Wei-Foon (Tracy) (沈惠欢) Sim
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15
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
27
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
6
Countries visited ?
Australia
Hong Kong
Malaysia
Singapore
Thailand
Vietnam
68,3%
Rank quotient ?This runner's calculation uses 15 eligible race(s): Σ(rank − 1) = 5 603; Σ finishers = 8 203. 5 603 / 8 203 × 100 = 68.30%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed15
Km — ultra races1 033 km
Longest race100,0 km
2nd Rebel Walker 100 IV — 16/3/2019
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Trail100,0%
Wins & podiums (ultra)
🏆 Win0
🏆 Win F0
🏅 Top 30
🏅 Top 3 F1
Longest winning streak0
Current streak0
HISTORY
15 race(s)| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 16/3/2019 | 2nd Rebel Walker 100 IV | 100,00 | ×3 |
| ✓ 2 | 19/1/2019 | 9th Hong Kong 100 Ultra Trail Race | 100,00 | ×3 |
| ✓ 3 | 14/1/2017 | 7th Hong Kong 100 Ultra Trail Race | 100,00 | ×3 |
| ✓ 4 | 26/9/2015 | 2. Penang 84 km Challenge | 84,00 | ×3 |
| ✓ 5 | 29/12/2019 | 11th MR25 Cross Country Ultra Marathon | 73,50 | ×2 |
| ✓ 6 | 27/12/2015 | 7th MR25 Cross Country Ultra Marathon | 73,50 | ×2 |
| ✓ 7 | 24/9/2016 | 4. Vietnam Mountain Marathon 70km | 70,00 | ×2 |
| ✓ 8 | 3/1/2015 | 6th MR25 Cross Country Ultra Marathon | 62,10 | ×2 |
| ✓ 9 | 10/12/2022 | 3rd Thailand by UTMB - 55km | 55,00 | ×2 |
| ✓ 10 | 28/7/2018 | 3rd Cameron 55 km Ultra Trail | 55,00 | ×2 |
| ✓ 11 | 22/7/2017 | 2nd Cameron 55 km Ultra Trail | 55,00 | ×2 |
| ✓ 12 | 16/11/2025 | 12th TransLantau 50 by UTMB | 53,00 | ×1 |
| ✓ 13 | 29/12/2013 | 5th MR25 Cross Country Ultra Marathon | 51,75 | ×1 |
| ✓ 14 | 11/11/2023 | 10th TransLantau 50 by UTMB | 50,00 | ×1 |
| ✓ 15 | 14/5/2016 | 4th Ultra-Trail Australia 50 km | 50,00 | ×1 |