Siong-Tat Chua
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16
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
33
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
2
Countries visited ?
Malaysia
Thailand
48,9%
Rank quotient ?This runner's calculation uses 16 eligible race(s): Σ(rank − 1) = 925; Σ finishers = 1 893. 925 / 1 893 × 100 = 48.86%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed16
Km — ultra races1 449 km
> 100 km2
> 160 km2
Longest race200,0 km
11th TITI 200km Road Ultra Marathon — 24/4/2026
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Road52,8%
Trail47,2%
Wins & podiums (ultra)
🏆 Win0
🏆 Win M1
🏅 Top 30
🏅 Top 3 M3
Longest winning streak0
Current streak0
HISTORY
16 race(s)| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 24/4/2026 | 11th TITI 200km Road Ultra Marathon | 200,00 | ×6 |
| ✓ 2 | 2/3/2024 | 9th Route 68 Challenge - 168 km | 168,00 | ×5 |
| ✓ 3 | 27/4/2024 | 9th TITI 100km Road Ultra Marathon | 100,00 | ×3 |
| ✓ 4 | 3/11/2023 | 6th Malaysia Mountain Trail Festival - 100km | 100,00 | ×3 |
| ✓ 5 | 15/7/2023 | 7th Cameron 100 km Ultra Trail | 100,00 | ×3 |
| ✓ 6 | 3/6/2023 | 2nd Merapoh Rainforest Trail - 100 km | 100,00 | ×3 |
| ✓ 7 | 4/3/2023 | 8th Route 68 Challenge - 100 km | 100,00 | ×3 |
| ✓ 8 | 19/11/2022 | 5th Malaysia Mountain Trail Festival - 100km | 100,00 | ×3 |
| ✓ 9 | 22/10/2022 | 3rd Sekinchan Ultra 100km | 100,00 | ×3 |
| ✓ 10 | 3/12/2022 | 2nd Highland Ultra Challenge 12h AM Run | 70,00 | ×2 |
| ✓ 11 | 8/1/2023 | 5th Bukit Kiara Ultra Challenge | 60,00 | ×1 |
| ✓ 12 | 18/2/2023 | 2nd Amazean Jungle Thailand by UTMB - 54km | 54,00 | ×1 |
| ✓ 13 | 3/7/2026 | 12th King of Kampung Kemensah 50 km | 50,00 | ×1 |
| ✓ 14 | 28/4/2025 | 10th TITI 50km Road Ultra Marathon | 50,00 | ×1 |
| ✓ 15 | 10/9/2022 | 5th Janda Baik Ultra 50 km | 50,00 | ×1 |
| ✓ 16 | 23/11/2024 | 7th Universiti Malaya 6 hours Ultra Marathon night run | 47,38 | ×1 |