Yu-Chung (蔡有忠) Tsai
External sources
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Born : 1968
Cat. M55 Ultrarunner since 2013
39
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
41
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
2
Countries visited ?
JapanTaiwan
JapanTaiwan61,8%
Rank quotient ?This runner's calculation uses 39 eligible race(s): Σ(rank − 1) = 2 575; Σ finishers = 4 168. 2 575 / 4 168 × 100 = 61.78%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed57
Km — ultra races2 698 km
> 100 km1
Longest race135,0 km
1st Fukuoka Ultra Run Stage Race — 25/3/2024
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Road64,9%
Stage35,1%
Wins & podiums (ultra)
🏆 Win1
🏆 Win M2
🏅 Top 35
🏅 Top 3 M5
Longest winning streak1
Current streak0
Records
HISTORY
55 race(s)
| Runner | Races in common |
|---|---|