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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

Atsuko SERA

Nationality

Japan

Age

45-49 Women

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UTMB Index

Index

20K

50K

100K

100M

412

-

395

411

-

Races

date

Race

country

Cat.

Distance /
mt+

Time

Rank

Gender

Score

07.13.2025

OSJ Ontake 100 2025 - 100 Km

100K

99.5 KM
3395 M+

18:18:05

776 / 879

119 / 131

04.25.2025

MtFUJI100 2025 - FUJI

100M

168.6 KM
6254 M+

-

DNF

DNF

11.16.2024

KUMAGAWA REVIVAL TRAIL 2024 - Kawabegawa

100K

102 KM
5800 M+

26:24:29

132 / 172

16 / 22

09.15.2024

Shinetsu Five Mountains Trail 2024 - 110km - Togakushi

100K

90 KM
3595 M+

18:04:33

290 / 345

56 / 73

04.26.2024

MtFUJI100 2024 - FUJI

100M

166.6 KM
7039 M+

-

DNF

DNF

03.23.2024

Hiroshima Wangan Trail Run 2024 - 109km

100K

107 KM
6180 M+

32:34:55

456 / 497

70 / 82

12.10.2023

IZU Trail Journey 2023 - ITJ70k

100K

69.1 KM
3242 M+

13:45:13

1317 / 1364

219 / 236

07.15.2023

Flash Trail Challenge Summer 2023 - 80k

100K

79 KM
3660 M+

21:33:57

74 / 77

15 / 15

04.09.2023

AYABE Trailrun 2023 - 48K

50K

51.4 KM
2410 M+

09:05:08

231 / 301

37 / 50

02.12.2023

Kudamatsu Kasadojima Island Trail 2023 - Long Course

20K

32 KM
1620 M+

05:42:37

218 / 320

32 / 54

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

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