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UTMB World Series Events

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Oceania

14 - 15 February 2026

14 - 17 May 2026

26 - 28 November 2026

North America

05 - 07 March 2026

09 - 12 April 2026

23 - 25 April 2026

15 - 17 May 2026

27 - 28 June 2026

23 - 25 July 2026

14 - 16 August 2026

17 - 20 September 2026

08 - 11 October 2026

13 - 15 November 2026

02 - 04 October 2025

26 - 28 September 2025

Asia

06 - 08 March 2026

13 - 15 March 2026

10 - 12 April 2026

30 April - 03 May 2026

18 - 21 June 2026

11 - 13 September 2026

11 - 13 September 2026

10 - 12 December 2026

29 November - 07 December 2025

14 - 16 November 2025

08 - 09 November 2025

17 - 19 October 2025

17 - 19 October 2025

11 - 20 April 2025

South America

18 - 22 March 2026

26 - 28 June 2026

31 July - 02 August 2026

17 - 20 September 2026

18 - 22 November 2026

Africa

29 - 31 May 2026

MYUTMB

Kai ZHUANG

Nationality

Singapore

Age

20-34 Men

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UTMB Index

Index

20K

50K

100K

100M

393

326

394

364

-

Races

date

Race

country

Cat.

Distance /
m+

Time

Rank

Gender

Score

12.05.2025

Chiangmai Thailand by UTMB® 2025 - ELEPHANT 100

100K

96 KM
4600 M+

22:30:40

533 / 993

432 / 784

09.27.2025

Malaysia Ultra-Trail by UTMB 2025 - MY50

50K

53.6 KM
2216 M+

10:27:02

142 / 700

114 / 542

05.18.2025

Rinjani 100 2025 - Rinjani Peak 36 Km

50K

36 KM
2783 M+

11:04:21

149 / 440

123 / 347

02.22.2025

Borneo Ultra-Trail® Marathon 2025 - BUTM 32 km

20K

34 KM
1450 M+

07:50:53

150 / 456

117 / 302

Statistics

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

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