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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

Nayden NAYDEV

Nationality

Bulgaria

Age

40-44 Men

UTMB Index

Index

20K

50K

100K

100M

424

424

322

-

-

Races

date

Race

country

Cat.

Distance /
mt+

Time

Rank

Gender

Score

08.23.2025

DECATHLON Persenk Ultra 2025 - DECATHLON Orehovo Run

20K

30 KM
1600 M+

04:54:43

72 / 186

59 / 131

05.31.2025

DECATHLON Thracian Ultra 2025 - DECATHLON Gela Run

20K

21.2 KM
1160 M+

02:55:04

30 / 138

26 / 89

09.22.2024

Pirin Extreme & Pirin Ultra 2024 - Pirin Extreme 38K

50K

38 KM
3300 M+

12:18:52

242 / 285

199 / 228

08.17.2024

DECATHLON Persenk Ultra 2024 - DECATHLON Orehovo Run

20K

30 KM
1600 M+

04:39:12

38 / 209

31 / 146

06.01.2024

DECATHLON Thracian Ultra 2024 - DECATHLON Gela Run

20K

21.2 KM
1160 M+

03:08:43

45 / 145

39 / 101

09.30.2023

K3 ULTRA GOLD BORDER RACE 2023 - GBR23

20K

23 KM
1100 M+

03:27:30

188 / 388

154 / 274

07.15.2023

Tryavna Ultra 2023 - 21km

20K

21 KM
680 M+

02:26:16

118 / 456

94 / 297

05.27.2023

Thracian Ultra 2023 - Gela Run

20K

21.2 KM
1160 M+

03:14:06

48 / 120

44 / 87

08.20.2022

Persenk Ultra 2022 - Orehovo Run

20K

30 KM
1600 M+

05:34:40

64 / 117

51 / 87

05.14.2022

Thracian Ultra 2022 - Gela Run

20K

20 KM
1160 M+

03:37:09

58 / 110

49 / 78

Statistics

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

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