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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

10 - 12 April 2026

30 April - 03 May 2026

18 - 21 June 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

16 - 18 May 2025

11 - 20 April 2025

01 - 02 March 2025

South America

18 - 22 March 2026

26 - 28 June 2026

31 July - 02 August 2026

17 - 20 September 2026

18 - 22 November 2025

Africa

29 - 31 May 2026

MYUTMB

Marijke SLEECKX

Nationality

Belgium

Age

45-49 Women

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UTMB Index

Index

20K

50K

100K

100M

386

378

384

-

-

Races

date

Race

country

Cat.

Distance /
m+

Time

Rank

Gender

Score

09.21.2025

Trail du barrage 2025 - 21km

20K

21 KM
780 M+

03:25:28

113 / 144

20 / 31

08.23.2025

Les Crêtes Vosgiennes 2025 - Le 50

50K

52 KM
1800 M+

08:24:51

297 / 316

40 / 47

07.19.2025

Ultra Trail Grand Ballon 2025 - ULTRA DU GRAND BALLON 24km

20K

24 KM
1100 M+

03:24:06

316 / 445

61 / 122

03.09.2025

North C Trail 2025 - North C Trail 22km

20K

22 KM
117 M+

02:51:48

270 / 365

44 / 93

02.23.2025

Druiven Marathon 2025 - DRUIVEN MARATHON 25km

20K

25 KM
360 M+

02:53:24

293 / 342

61 / 92

04.30.2023

BRABANTSE ULTRA TRAIL 2023 - Brabantse Ultra Trail (BUT-50-NOORD)

50K

50 KM
230 M+

06:14:24

27 / 38

6 / 10

03.05.2023

Trail Westmalle 2023 - 21km

20K

21 KM
320 M+

02:20:55

260 / 283

41 / 54

10.01.2022

Ultra Mirage El Djerid 2022 - UMED50

50K

52 KM
640 M+

06:57:32

81 / 169

17 / 45

09.03.2022

Kemmelberg Trail 2022 - 20km

20K

20 KM
540 M+

02:15:54

133 / 153

24 / 35

07.10.2022

La Chouffe Trail 2022 - 28Km

20K

28 KM
920 M+

03:52:04

121 / 154

25 / 38

Statistics

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

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