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UTMB World Series Events

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North America

19 - 20 July 2024

20 - 22 September 2024

28 - 29 September 2024

11 - 12 October 2024

07 - 09 November 2024

11 - 13 April 2025

25 - 26 April 2025

29th June 2024

South America

02 - 04 August 2024

19 - 22 September 2024

09 - 12 May 2024

Asia

12 - 13 October 2024

17 - 20 October 2024

08 - 10 November 2024

15 - 17 November 2024

05 - 08 December 2024

03 - 05 May 2024

19 - 21 April 2024

Oceania

28 - 30 November 2024

15 - 16 February 2025

15 - 18 May 2025

Africa

22 - 25 May 2025

22 - 23 June 2024

MY UTMB

Natxo SIERRA-ALONSO

Nationality

Spain

Age

50-54 Men

UTMB Index

Index

20K

50K

100K

100M

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Races

date

Race

country

Cat.

Distance /
mt+

Time

Rank

Gender

Score

05.14.2022

DOMUSA TEKNIK 40 MLK 2022

100K

65 KM
3700 M+

10:52:42

199 / 223

183 / 202

11.11.2018

UMM Urduñako Mendi Maratoia 2018 - UMM Maraton

50K

42.4 KM
2510 M+

06:32:31

99 / 142

97 / 132

06.02.2018

Euskal Herria Mendi Erronka 2018 - EH mendi erronka

100K

67 KM
3540 M+

11:27:41

274 / 391

265 / 376

10.07.2017

GORBEIA SUZIEN 2017 - Gorbeia Suzien skyrace

50K

31 KM
2400 M+

05:23:02

350 / 464

309 / 414

07.07.2017

Ehunmilak Ultra-Trail® 2017 - G2haundiak Golerri Trail

100K

90.7 KM
5270 M+

17:13:42

200 / 361

187 / 334

10.18.2014

GORBEIA SUZIEN 2014

50K

30.5 KM
2104 M+

04:54:59

352 / 426

320 / 390

Statistics

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

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