Xiao-Fei (杨晓菲) Yang
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
3
Countries visited ?
China
Hong Kong
Thailand
21,1%
Rank quotient ?This runner's calculation uses 12 eligible race(s): Σ(rank − 1) = 1 048; Σ finishers = 4 976. 1 048 / 4 976 × 100 = 21.06%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed12
Km — ultra races757 km
> 100 km1
Longest race102,5 km
4th TNF 100 Ultra Trail Challenge Moganshan - 100 km — 31/10/2020
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 | 31/10/2020 | 4th TNF 100 Ultra Trail Challenge Moganshan - 100 km | 102,50 | ×4 |
| ✓ 2 | 7/12/2024 | 1st Chiangmai Thailand by UTMB - ELEPHANT 100 | 93,00 | ×3 |
| ✓ 3 | 15/11/2025 | 12th TransLantau 80 by UTMB | 80,00 | ×3 |
| ✓ 4 | 19/9/2020 | 4th Longji Ultra Trail Running Race - 66 km | 64,20 | ×2 |
| ✓ 5 | 19/10/2024 | 10th Ninghai Ultra Trail - 50km | 60,00 | ×2 |
| ✓ 6 | 1/10/2023 | 5th Gejiu Gejia Forest Park Trail Running | 56,00 | ×2 |
| ✓ 7 | 20/10/2019 | 1st Ultra Trail Huangpu | 53,00 | ×2 |
| ✓ 8 | 21/10/2023 | 5th Yunqiu Mountain Trail - MMY 50K | 50,70 | ×2 |
| ✓ 9 | 18/5/2024 | 1st Dajingmen Ancient Great Wall Cross Country 50km | 50,00 | ×2 |
| ✓ 10 | 14/5/2023 | 2nd Ultra Trail Challenge Race Beijing Labagou | 50,00 | ×2 |
| ✓ 11 | 28/3/2021 | 1st TransCanton Baiyun 50 | 50,00 | ×2 |
| ✓ 12 | 19/10/2025 | 3rd Guangdong Trail - Lianshan | 48,00 | ×1 |