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Ultra-Trail TransLantau by UTMB
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TransLantau 50

UTMB World Series
50.0km
November 14
Mui Wo,
Hong Kong SAR China
utmb·source

Race Pace Calculator · GPX Analyzer · Trail Finder

Other races: Hong Kong SAR China

Read

  • Types of Runs and What Each Workout Actually Trains
  • Hill Training for Trail Runners: Train the Descents
  • Downhill Running Muscle Damage: Why Descents Wreck Quads

50K trail race calendar

TransLantau 50 · Race profile

Distance
50.0km
FlatKM
77.9
Max
790m
Min
-6m

About TransLantau 50

TransLantau 50 is the 50.0km trail race at Ultra-Trail TransLantau by UTMB 2025 (Mui Wo, Hong Kong SAR China). The race starts on November 14, 2025.

Race strategy

Run easy on the first mountain, then go all out on the second.

  • Steep 30% wall. Control your pace and stay focused.
  • 478m descent. Go easy, save your quads.
  • The finish is runnable. Save your legs to run it all the way.
  • Long race. Control your HR and effort. Early mistakes cost the most.
  • Ease into the early runnable section, save your quads on the descents until 33.6km, then run your race pace.
  • Start · 0.0km–1.2km · Race-day nerves push your heart rate up: don't follow the crowd, find your own rhythm.
  • Settle in · 1.2km–8.7km · Plus 1 more climb. Ease in: hold back more than feels necessary. The race is still ahead. Climb by heart rate or breathing, not pace. Running pays off here: run wherever you can. Hike the steepest pitches.
  • Work · 8.7km–21.9km · Descent of 478m averaging 8%, climb of 849m, high point 790m. This is where the race is built: steady, solid effort. Climb by heart rate or breathing, not pace. This descent is hard on the legs: short steps, stay in control, poles if you have them.
  • Fade · 21.9km–33.6km · Descent of 970m averaging 8%. Your energy fades, and that's normal: hold a steady effort and stop counting the miles. This descent is hard on the legs: short steps, stay in control, poles if you have them. Hike the steepest pitches. Your heart rate drifts down on its own: don't chase your early-race numbers, go by feel.
  • Home · 33.6km–50.9km · 17.3km of runnable trail. No heroics: settle back into your own effort and hold it to the line. Running pays off here: run wherever you can.

Course

By gradient, 37% of the distance is uphill, 43% downhill and 20% flat. The longest climb runs 7.3km at an average 11.6% grade (849m of vertical). The longest descent runs 11.7km at an average 8.3% grade (970m of vertical). The steepest climb averages 30.0% over 0.9km. The steepest descent drops at 34.8% over 0.5km. Surface: 59% smooth, 22% trail, and 19% road. Flat-equivalent effort: 77.9 FlatKM.

Poles

Trekking poles are worth taking: about 7.1km of the course favours them.

Quad damage

Quad damage risk is moderate (index 31 of 100), with 52% of the load in the first half: 2 descents deserve a plan and a couple of downhill sessions before race day.

  • Ease into the early runnable section, save your quads on the descents until 33.6km, then run your race pace.
  • #1 · 8.7–14.6 km · 478 m D−, -8.1% · 36.3 km ahead → control
  • #2 · 21.9–33.6 km · 970 m D−, -8.3% · 17.3 km ahead → control

Weather

On race day, start temperatures have historically ranged from 18°C to 25°C, with around 20°C at the highest point; the chance of precipitation is about 22%.

Results

525 finishers completed the 2025 edition. Men's winner: Bogdan Damian (Romania) in 4:58:38. Women's winner: Cho Yu Lam (Hong Kong) in 6:54:53.

This page has the full results and splits, a pacing and nutrition planner, a gradient matrix, an interactive elevation profile and historical weather for TransLantau 50.

Other distances of Ultra-Trail TransLantau by UTMB 2025TransLantau 120 (120km)·TransLantau 80 (80.0km)

Other editions of TransLantau 502026

Official websitetranslantau.utmb.world