Skip to Content

UTMB World Series Events

Select the event you're interested in

Register to discover the race

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

NIKOLAI PETROFF

NIKOLAI PETROFF

Nationality

Australia

Age

45-49 Men

Connect to claim this page

Club

The Trailiens

UTMB Index

Index

20K

50K

100K

100M

449

445

442

398

-

Races

date

Race

country

Cat.

Distance /
m+

Time

Rank

Gender

Score

12.05.2025

Chiangmai Thailand by UTMB® 2025 - ELEPHANT 100

100K

96 KM
4600 M+

20:34:50

402 / 993

325 / 784

11.30.2025

Chiangmai Thailand by UTMB® 2025 - INTHANON 50

50K

39 KM
2200 M+

06:41:16

172 / 815

137 / 569

07.19.2025

The Guzzler Ultra 2025 - The Glass Half Full

50K

52.6 KM
2070 M+

08:41:22

352 / 607

258 / 414

12.07.2024

Chiangmai Thailand by UTMB® 2024 - HMONG 50-2024

50K

50 KM
2030 M+

08:36:25

544 / 2167

416 / 1459

07.20.2024

The Guzzler Ultra 2024 - The Glass Half Full

50K

52.6 KM
2070 M+

07:57:30

183 / 468

148 / 329

03.23.2024

Kunanyi Mountain Run 2024 - kMR Mountain Run

20K

25 KM
1600 M+

04:02:16

168 / 289

119 / 168

12.09.2023

Doi Inthanon by UTMB 2023 - HMONG 50

50K

50 KM
2870 M+

11:20:04

927 / 1332

643 / 900

09.02.2023

Wild Earth 'Coastal High' Trail Run 2023 - Coastal High 50

50K

50 KM
1952 M+

09:25:51

151 / 168

101 / 109

07.22.2023

The Guzzler Ultra 2023 - The Glass Half Full

50K

52.6 KM
2070 M+

08:58:46

344 / 524

263 / 381

Statistics

Filter by UTMB INDEX

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

Join us

Sponsorship

Race Organisers

Jobs

Stay in Touch

FAQ and Help

Contact Us

Follow us

Terms & conditions

Privacy Policy

Cookies preferences

©2024 UTMB® all rights reserved. Ultra-Trail® and UTMB® are registered trademarks..