Lye-Heng Tay
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11
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
28
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
5
Countries visited ?
Malaysia
Singapore
Thailand
Taiwan
Vietnam
46,4%
Rank quotient ?This runner's calculation uses 11 eligible race(s): Σ(rank − 1) = 1 608; Σ finishers = 3 465. 1 608 / 3 465 × 100 = 46.41%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed11
Km — ultra races914 km
Longest race100,0 km
9th Cameron 100 km Ultra Trail — 19/7/2025
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Road27,6%
Trail72,4%
HISTORY
11 race(s)| Date | Race | Perf. | Rk | |
|---|---|---|---|---|
| 2026 | ||||
| 07.03 | 91km | 18:50:33 h | 211 | |
| 2025 | ||||
| 08.11 | 80km | 29:00:49 h | 9 | |
| 19.07 | 100km | 26:43:50 h | 66 | |
| 2024 | ||||
| 07.12 | 93km | 23:28:44 h | 498 | |
| 21.09 | 50km | 16:59:48 h | 51 | |
| 2023 | ||||
| 03.11 | 100km | 29:25:26 h | 152 | |
| 23.09 | 48km | 12:04:03 h | 165 | |
| 2010 | ||||
| 29.05 | 84km | 12:00:05 h | 167 | |
| 2009 | ||||
| 24.10 | 100km | 16:56:27 h | 16 | |
| 30.05 | 84km | 11:52:02 h | 140 | |
| 2008 | ||||
| 31.05 | 84km | 13:06:40 h | 144 | |
| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 19/7/2025 | 9th Cameron 100 km Ultra Trail | 100,00 | ×3 |
| ✓ 2 | 3/11/2023 | 6th Malaysia Mountain Trail Festival - 100km | 100,00 | ×3 |
| ✓ 3 | 24/10/2009 | The North Face 100 Singapore | 100,00 | ×3 |
| ✓ 4 | 7/12/2024 | 1st Chiangmai Thailand by UTMB - ELEPHANT 100 | 93,00 | ×3 |
| ✓ 5 | 7/3/2026 | 1st Xtrail Kenting by UTMB - Xtrail 100K | 91,00 | ×3 |
| ✓ 6 | 29/5/2010 | 3rd Sundown Night 84km | 84,00 | ×3 |
| ✓ 7 | 30/5/2009 | 2nd Sundown Night 84km | 84,00 | ×3 |
| ✓ 8 | 31/5/2008 | 1st Sundown Night 84km | 84,00 | ×3 |
| ✓ 9 | 8/11/2025 | 3rd Kailas Mount Ophir Ultra Trail | 80,00 | ×2 |
| ✓ 10 | 21/9/2024 | 2nd Kailas Mount Ophir Ultra Trail | 50,00 | ×1 |
| ✓ 11 | 23/9/2023 | 11. Vietnam Mountain Marathon 50km | 48,00 | ×1 |