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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

Serena O'BRIEN

Nationality

United States

Age

20-34 Women

UTMB Index

Index

20K

50K

100K

100M

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Races

date

Race

country

Cat.

Distance /
mt+

Time

Rank

Gender

Score

02.11.2024

Black Canyon Ultras 2024 - 100K

100K

99.9 KM
1720 M+

-

DNF

DNF

04.09.2022

Lake Sonoma 50 Miler 2022 - Lake Sonoma 50

100K

80.9 KM
3200 M+

14:19:17

249 / 250

90 / 91

Statistics

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

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