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UTMB World Series Events

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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

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

06 - 08 March 2026

14 - 15 March 2026

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

29 November - 07 December 2025

14 - 16 November 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

Itao TSAI

Nationality

United States of America

Age

55-59 Men

UTMB Index

Index

20K

50K

100K

100M

457

-

458

-

-

Races

date

Race

country

Cat.

Distance /
m+

Time

Rank

Gender

Score

11.30.2025

Quad Dipsea 2025

50K

45 KM
3000 M+

06:24:49

122 / 259

102 / 192

05.14.2023

Quicksilver Endurance Runs 2023 - 100k

100K

100 KM
3900 M+

-

DNF

DNF

04.08.2023

Lake Sonoma 50 Miler 2023 - Lake Sonoma 50

100K

80.9 KM
3200 M+

13:01:15

168 / 214

100 / 133

11.27.2022

QUAD DIPSEA 2022 - Quad Dipsea 2022

50K

45.7 KM
2800 M+

08:10:51

251 / 287

187 / 211

04.09.2022

Lake Sonoma 50 Miler 2022 - Lake Sonoma 50

100K

80.9 KM
3200 M+

-

DNF

DNF

09.25.2021

BEAR 100 2021 - 100 Mile

100M

160 KM
6370 M+

35:32:15

183 / 199

146 / 157

09.04.2021

Lake Sonoma 50 Miler 2021 - Lake Sonoma 50

100K

80.9 KM
3050 M+

13:52:10

95 / 98

58 / 60

07.17.2021

Tahoe Rim Trail Endurance Runs 100M/50M/55K 2021 - 100 Mile

100M

161.1 KM
6170 M+

33:36:46

61 / 98

50 / 79

04.24.2021

The Canyons 100K 2021 - 100 Km

100K

95.9 KM
4610 M+

17:34:11

203 / 247

157 / 190

11.16.2019

The North Face Endurance Challenge California 2019 - 50M

100K

82.3 KM
2810 M+

12:08:44

301 / 465

226 / 345

Statistics

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

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