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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

10 - 12 April 2026

30 April - 03 May 2026

18 - 21 June 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

16 - 18 May 2025

11 - 20 April 2025

01 - 02 March 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

Atthachai SEESADD

Nationality

Thailand

Age

40-44 Men

UTMB Index

Index

20K

50K

100K

100M

257

257

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-

-

Races

date

Race

country

Cat.

Distance /
m+

Time

Rank

Gender

Score

09.21.2025

MUSER 100 2025 - MUSER 40

50K

39.6 KM
2045 M+

-

DNF

DNF

07.06.2025

Run for the Wild 2025 - 50K

50K

47.7 KM
1996 M+

-

DNF

DNF

02.16.2025

Trail Masters Series 2025 2025 - Brookside Valley 25K

20K

25.9 KM
1111 M+

07:00:54

463 / 661

342 / 455

01.08.2023

Columbia Trail Masters x Wisdom Valley 2023 - COLUMBIA TRAIL MASTERS X WISDOM VALLEY - 30k

20K

30 KM
980 M+

08:15:11

745 / 824

525 / 565

02.16.2020

Ultra-Trail® Unseen Koh Chang 2020 - 34km

20K

34.1 KM
1050 M+

07:57:03

301 / 512

202 / 317

Statistics

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

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