Chun-Hsien (陳俊賢) Chen
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9
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
26
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
28,4%
Rank quotient ?This runner's calculation uses 9 eligible race(s): Σ(rank − 1) = 534; Σ finishers = 1 881. 534 / 1 881 × 100 = 28.39%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed9
Km — ultra races854 km
> 100 km2
> 24h1
Longest race134,9 km
4th Taipei 24hr Ultra Marathon — 13/2/2015
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Road91,3%
Stage8,7%
HISTORY
9 race(s) · 4 split(s) nested| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 13/2/2015 | 4th Taipei 24hr Ultra Marathon | 134,94 | ×5 |
| ✓ 2 | 21/2/2016 | 1st Blue Whale Ultramarathon 110 km | 110,00 | ×4 |
| ✓ 3 | 9/1/2016 | 4th Yangmingshan 100km Ultra Marathon | 100,00 | ×3 |
| ✓ 4 | 1/11/2015 | 1st Chuoshui River 100 km Ultramarathon | 100,00 | ×3 |
| ✓ 5 | 10/10/2014 | 4th Flex Power National 100K Track Taipei | 100,00 | ×3 |
| ✓ 6 | 30/11/2013 | 2nd Yilan Dongshan River 100km Ultra-Marathon | 100,00 | ×3 |
| ✓ 7 | 20/3/2016 | 5th National Taipei University 12H Ultra Marathon | 89,13 | ×3 |
| ✓ 8 | 30/3/2013 | 1st Tour de Taiwan Island Ultramarathon Single Race (Taipei to Keelung) | 74,00 | ×2 |
| ✓ 9 | 6/4/2014 | 1st Mingde Reservoir Ultramarathon | 45,60 | ×1 |