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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

Ai NAKATANI

Nationality

United States of america

Age

40-44 Women

UTMB Index

Index

20K

50K

100K

100M

463

-

457

462

-

Races

date

Race

country

Cat.

Distance /
mt+

Time

Rank

Gender

Score

08.03.2024

Waldo 100k 2024

100K

100.5 KM
2890 M+

17:07:29

70 / 95

21 / 34

03.16.2024

CHUCKANUT 50K 2024

50K

50 KM
2000 M+

06:31:33

368 / 585

112 / 219

08.05.2023

Waldo 100k 2023

100K

100.5 KM
2890 M+

16:17:11

65 / 102

15 / 28

Statistics

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

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