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UTMB World Series Events

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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

13 - 15 March 2026

10 - 12 April 2026

30 April - 03 May 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

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

Koen ZELDERLOO

Nationality

Belgium

Age

40-44 Men

UTMB Index

Index

20K

50K

100K

100M

498

497

-

-

-

Races

date

Race

country

Cat.

Distance /
m+

Time

Rank

Gender

Score

08.09.2025

Trail Des Fantômes 2025 - TRAIL DES FANTÔMES 20km

20K

20 KM
900 M+

02:39:11

113 / 363

100 / 240

03.09.2025

North C Trail 2025 - North C Trail 31km

20K

31 KM
123 M+

03:20:30

104 / 221

99 / 188

02.16.2025

Kluisberg Trail 2025 - 25km

20K

25 KM
735 M+

02:32:28

303 / 635

278 / 528

08.11.2024

Trail Des Fantômes 2024 - 23km

20K

23 KM
950 M+

03:21:47

108 / 368

91 / 262

08.10.2024

Trail Des Fantômes 2024 - 15km

20K

15 KM
600 M+

01:55:40

37 / 378

34 / 226

07.07.2024

La Chouffe Trail 2024 - La Chouffe Trail 25km

20K

25 KM
680 M+

03:07:20

199 / 351

168 / 261

07.06.2024

La Chouffe Trail 2024 - La Chouffe Trail 18km

20K

18 KM
580 M+

02:01:44

141 / 548

119 / 383

06.02.2024

Heuvelland Wine Trail 2024 - 30km

20K

30 KM
570 M+

03:14:25

76 / 149

69 / 119

04.14.2024

Marathon Sonian Forest 2024 - 42km

20K

42 KM
545 M+

04:26:15

143 / 188

129 / 156

01.28.2024

Half Marathon Aalst 2024 - 21km

20K

21 KM
89 M+

01:53:28

296 / 544

256 / 405

Statistics

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

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