Chin-Cher (陳金哲) Chen
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17
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
25
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
63,5%
Rank quotient ?This runner's calculation uses 17 eligible race(s): Σ(rank − 1) = 3 653; Σ finishers = 5 749. 3 653 / 5 749 × 100 = 63.54%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed20
Km — ultra races1 003 km
Longest race83,2 km
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Road85,5%
Stage14,5%
Records
HISTORY
20 race(s)| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 20/3/2016 | 5th National Taipei University 12H Ultra Marathon | 83,19 | ×3 |
| ✓ 2 | 4/3/2023 | 1st Chu 22 50km | 58,40 | ×2 |
| ✓ 3 | 24/12/2022 | 6th Bei-yi Freeway Ultra Marathon | 55,00 | ×2 |
| ✓ 4 | 18/5/2008 | 1st Youth Park Cup 50K cross-country Ultra Marathon | 50,00 | ×2 |
| ✓ 5 | 27/1/2008 | 6th Yung Ho 50K Ultra-marathon | 50,00 | ×2 |
| ✓ 6 | 3/3/2007 | 3rd Eastern Valley Int. 50k Ultra-marathon Race | 50,00 | ×2 |
| ✓ 7 | 28/1/2007 | 5th Yung Ho 50K Ultra-marathon | 50,00 | ×2 |
| ✓ 8 | 28/5/2005 | 3rd Yung Ho 50K Ultra-marathon | 50,00 | ×2 |
| ✓ 9 | 23/7/2016 | 1st Tianxishui Ultra Run | 46,50 | ×1 |
| ✓ 10 | 29/7/2018 | 3rd Tianxishui Ultra Run | 46,10 | ×1 |
| ✓ 11 | 9/9/2018 | 1st Luminous Bird's Daughter Full Moon Ultra Run | 46,00 | ×1 |
| ✓ 12 | 19/3/2016 | 1st Grapefruit scent Ultramarathon | 46,00 | ×1 |
| ✓ 13 | 10/12/2017 | 1st Chia Nan Group Marathon | 45,80 | ×1 |
| ✓ 14 | 6/4/2014 | 1st Mingde Reservoir Ultramarathon | 45,60 | ×1 |
| ✓ 15 | 19/12/2015 | 1st Zhuxiang style Ultra Run | 45,30 | ×1 |
| ✓ 16 | 21/3/2026 | 1st Yuanshan Ultra Run | 45,00 | ×1 |
| ✓ 17 | 7/5/2016 | 1st Have Gratitude Ultramarathon | 45,00 | ×1 |