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Asia

15 - 17 November 2024

05 - 08 December 2024

01 - 02 March 2025

11 - 20 April 2025

01 - 04 May 2025

16 - 18 May 2025

19 - 22 June 2025

08 - 10 November 2024

17 - 20 October 2024

11 - 13 October 2024

Oceania

28 - 30 November 2024

15 - 16 February 2025

15 - 18 May 2025

South America

18 - 22 March 2025

02 - 04 May 2025

19 - 21 June 2025

01 - 03 August 2025

18 - 21 September 2025

North America

11 - 13 April 2025

25 - 26 April 2025

28 - 29 June 2025

25 - 26 July 2025

19 - 21 September 2025

27 - 28 September 2025

02 - 04 October 2025

10 - 11 October 2025

07 - 09 November 2024

Africa

22 - 25 May 2025

MY UTMB

Boris KOSTOV

Nationality

Bulgaria

Age

20-34 Men

UTMB Index

Index

20K

50K

100K

100M

575

-

574

-

-

Races

date

Race

country

Cat.

Distance /
mt+

Time

Rank

Gender

Score

10.21.2023

Rebel Trails Marathon 2023

50K

42 KM
2500 M+

05:35:44

13 / 117

12 / 100

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

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