An-Chun (鄭安鈞) Cheng
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Born : 1975
Cat. M50 Ultrarunner since 2015
45
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
52
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
1
Countries visited ?Taiwan
Taiwan17,8%
Rank quotient ?This runner's calculation uses 52 eligible race(s): Σ(rank − 1) = 1 364; Σ finishers = 7 648. 1 364 / 7 648 × 100 = 17.83%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed52
Km — ultra races4 942 km
> 100 km19
> 160 km8
> 200 km1
> 24h10
Longest race201,9 km
7th Kaohsiung 24h UltraMarathon — 16/11/2019
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Road100,0%
Wins & podiums (ultra)
🏆 Win1
🏆 Win M1
🏅 Top 310
🏅 Top 3 M11
Longest winning streak1
Current streak0
HISTORY
54 race(s) · 29 split(s) nested| Runner | Races in common |
|---|---|