Ching-Nan (陳清南) Chen
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Born : 1963
Cat. M60 Ultrarunner since 2012
9
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
24
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
Taiwan30,7%
Rank quotient ?This runner's calculation uses 9 eligible race(s): Σ(rank − 1) = 1 206; Σ finishers = 3 923. 1 206 / 3 923 × 100 = 30.74%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed9
Km — ultra races677 km
> 100 km1
Longest race104,0 km
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Road100,0%
HISTORY
9 race(s)| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 19/3/2017 | 6th National Taipei University 12H Ultra Marathon | 103,99 | ×4 |
| ✓ 2 | 11/3/2023 | 12th Southern Cross-Island Highway 100 km Ultra Marathon | 100,00 | ×4 |
| ✓ 3 | 21/11/2020 | 9th Yilan Dongshan River 100km Ultra-Marathon | 100,00 | ×4 |
| ✓ 4 | 20/3/2016 | 5th National Taipei University 12H Ultra Marathon | 92,10 | ×3 |
| ✓ 5 | 22/3/2015 | 4th National Taipei University 12H Ultra Marathon | 88,23 | ×3 |
| ✓ 6 | 30/11/2013 | 2nd Yilan Dongshan River 50km Ultra-Marathon | 50,00 | ×2 |
| ✓ 7 | 18/11/2012 | 1st Yilan Dongshan River 50km Ultra-Marathon | 50,00 | ×2 |
| ✓ 8 | 16/2/2013 | 2nd Taipei 6hr Ultra Marathon Saturday Run | 47,43 | ×1 |
| ✓ 9 | 6/4/2014 | 1st Mingde Reservoir Ultramarathon | 45,60 | ×1 |