Koh-Keong Chai
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Born : 1984
Cat. M40 Ultrarunner since 2018
7
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
20
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 ?Malaysia
Malaysia38,8%
Rank quotient ?This runner's calculation uses 7 eligible race(s): Σ(rank − 1) = 543; Σ finishers = 1 401. 543 / 1 401 × 100 = 38.76%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed7
Km — ultra races454 km
Longest race100,0 km
1st Merapoh Rainforest Trail - 100 km — 25/6/2022
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Trail100,0%
Records
HISTORY
7 race(s)| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 25/6/2022 | 1st Merapoh Rainforest Trail - 100 km | 100,00 | ×5 |
| ✓ 2 | 30/11/2018 | 1st Malaysia Mountain Trail Festival | 70,00 | ×3 |
| ✓ 3 | 11/8/2018 | 4th The Magnificent Merapoh Trail (TMMT) 70 km | 70,00 | ×3 |
| ✓ 4 | 15/7/2023 | 7th Cameron 60 km Ultra Trail | 60,00 | ×3 |
| ✓ 5 | 13/5/2018 | 4th Ultimate Trails Of Penang Eco 50 km | 54,00 | ×2 |
| ✓ 6 | 4/11/2023 | 6th Malaysia Mountain Trail Festival - 50KM Ultra Challenge | 50,00 | ×2 |
| ✓ 7 | 26/8/2023 | 2nd Pahang Eco | 50,00 | ×2 |