Cong-Cong (陈葱葱) Chen
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13
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
25
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
79,9%
Rank quotient ?This runner's calculation uses 13 eligible race(s): Σ(rank − 1) = 4 161; Σ finishers = 5 208. 4 161 / 5 208 × 100 = 79.90%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed13
Km — ultra races872 km
> 100 km1
Longest race101,6 km
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Road5,7%
Trail94,3%
Records
HISTORY
13 race(s)| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 5/11/2022 | 7th TNF 100 Ultra Trail Challenge Moganshan - 100 km | 101,60 | ×4 |
| ✓ 2 | 23/3/2024 | 1st Ultra Trail Mt.Huangshan Series | 100,00 | ×4 |
| ✓ 3 | 14/10/2023 | 5th Jiangnan Skyrace - 100 km | 100,00 | ×4 |
| ✓ 4 | 14/11/2020 | 6th Jiangnan 100 Ultra Trail - 85km | 85,00 | ×3 |
| ✓ 5 | 17/9/2023 | 3rd Ultra Trail Shennongjia 65 km Salt Road Challenge | 67,30 | ×2 |
| ✓ 6 | 19/10/2019 | 4th MaXi Race China Jiangshan 60 km | 60,00 | ×2 |
| ✓ 7 | 29/11/2025 | 5th Guyanhuaxiang Liandu 55 Ultra Trail | 55,00 | ×2 |
| ✓ 8 | 1/3/2025 | 1st Ultra-Trail Xiamen by UTMB - 50K | 53,60 | ×2 |
| ✓ 9 | 25/3/2023 | 2nd 1390 Archipelago Trail - 50km | 51,30 | ×2 |
| ✓ 10 | 31/10/2020 | 3rd Qingyuan Ancient Bridge Ultra Trail | 50,80 | ×2 |
| ✓ 11 | 11/11/2023 | 8th Jiangnan 100 Ultra Trail - 50km | 50,00 | ×2 |
| ✓ 12 | 31/3/2019 | 1st Lishui Ultra Marathon | 50,00 | ×2 |
| ✓ 13 | 9/5/2021 | 3rd Suichang Great March Of Red Army Trail | 47,20 | ×1 |