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Europe

22 - 25 January 2026

19 - 22 March 2026

19 - 21 March 2026

09 - 12 April 2026

24 - 26 April 2026

01 - 03 May 2026

14 - 17 May 2026

15 - 17 May 2026

23rd May 2026

11 - 14 June 2026

12 - 14 June 2026

18 - 20 June 2026

24 - 28 June 2026

01 - 05 July 2026

09 - 11 July 2026

10 - 12 July 2026

15 - 19 July 2026

17 - 19 July 2026

24 - 26 July 2026

01 - 02 August 2026

06 - 08 August 2026

24 - 30 August 2026

10 - 13 September 2026

11 - 13 September 2026

18 - 20 September 2026

24 - 27 September 2026

30 - 31 October 2026

30 October - 01 November 2026

07 - 09 November 2025

Oceania

14 - 15 February 2026

14 - 17 May 2026

26 - 28 November 2026

North America

05 - 07 March 2026

09 - 12 April 2026

23 - 25 April 2026

15 - 17 May 2026

27 - 28 June 2026

23 - 25 July 2026

14 - 16 August 2026

17 - 20 September 2026

08 - 11 October 2026

13 - 15 November 2026

02 - 04 October 2025

26 - 28 September 2025

Asia

06 - 08 March 2026

14 - 15 March 2026

10 - 12 April 2026

30 April - 03 May 2026

12 - 14 June 2026

18 - 21 June 2026

11 - 13 September 2026

11 - 13 September 2026

10 - 12 December 2026

29 November - 07 December 2025

14 - 16 November 2025

08 - 09 November 2025

17 - 19 October 2025

11 - 20 April 2025

South America

18 - 22 March 2026

26 - 28 June 2026

31 July - 02 August 2026

17 - 20 September 2026

18 - 22 November 2026

Africa

29 - 31 May 2026

MYUTMB

Apostol KOSTOV

Nationality

Bulgaria

Age

20-34 Men
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UTMB Index

Index
20K
50K
100K
100M

476

358

478

413

-

Races

date
Race
country
Cat.
Distance /
m+
Time
Rank
Gender
Score
10.25.2025
Rebel Trails Marathon 2025 - Rebel Trails Marathon Sky
50K
41.5 KM
2500 M+
06:05:21
42 / 137
34 / 110
09.14.2025
Pirin Ultra 2025 - 38 km
50K
38 KM
3430 M+
08:49:46
61 / 202
50 / 158
07.18.2025
Tryavna Ultra 2025 - 100km
100K
97.2 KM
4000 M+
17:22:30
45 / 113
38 / 102
04.26.2025
Kodzha Kaya 2025 - 42 km
50K
42 KM
2700 M+
08:32:32
55 / 92
43 / 74
07.13.2024
Tryavna Ultra 2024 - 21km
20K
21 KM
680 M+
02:48:05
322 / 532
258 / 381
04.28.2024
Kodzha Kaya 2024 - 30km
20K
30 KM
1950 M+
06:19:48
94 / 154
69 / 112
10.21.2023
Rebel Trails Marathon 2023
50K
42 KM
2500 M+
08:06:01
85 / 117
76 / 100

Statistics

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

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