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UTMB World Series Events

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North America

02 - 04 October 2025

09 - 11 October 2025

22 - 23 November 2025

05 - 07 March 2026

09 - 12 April 2026

23 - 25 April 2026

27 - 28 June 2026

24 - 25 July 2026

14 - 16 August 2026

26 - 28 September 2025

18 - 21 September 2025

Asia

17 - 19 October 2025

17 - 19 October 2025

17 - 19 October 2025

08 - 09 November 2025

14 - 16 November 2025

29 November - 07 December 2025

06 - 08 March 2026

15 - 17 May 2026

26 - 28 September 2025

19 - 22 June 2025

01 - 04 May 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

Oceania

27 - 29 November 2025

14 - 15 February 2026

14 - 17 May 2026

Africa

29 - 31 May 2026

MY UTMB

Nathael NERBOLLIER

Nationality

France

Age

U20 Men

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UTMB Index

Index

20K

50K

100K

100M

529

531

-

-

-

Races

date

Race

country

Cat.

Distance /
mt+

Time

Rank

Gender

Score

05.11.2025

Trail des Forts de Besançon 2025 - 11KM

-

10.7 KM
342 M+

01:00:25

127 / 1555

120 / 821

05.10.2025

Trail des Forts de Besançon 2025 - 22KM

20K

21.6 KM
622 M+

01:56:36

129 / 1805

121 / 1166

05.10.2025

Trail des Forts de Besançon 2025 - 5Km CLM

-

5.2 KM
139 M+

00:26:20

66 / 354

64 / 251

05.14.2023

Trail des Forts de Besançon 2023 - 11km

-

11 KM
330 M+

01:01:04

191 / 1471

180 / 799

Statistics

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

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