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UTMB World Series Events

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North America

09 - 12 April 2026

16 - 18 April 2026

23 - 26 April 2026

15 - 17 May 2026

27 - 28 June 2026

23 - 25 July 2026

14 - 16 August 2026

21 - 23 August 2026

10 - 12 September 2026

17 - 20 September 2026

01 - 03 October 2026

08 - 11 October 2026

13 - 15 November 2026

Asia

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

02 - 04 October 2026

16 - 18 October 2026

06 - 08 November 2026

10 - 12 December 2026

14 - 15 March 2026

06 - 08 March 2026

29 November - 07 December 2025

14 - 16 November 2025

Oceania

14 - 17 May 2026

26 - 28 November 2026

13 - 14 February 2027

Africa

29 - 31 May 2026

South America

26 - 28 June 2026

31 July - 02 August 2026

17 - 20 September 2026

18 - 22 November 2026

20 - 22 March 2026

MYUTMB

Jefferson ARBUCKLE

Nationality

United States of America

Age

50-54 Men

UTMB Index

Index

20K

50K

100K

100M

581

-

-

452

-

Races

date

Race

country

Cat.

Distance /
m+

Time

Rank

Gender

Score

05.04.2025

Miwok 100K 2025

100K

99.9 KM
3360 M+

14:35:39

190 / 259

138 / 182

09.24.2023

Sawatch ascent 50k 2023 - 50k

50K

53.1 KM
2135 M+

07:21:27

39 / 121

29 / 69

09.23.2023

West line winder 2023 - 50k

50K

49.3 KM
1350 M+

05:11:53

14 / 132

10 / 61

03.12.2023

Antelope Canyon 2023 - 100 Mile

100M

159.4 KM
1920 M+

-

DNF

DNF

10.13.2018

Indian Creek Fifties 2018 - 50 Mile

100K

83.8 KM
3520 M+

10:36:33

5 / 36

5 / 28

09.08.2018

Devil on the divide 2018 - 50K

50K

50 KM
1980 M+

06:06:00

19 / 121

17 / 90

05.05.2018

Miwok 100K 2018

100K

98.5 KM
3030 M+

12:28:52

74 / 287

63 / 215

10.21.2017

Indian Creek Fifties 2017 - 50 Mile

100K

84.1 KM
3520 M+

09:29:00

2 / 30

2 / 17

06.16.2017

Bryce Canyon 2017 - 100 Mile

100M

159.4 KM
4800 M+

27:33:37

27 / 134

25 / 104

05.06.2017

Miwok 100K 2017

100K

98.5 KM
3030 M+

11:47:24

48 / 285

44 / 212

Statistics

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

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