Skip to Content

UTMB World Series Events

Select the event you're interested in

Register to discover the race

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 2025

Africa

29 - 31 May 2026

MYUTMB

Sermsri CHAIRAT

Nationality

Thailand

Age

50-54 Women

UTMB Index

Index

20K

50K

100K

100M

329

261

307

330

-

Races

date

Race

country

Cat.

Distance /
m+

Time

Rank

Gender

Score

11.08.2025

SAMUI TRAIL 2025 - SAMUI TRAIL (SMT55)

50K

55 KM
2977 M+

18:09:59

45 / 57

7 / 11

09.14.2025

Andaman International Trail Running at Phangnga 2025 - Andaman International Trail Running at Phangnga 25

20K

25 KM
820 M+

05:39:50

123 / 157

36 / 56

09.06.2025

PHUKET TRAIL 2025 - PHUKET TRAIL 2025 (PKT75)

100K

76 KM
4466 M+

25:01:42

18 / 19

7 / 7

07.13.2025

LA-AI TRAIL 2025 - LAAI-52

50K

52 KM
3171 M+

-

DNF

DNF

06.15.2025

Promlok Trail 2025 - PLT 40

50K

40 KM
1405 M+

09:59:23

28 / 48

8 / 15

11.09.2024

Tu Lay TRAIL 2024 - TLT40

50K

41 KM
2741 M+

12:52:46

72 / 147

26 / 60

10.12.2024

PhaNgan Trail 2024 - PHANGAN TRAIL (PNT55)

50K

55 KM
2538 M+

19:23:46

50 / 58

9 / 12

07.28.2024

LA-AI TRAIL 2024 - LAAI-T25

20K

25 KM
1400 M+

-

DNF

DNF

Statistics

Filter by UTMB INDEX

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

Join us

Sponsorship

Race Organisers

Jobs

Stay in Touch

FAQ and Help

Contact Us

Follow us

Terms & conditions

Privacy Policy

Cookies preferences

©2024 UTMB® all rights reserved. Ultra-Trail® and UTMB® are registered trademarks..

Follow the races live