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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

Buyoungju LEE

Nationality

South Korea

Age

55-59 Men

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UTMB Index

Index

20K

50K

100K

100M

445

-

423

444

393

Races

date

Race

country

Cat.

Distance /
m+

Time

Rank

Gender

Score

10.17.2025

TransJeju by UTMB 2025 - Jeju100M

100M

148 KM
5000 M+

33:28:34

194 / 307

171 / 263

04.26.2025

KOREA 50K DONGDUCHEON 2025 - DDC 50

50K

54 KM
3300 M+

09:52:18

221 / 727

192 / 608

04.05.2025

JANGSU TRAIL RACE 2025 - 5th JTR 38K-P

50K

38.7 KM
2431 M+

07:09:19

174 / 618

150 / 487

10.19.2024

Seoul 100K 2024 - SKY50

50K

49.3 KM
2800 M+

08:33:27

75 / 250

62 / 202

10.12.2024

TransJeju by UTMB 2024 - Jeju100K

100K

107 KM
4252 M+

19:33:32

238 / 793

212 / 655

04.27.2024

Korea 50k 2024 - 50K

50K

51 KM
3100 M+

10:47:14

404 / 700

353 / 608

04.06.2024

JANGSU TRAIL RACE 2024 - 38K

50K

38 KM
2690 M+

07:38:34

206 / 470

181 / 394

10.21.2023

Seoul 100K 2023 - SKY50

50K

50 KM
2264 M+

09:50:59

106 / 248

91 / 196

04.29.2023

Korea 50k 2023 - 50K

50K

53 KM
3390 M+

12:43:35

429 / 437

388 / 396

10.15.2022

SEOUL INTERNATIONAL ULTRA TRAIL RUNNING RACE 2022 - SEOUL100K ULTRA TRAIL RUNNING -50K_ULTRA

50K

51.5 KM
2810 M+

12:12:34

175 / 245

151 / 203

Statistics

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

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