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

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

Scott RASSBACH

Nationality

United States of America

Age

55-59 Men

UTMB Index

Index

20K

50K

100K

100M

457

-

-

456

-

Races

date

Race

country

Cat.

Distance /
m+

Time

Rank

Gender

Score

04.13.2025

Zumbro Endurance Run 2025 - 50m

100K

81.4 KM
1900 M+

12:44:47

28 / 64

23 / 51

04.14.2024

Zumbro Endurance Run 2024 - 50m

100K

81.4 KM
1900 M+

12:30:13

28 / 80

24 / 56

04.08.2023

Zumbro Endurance Run 2023 - 50m

100K

81.4 KM
1900 M+

14:34:08

40 / 70

38 / 60

04.09.2022

Zumbro Endurance Run 2022 - 50m

100K

81.4 KM
1900 M+

13:14:47

32 / 71

23 / 46

04.09.2021

Zumbro Endurance Run 2021 - 34m

50K

54.2 KM
1140 M+

06:56:32

21 / 121

19 / 89

04.14.2018

Zumbro Endurance Run 2018 - 50m

100K

82.4 KM
2390 M+

13:02:16

16 / 49

15 / 40

09.09.2017

Superior Fall Trail Race 2017 - 50 Mile

100K

83.1 KM
2160 M+

12:48:25

40 / 105

35 / 74

06.16.2017

Bighorn Trail Run 2017 - 100M

100M

167.3 KM
6740 M+

31:39:20

109 / 174

98 / 151

04.08.2017

Zumbro Endurance Run 2017 - Zumbro 50 Mile Endurance Run

100K

79.8 KM
2130 M+

09:53:58

9 / 149

9 / 109

06.18.2015

Bighorn Trail Run 2015 - 100M

100M

161.3 KM
5500 M+

32:00:38

140 / 193

117 / 156

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..