Wei-Jian (冼伟健) Xian
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11
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
27
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
Hong Kong
67,0%
Rank quotient ?This runner's calculation uses 11 eligible race(s): Σ(rank − 1) = 1 165; Σ finishers = 1 740. 1 165 / 1 740 × 100 = 66.95%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed11
Km — ultra races881 km
> 100 km4
Longest race128,7 km
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Road15,1%
Trail84,9%
Records
HISTORY
11 race(s)| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 21/3/2026 | 7th Mt. Gaoligong - Road of Chinese Expeditionary Force | 128,75 | ×4 |
| ✓ 2 | 7/12/2019 | 3rd Maxi-Race Yangshuo China 115 km | 115,00 | ×4 |
| ✓ 3 | 20/4/2019 | 4th XTrail Wulong 110K | 110,00 | ×4 |
| ✓ 4 | 1/6/2019 | 2nd Mountain Hard China - Guzhang 100 km | 106,00 | ×3 |
| ✓ 5 | 26/1/2019 | 3rd Hong Kong Ultra Marathon Charity Race 12h | 73,00 | ×2 |
| ✓ 6 | 6/7/2025 | 6th Huanglong Ultra Trail - XBD 70 | 70,00 | ×2 |
| ✓ 7 | 20/10/2018 | 1st Ultra Trail Shennongjia 62 km Salt Road Challenge | 62,00 | ×2 |
| ✓ 8 | 26/10/2019 | 1st Nature Run - Guidong | 60,00 | ×2 |
| ✓ 9 | 6/1/2018 | 1st Maoming Dianbai 60km Trail Race | 60,00 | ×2 |
| ✓ 10 | 31/3/2018 | 3rd Conghua CH50 - 51 km Run | 51,00 | ×1 |
| ✓ 11 | 22/6/2025 | 1st Run with Hong Kong | 45,00 | ×1 |