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South America

02 - 04 August 2024

19 - 22 September 2024

09 - 12 May 2024

North America

20 - 22 September 2024

28 - 29 September 2024

11 - 12 October 2024

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11 - 13 April 2025

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19 - 21 April 2024

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15 - 16 February 2025

15 - 18 May 2025

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22 - 23 June 2024

MY UTMB

George CALLAHAN

Nationality

United States

Age

20-34 Men

UTMB Index

Index

20K

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100M

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Races

date

Race

country

Cat.

Distance /
mt+

Time

Rank

Gender

Score

04.06.2019

UMSTEAD 100 2019 - 50 Mi

50K

80.5 KM
1650 M+

10:44:00

18 / 99

12 / 58

Statistics

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

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