Xin (李鑫) Li
External sources
Loading FFA
Loading MV
FFA diagnostics
Run “Search / refresh FFA” to see each season, HTTP response, candidate and DUV comparison.
MarathonView diagnostics
Run “Refresh MV” to see login, session validation and parser status.
Cached locally. Empty refreshes never erase the last valid snapshot.
12
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
34,0%
Rank quotient ?This runner's calculation uses 12 eligible race(s): Σ(rank − 1) = 2 424; Σ finishers = 7 130. 2 424 / 7 130 × 100 = 34.00%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed12
Km — ultra races692 km
Longest race100,0 km
3rd Weihai Ultra Trail 100km — 31/5/2025
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Trail100,0%
Records
HISTORY
12 race(s)| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 31/5/2025 | 3rd Weihai Ultra Trail 100km | 100,00 | ×4 |
| ✓ 2 | 16/9/2024 | 4th Ultra Trail Shennongjia 70 km Salt Road Challenge | 70,00 | ×2 |
| ✓ 3 | 1/6/2019 | 2nd Mountain Hard China - Guzhang 50 km | 58,00 | ×2 |
| ✓ 4 | 2/9/2023 | 7th Trail Mt Wugong 50 km | 56,00 | ×2 |
| ✓ 5 | 8/11/2025 | 7th Yangxian Trail Challenge - 50km | 55,30 | ×2 |
| ✓ 6 | 15/11/2025 | 10th Xihong Old Road Ultra Trail - 56 km Autumn | 54,00 | ×2 |
| ✓ 7 | 17/5/2025 | 1st Ultra-Trail Great Wall by UTMB - 50K | 53,80 | ×2 |
| ✓ 8 | 11/5/2025 | 3rd Ultra Trail Mt.Laoying | 50,00 | ×2 |
| ✓ 9 | 13/7/2024 | 8th Columbia 50 Ultra Trail Chongli Challenge Race | 50,00 | ×2 |
| ✓ 10 | 5/11/2023 | 1st Ultra Trail Mt.Laoying | 50,00 | ×2 |
| ✓ 11 | 2/11/2019 | 4th Yangtze River Three Gorges 50 km Trail Run | 50,00 | ×2 |
| ✓ 12 | 17/3/2024 | 4th Chongqing Tieshanping Trail | 45,00 | ×1 |