Xin-Liang (陈新良) Chen
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15
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
30
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 ?
China
44,6%
Rank quotient ?This runner's calculation uses 15 eligible race(s): Σ(rank − 1) = 2 056; Σ finishers = 4 610. 2 056 / 4 610 × 100 = 44.60%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed15
Km — ultra races1 107 km
> 100 km3
> 160 km1
Longest race160,9 km
5th Jiangnan 100 Ultra Trail - 100mi — 12/4/2019
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Road9,3%
Trail90,7%
HISTORY
15 race(s)| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 12/4/2019 | 5th Jiangnan 100 Ultra Trail - 100mi | 160,93 | ×5 |
| ✓ 2 | 19/8/2018 | 4th Ultra Trail 100K Mt Gongga | 103,60 | ×3 |
| ✓ 3 | 3/8/2019 | 3rd Super Salmon 100 | 103,00 | ×3 |
| ✓ 4 | 9/8/2017 | 4th Zhangye Qilian Mountain 100 km Trail Challenge | 100,00 | ×3 |
| ✓ 5 | 15/11/2025 | 7th Ultra Trail Jiangle 100 km | 94,00 | ×3 |
| ✓ 6 | 16/4/2017 | 3rd Daluoshan Trail Run 70K | 70,00 | ×2 |
| ✓ 7 | 8/11/2025 | 10th Wuyishan Trail Race 60 km | 60,00 | ×2 |
| ✓ 8 | 11/8/2018 | 1st Inner Mongolia 60km Ultra Marathon - Laoniuwan | 60,00 | ×2 |
| ✓ 9 | 17/10/2020 | 8th Ninghai Ultra Trail - 50km | 55,00 | ×1 |
| ✓ 10 | 28/3/2026 | 2nd Fujian Shiniu Mountain 50km | 50,00 | ×1 |
| ✓ 11 | 1/2/2026 | 1st Qingliu Dafengshan Mountain Trail | 50,00 | ×1 |
| ✓ 12 | 19/10/2025 | 1st Liancheng GuanZhiShan Mountain Trail | 50,00 | ×1 |
| ✓ 13 | 20/10/2024 | 2nd Heping Ancient Town | 50,00 | ×1 |
| ✓ 14 | 10/11/2018 | 3rd China 100 mountain cross - 50 km Yuyao | 50,00 | ×1 |
| ✓ 15 | 26/11/2017 | 1st Shengzhou Trail Challenge | 50,00 | ×1 |