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UTMB World Series Events

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Asia

08 - 09 November 2025

14 - 16 November 2025

29 November - 07 December 2025

06 - 08 March 2026

30 April - 03 May 2026

15 - 17 May 2026

18 - 21 June 2026

11 - 13 September 2026

10 - 12 December 2026

17 - 19 October 2025

17 - 19 October 2025

17 - 19 October 2025

11 - 20 April 2025

01 - 02 March 2025

South America

18 - 22 November 2025

18 - 22 March 2026

26 - 28 June 2026

31 July - 02 August 2026

18 - 21 September 2025

North America

21 - 23 November 2025

05 - 07 March 2026

09 - 12 April 2026

23 - 25 April 2026

27 - 28 June 2026

23 - 25 July 2026

14 - 16 August 2026

17 - 20 September 2026

08 - 11 October 2026

02 - 04 October 2025

26 - 28 September 2025

Oceania

27 - 29 November 2025

14 - 15 February 2026

14 - 17 May 2026

Africa

29 - 31 May 2026

MY UTMB

Youngsoo SEO

Nationality

South Korea

Age

40-44 Men

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UTMB Index

Index

20K

50K

100K

100M

538

448

536

513

-

Races

date

Race

country

Cat.

Distance /
mt+

Time

Rank

Gender

Score

10.18.2025

TransJeju by UTMB 2025 - Jeju100K

100K

104 KM
4000 M+

17:02:33

58 / 835

50 / 674

09.27.2025

WANJU TRAILRUN 2025 - WANJU TRAILRUN 36K

50K

36 KM
2600 M+

07:13:21

20 / 51

18 / 44

09.13.2025

WCTR 2025 - Chiaksan 28

20K

21 KM
840 M+

02:31:01

106 / 666

97 / 509

08.24.2025

geumsusantrail 2025 - geumsusantrail22k

20K

22.5 KM
1590 M+

-

DNF

DNF

06.29.2025

KOREA 50K CHUNCHEON 2025 - CC50

50K

51 KM
3200 M+

09:31:07

54 / 353

46 / 304

04.05.2025

JANGSU TRAIL RACE 2025 - 5th JTR 70K

100K

68.5 KM
4565 M+

-

DNF

DNF

09.28.2024

JANGSU TRAIL RACE 2024 - 4th JTR 100K

100K

102 KM
5790 M+

21:25:40

31 / 120

25 / 104

05.18.2024

TNF100GANGWON 2024 - TNF100GANGWON-100K

100K

100 KM
4200 M+

18:06:11

28 / 165

21 / 135

04.06.2024

JANGSU TRAIL RACE 2024 - 70K

100K

70 KM
5210 M+

12:10:45

25 / 161

21 / 135

09.23.2023

JANGSU TRAIL RACE 2023 - JANGSU TRAIL RACE 38K

50K

38 KM
2803 M+

07:12:05

106 / 355

98 / 306

Statistics

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

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