Yi-Ming (乔一鸣) Qiao
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12
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
24
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
53,9%
Rank quotient ?This runner's calculation uses 12 eligible race(s): Σ(rank − 1) = 1 619; Σ finishers = 3 002. 1 619 / 3 002 × 100 = 53.93%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed12
Km — ultra races623 km
Longest race60,0 km
2nd X Trail - Gangshika 60 km — 14/7/2018
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Road8,0%
Trail92,0%
Records
HISTORY
12 race(s)| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 14/7/2018 | 2nd X Trail - Gangshika 60 km | 60,00 | ×2 |
| ✓ 2 | 31/3/2018 | 3rd Jinhua Beishan Peak - 60 km | 60,00 | ×2 |
| ✓ 3 | 13/10/2018 | 6th Ninghai Ultra Trail - 50km | 54,40 | ×2 |
| ✓ 4 | 10/3/2018 | 5th Wendao Ultra Trail HZ100 - 50 km | 50,00 | ×2 |
| ✓ 5 | 3/12/2017 | 3rd Trailcatcher The 50K Challenge | 50,00 | ×2 |
| ✓ 6 | 14/10/2017 | 5th Ninghai Ultra Trail - 50km | 50,00 | ×2 |
| ✓ 7 | 22/4/2017 | 3rd Ultimate Tsaigu Trail Kuocang - 50 km | 50,00 | ×2 |
| ✓ 8 | 5/3/2017 | 2nd Ninghai Classic 50km | 50,00 | ×2 |
| ✓ 9 | 3/12/2016 | 3rd Li River Trail Run 50km | 50,00 | ×2 |
| ✓ 10 | 13/11/2016 | 1st Cross Mt. Huangshan 50km | 50,00 | ×2 |
| ✓ 11 | 31/5/2014 | We-Cycling Shanghai 50K | 50,00 | ×2 |
| ✓ 12 | 2/3/2019 | 3rd Nanjing Laoshan National Forest Park 50 Cross | 48,30 | ×2 |