Bok-Hui Ong
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Born : 1971
Cat. M55 Ultrarunner since 2012
19
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
5
Countries visited ?
Hong Kong
Japan
MalaysiaSingapore
Thailand
Hong KongJapanMalaysiaSingaporeThailand74,3%
Rank quotient ?This runner's calculation uses 19 eligible race(s): Σ(rank − 1) = 5 058; Σ finishers = 6 804. 5 058 / 6 804 × 100 = 74.34%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed19
Km — ultra races1 538 km
> 100 km4
> 160 km1
Longest race160,9 km
6th Craze Ultra 100 Miles — 12/8/2017
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Road28,4%
Trail71,6%
HISTORY
19 race(s)| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 12/8/2017 | 6th Craze Ultra 100 Miles | 160,93 | ×4 |
| ✓ 2 | 2/8/2014 | 2nd PEAK to PEAK Ultra 108km | 108,00 | ×3 |
| ✓ 3 | 1/10/2022 | 10th Craze Ultra 101 km | 101,00 | ×3 |
| ✓ 4 | 12/10/2019 | 8th Craze Ultra 101 km | 101,00 | ×3 |
| ✓ 5 | 27/1/2018 | 8th Hong Kong 100 Ultra Trail Race | 100,00 | ×3 |
| ✓ 6 | 8/10/2016 | 1st Cameron 100 km Ultra Trail | 100,00 | ×3 |
| ✓ 7 | 11/3/2016 | 5th TransLantau 100 Ultra Trail | 100,00 | ×3 |
| ✓ 8 | 4/10/2013 | The North Face 100 Singapore | 100,00 | ×3 |
| ✓ 9 | 26/4/2013 | 2nd Shizuoka to Yamanashi (STY) | 84,00 | ×2 |
| ✓ 10 | 30/3/2019 | 3rd TGR Ultra - Tai Po | 75,00 | ×2 |
| ✓ 11 | 13/4/2019 | 7th Bedok Reservoir 12 hour Ultramarathon - Team of 2 category | 73,10 | ×2 |
| ✓ 12 | 7/7/2018 | 1st Force of Nature Ultra | 64,00 | ×1 |
| ✓ 13 | 29/12/2019 | 11th MR25 Cross Country Ultra Marathon | 63,00 | ×1 |
| ✓ 14 | 10/12/2022 | 3rd Thailand by UTMB - 55km | 55,00 | ×1 |
| ✓ 15 | 30/12/2017 | 9th MR25 Cross Country Ultra Marathon | 52,50 | ×1 |
| ✓ 16 | 11/11/2023 | 10th TransLantau 50 by UTMB | 50,00 | ×1 |
| ✓ 17 | 21/10/2017 | 7th MSIG HK50 | 50,00 | ×1 |
| ✓ 18 | 10/10/2014 | The North Face 50 Singapore | 50,00 | ×1 |
| ✓ 19 | 13/10/2012 | The North Face 50 Singapore | 50,00 | ×1 |