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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

31 July - 02 August 2026

18 - 21 September 2025

19 - 21 June 2025

Oceania

27 - 29 November 2025

14 - 15 February 2026

14 - 17 May 2026

Africa

29 - 31 May 2026

MY UTMB

Tan CHOW SENG

Nationality

Malaysia

Age

40-44 Men

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UTMB Index

Index

20K

50K

100K

100M

561

-

556

542

-

Races

date

Race

country

Cat.

Distance /
mt+

Time

Rank

Gender

Score

07.12.2025

Trans QJM Pulai Ultra 2025 - Trans QJM PRO 30km

50K

31.2 KM
2311 M+

06:19:23

6 / 103

6 / 80

02.22.2025

Borneo Ultra-Trail® Marathon 2025 - BUTM 106 km

100K

103.1 KM
5270 M+

19:33:24

7 / 126

6 / 94

12.07.2024

Chiangmai Thailand by UTMB® 2024 - ELEPHANT 100-2024

100K

93 KM
4410 M+

15:38:46

68 / 788

56 / 633

11.02.2024

KAILAS PENANG SKYRACE 2024 - 42KM PRO SKY

50K

39.6 KM
2822 M+

06:40:42

14 / 259

11 / 221

09.21.2024

Kailas Mount Ophir Trail 2024 - MOT 50

50K

50 KM
3275 M+

11:32:43

10 / 87

10 / 65

06.22.2024

Trans QJM Pulai Ultra 2024 - Trans QJM Ultra 50km

50K

50 KM
3970 M+

14:03:00

19 / 79

18 / 61

05.04.2024

Amazean Jungle Thailand by UTMB 2024 - Betong 100

100K

107 KM
6300 M+

-

DNF

DNF

09.09.2023

Ultimate Trails of the South 2023 - UToS 55km

50K

55.5 KM
2969 M+

10:11:08

1 / 21

1 / 14

07.15.2023

Cameron Ultra 2023 - CULTRA 100

100K

102.6 KM
4870 M+

20:55:43

18 / 138

18 / 117

06.02.2023

MERAPOH RAINFOREST TRAIL 2023 - Merapoh Rainforest Trail 2023

100K

100 KM
1709 M+

14:28:37

3 / 85

3 / 71

Statistics

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

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