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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

21 - 23 August 2026

10 - 12 September 2026

17 - 20 September 2026

01 - 03 October 2026

08 - 11 October 2026

13 - 15 November 2026

Asia

06 - 08 March 2026

14 - 15 March 2026

10 - 12 April 2026

30 April - 03 May 2026

12 - 14 June 2026

18 - 21 June 2026

11 - 13 September 2026

11 - 13 September 2026

02 - 04 October 2026

16 - 18 October 2026

06 - 08 November 2026

10 - 12 December 2026

29 November - 07 December 2025

14 - 16 November 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

Arthur SIOWOU

Nationality

Malaysia

Age

45-49 Men

UTMB Index

Index

20K

50K

100K

100M

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-

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Races

date

Race

country

Cat.

Distance /
m+

Time

Rank

Gender

Score

09.14.2019

The Most Beautiful Thing 2019 - 50 Km

50K

48 KM
2690 M+

13:41:43

238 / 380

174 / 260

03.09.2019

Borneo Ultra-Trail® Marathon 2019 - 30 Km

20K

31.6 KM
1510 M+

09:14:00

282 / 527

203 / 338

09.01.2018

The Most Beautiful Thing 2018 - 30 Km

20K

29.8 KM
1980 M+

09:28:24

272 / 340

181 / 220

Statistics

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

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