Li-Quan (刘立权) Liu
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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.
32
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
2
Countries visited ?
China
Italy
49,9%
Rank quotient ?This runner's calculation uses 15 eligible race(s): Σ(rank − 1) = 5 393; Σ finishers = 10 804. 5 393 / 10 804 × 100 = 49.92%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed15
Km — ultra races1 196 km
> 100 km4
> 160 km1
Longest race192,0 km
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Trail100,0%
Records
HISTORY
15 race(s)| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 22/7/2022 | 6th Columbia 192 Ultra Trail Chongli Challenge Race | 192,00 | ×6 |
| ✓ 2 | 16/4/2021 | 7th Jiangnan 100 Ultra Trail - 110km | 111,00 | ×3 |
| ✓ 3 | 29/8/2025 | 19ème Courmayeur-Champex-Chamonix (CCC) | 101,00 | ×3 |
| ✓ 4 | 22/5/2021 | 5th Nanjing Laoshan National Forest Park 100 Cross | 100,10 | ×3 |
| ✓ 5 | 11/1/2025 | 7th GZ100 Guangzhou - 100 km Run | 100,00 | ×3 |
| ✓ 6 | 14/8/2020 | 4th Columbia 100 Ultra Trail Chongli Challenge Race | 100,00 | ×3 |
| ✓ 7 | 12/7/2025 | 9th Columbia 70 Ultra Trail Chongli Challenge Race | 70,00 | ×2 |
| ✓ 8 | 8/7/2023 | 7th Columbia 70 Ultra Trail Chongli Challenge Race | 70,00 | ×2 |
| ✓ 9 | 4/11/2023 | 8th Ultra Trail Mt Siguniang 50 km | 52,10 | ×1 |
| ✓ 10 | 12/11/2022 | 7th Ultra Trail Mt Siguniang 50 km | 52,10 | ×1 |
| ✓ 11 | 21/10/2023 | 5th Yunqiu Mountain Trail - MMY 50K | 50,70 | ×1 |
| ✓ 12 | 13/7/2024 | 8th Columbia 50 Ultra Trail Chongli Challenge Race | 50,00 | ×1 |
| ✓ 13 | 18/11/2023 | 5th Yangxian Trail Challenge - 50km | 50,00 | ×1 |
| ✓ 14 | 13/4/2024 | 9th TNF 100 Ultra Trail Challenge Moganshan - 50 km Day Run | 49,10 | ×1 |
| ✓ 15 | 20/4/2024 | 6th Yunqiu Mountain Trail - MMY 50K | 48,30 | ×1 |