 17, 2026 - Official race website
FAQ
How much elevation gain does Julian Alps Trail Run by UTMB - 120K have?
Julian Alps Trail Run by UTMB - 120K has around 5,893 m of cumulative elevation gain and 5,568 m of loss over 124 km.
What is the cutoff time for Julian Alps Trail Run by UTMB - 120K?
The overall Julian Alps Trail Run by UTMB - 120K cutoff is 32 hours, with intermediate time barriers at major checkpoints. Winning times are typically around 14 hours.
How long is Julian Alps Trail Run by UTMB - 120K?
Julian Alps Trail Run by UTMB - 120K covers approximately 124 km, starting in Radovljica, Slovenia.
Training for this race?
TrailMath builds periodized trail training plans around your goal race.
One Strava connection reads your last 90 days and estimates your finish on this course. Free, no plan needed.