Joo-Wan (Jeff) (黄裕万) Ooi
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Born : 1982
Cat. M40 Ultrarunner since 2008
49
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
60
DUV-index+ ?Largest integer N such that the race distances provide at least N complete segments of N km in total. A single long race may therefore contribute several segments. See the DUV-Index tab for the detailed calculation. calculation details
7
Countries visited ?
France
Hong Kong
JapanMalaysia
Singapore
Thailand
Taiwan
FranceHong KongJapanMalaysiaSingaporeThailandTaiwan61,0%
Rank quotient ?This runner's calculation uses 49 eligible race(s): Σ(rank − 1) = 9 671; Σ finishers = 15 849. 9 671 / 15 849 × 100 = 61.02%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed49
Km — ultra races5 459 km
> 100 km14
> 160 km11
> 200 km3
> 24h4
Longest race250,0 km
24. Sakura Michi Kokusai Nature Run — 22/4/2017
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Road41,9%
Trail57,2%
Ult.Walk0,9%
Wins & podiums (ultra)
🏆 Win2
🏆 Win M2
🏅 Top 35
🏅 Top 3 M5
Longest winning streak1
Current streak0
HISTORY
49 race(s)| Runner | Races in common |
|---|---|