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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

14 - 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

Nailian XU

Nationality

China

Age

50-54 Men

UTMB Index

Index

20K

50K

100K

100M

387

-

336

388

-

Races

date

Race

country

Cat.

Distance /
m+

Time

Rank

Gender

Score

10.18.2025

Ultra-Trail Ninghai by UTMB 2025 - UTNH105

100K

103.5 KM
4986 M+

23:23:02

574 / 789

458 / 625

07.13.2024

adidas TERREX Chongli 168 Ultra Trail 2024 - MTC

50K

67.4 KM
3031 M+

14:15:40

602 / 1052

475 / 791

03.21.2021

Mingyue Mountrain Ultra Ttrail 2021 - 50KM

50K

49.9 KM
3270 M+

10:54:55

199 / 347

156 / 260

10.24.2020

Ultimate TsaiGu 2020 - TSAIGU 55

50K

53.8 KM
2860 M+

10:08:37

572 / 1146

448 / 838

Statistics

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

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