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UTMB World Series Events

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North America

25 - 26 April 2025

28 - 29 June 2025

25 - 26 July 2025

19 - 21 September 2025

27 - 28 September 2025

02 - 04 October 2025

10 - 11 October 2025

11 - 13 April 2025

Asia

01 - 04 May 2025

16 - 18 May 2025

19 - 22 June 2025

26 - 28 September 2025

17 - 19 October 2025

17 - 19 October 2025

14 - 16 November 2025

11 - 20 April 2025

01 - 02 March 2025

05 - 08 December 2024

Oceania

15 - 18 May 2025

27 - 29 November 2025

14 - 15 February 2026

Africa

22 - 25 May 2025

South America

19 - 21 June 2025

01 - 03 August 2025

18 - 21 September 2025

18 - 22 November 2025

18 - 22 March 2026

Click here to follow the races live for Ultra-Trail Mount Yun by UTMB®

Click here to follow the races live for Ultra-Trail Mount Yun by UTMB®

MY UTMB

Chun To SIU

Nationality

Hong Kong, China

Age

20-34 Men

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UTMB Index

Index

20K

50K

100K

100M

478

480

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-

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Races

date

Race

country

Cat.

Distance /
mt+

Time

Rank

Gender

Score

03.16.2025

AirFly Trail Race 2025 - AirFly Trail Race 20KM

20K

20 KM
921 M+

02:47:46

7 / 205

6 / 138

Statistics

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UTMB® World Series - Ranking of trail runners by performance level on trail running

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