Yan (罗艳) Luo
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.
16
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
41
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
61,0%
Rank quotient ?This runner's calculation uses 17 eligible race(s): Σ(rank − 1) = 3 949; Σ finishers = 6 475. 3 949 / 6 475 × 100 = 60.99%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed17
Km — ultra races2 022 km
> 100 km7
> 160 km4
> 200 km1
Longest race333,0 km
1st The Great Wall 330 Ultra Trail — 10/8/2024
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Trail100,0%
HISTORY
17 race(s)| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 10/8/2024 | 1st The Great Wall 330 Ultra Trail | 333,00 | ×8 |
| ✓ 2 | 6/7/2023 | 7th Columbia 200 Ultra Trail Chongli Challenge Race | 200,00 | ×4 |
| ✓ 3 | 15/3/2024 | 6th Xihong Old Road Ultra Trail - 168 Spring | 168,00 | ×4 |
| ✓ 4 | 15/11/2024 | 9th Xihong Old Road Ultra Trail - 168 km Autumn | 162,00 | ×3 |
| ✓ 5 | 26/10/2024 | 4th Lingjiushan Trail Running - 100 km | 109,20 | ×2 |
| ✓ 6 | 29/11/2025 | 4th Gupo Mountain Ultra Trail - 100 km | 105,00 | ×2 |
| ✓ 7 | 1/11/2025 | 10th Ultimate Tsaigu Trail Kuocang - 105 km | 105,00 | ×2 |
| ✓ 8 | 31/5/2025 | 3rd Weihai Ultra Trail 100km | 100,00 | ×2 |
| ✓ 9 | 9/12/2023 | 1st Across Mountains and Seas 100km TrailRun | 100,00 | ×2 |
| ✓ 10 | 14/10/2023 | 5th Jiangnan Skyrace - 100 km | 100,00 | ×2 |
| ✓ 11 | 18/3/2023 | 5th Xihong Old Road Ultra Trail - 100 Spring | 100,00 | ×2 |
| ✓ 12 | 26/11/2022 | 5th China 100 mountain cross - 100 km Chengdu | 100,00 | ×2 |
| ✓ 13 | 29/10/2022 | 1st Dayanshan Xiaoshao Ancient Road | 100,00 | ×2 |
| ✓ 14 | 2/11/2024 | 9th Ultimate Tsaigu Trail Kuocang - 105 km | 95,00 | ×2 |
| ✓ 15 | 19/5/2024 | 1st Mt.Yucang Trail | 50,00 | ×1 |
| ✓ 16 | 22/4/2023 | 3rd Middle Yandang Around-lake Trail Run | 45,00 | ×1 |