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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

Byron ROCA

Nationality

Guatemala

Age

20-34 Men

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UTMB Index

Index

20K

50K

100K

100M

428

-

-

-

428

Races

date

Race

country

Cat.

Distance /
mt+

Time

Rank

Gender

Score

05.06.2025

Cocodona 250 2025

100M

412.7 KM
12395 M+

-

DNF

DNF

10.11.2024

Kodiak Ultra Marathons by UTMB 2024 - 100M

100M

159.3 KM
4100 M+

31:34:42

141 / 210

118 / 173

05.07.2024

Cocodona 250 2024

100M

401.4 KM
12236 M+

120:56:09

190 / 202

145 / 154

09.22.2023

Grindstone Trail Running Festival by UTMB 2023 - 100M

100M

160 KM
6401 M+

-

DNF

DNF

05.20.2023

Cruel Jewel 2023 - Cruel Jewel 100

100M

166.6 KM
7570 M+

-

DNF

DNF

05.14.2021

Cruel Jewel 2021 - Cruel Jewel 100

100M

178.1 KM
9510 M+

-

DNF

DNF

05.17.2019

Cruel Jewel 2019 - 100

100M

178.1 KM
9510 M+

35:36:30

37 / 136

32 / 108

04.12.2019

Patagonia Run 2019 - 100 Millas

100M

158 KM
7190 M+

30:15:48

35 / 118

31 / 97

11.17.2018

Duncan ridge trail 2018 - 50K

50K

50 KM
2100 M+

07:47:14

5 / 39

5 / 31

07.28.2018

Burning River Endurance Run 2018 - 100 Mile

100M

164.4 KM
2610 M+

27:32:56

91 / 160

80 / 128

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

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