Li-Ming (陈黎明) Chen
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14
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
60,3%
Rank quotient ?This runner's calculation uses 14 eligible race(s): Σ(rank − 1) = 2 145; Σ finishers = 3 559. 2 145 / 3 559 × 100 = 60.27%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed14
Km — ultra races1 092 km
> 100 km3
> 160 km2
Longest race162,0 km
9th Xihong Old Road Ultra Trail - 168 km Autumn — 15/11/2024
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Road4,2%
Trail95,8%
Records
HISTORY
14 race(s)| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 15/11/2024 | 9th Xihong Old Road Ultra Trail - 168 km Autumn | 162,00 | ×5 |
| ✓ 2 | 10/11/2023 | 8th Jiangnan 100 Ultra Trail - 100mi | 160,93 | ×5 |
| ✓ 3 | 17/10/2020 | 2nd Lingjiushan Trail Running - 100 km | 108,00 | ×3 |
| ✓ 4 | 19/9/2020 | 4th Ultra Trail Jiangle 100 km | 98,00 | ×3 |
| ✓ 5 | 13/9/2025 | 5th Ultra Trail Shennongjia 70 km Salt Road Challenge | 70,00 | ×2 |
| ✓ 6 | 5/10/2025 | 7th China Meiling Int. Trail Running | 60,00 | ×2 |
| ✓ 7 | 20/4/2025 | 1st Anji Huangpu River Source Mountain Cross-Country Challenge | 60,00 | ×2 |
| ✓ 8 | 28/9/2024 | 2nd Mingyue Mountrain Ultra Trail | 60,00 | ×2 |
| ✓ 9 | 19/10/2019 | 4th MaXi Race China Jiangshan 60 km | 60,00 | ×2 |
| ✓ 10 | 15/4/2023 | 9th Ninghai Ultra Trail - 50km | 57,40 | ×1 |
| ✓ 11 | 22/11/2025 | 1st JiangZhe ZhiDian QianBa 50km | 50,00 | ×1 |
| ✓ 12 | 5/4/2024 | 6th XiLingXia Off road Race - 50 km | 50,00 | ×1 |
| ✓ 13 | 20/5/2017 | 2nd Qingdao Laoshan 50K Ultra Trail | 50,00 | ×1 |
| ✓ 14 | 10/4/2016 | Ninghai Chalu Mountain Marathon | 45,90 | ×1 |