Zhi-Wei (杜志伟) Du
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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.
25
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 ?
China
Hong Kong
49,5%
Rank quotient ?This runner's calculation uses 11 eligible race(s): Σ(rank − 1) = 2 709; Σ finishers = 5 473. 2 709 / 5 473 × 100 = 49.50%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed11
Km — ultra races763 km
Longest race100,0 km
5th GZ100 Guangzhou - 100 km Run — 9/1/2021
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Trail100,0%
Records
HISTORY
11 race(s)| Date | Race | Perf. | Rk | |
|---|---|---|---|---|
| 2021 | ||||
| 09.01 | 100km | 26:13:18 h | 385 | |
| 2018 | ||||
| 03.06 | 50km | 12:26:46 h | 156 | |
| 31.03 | 57km | 14:21:57 h | 59 | |
| 27.01 | 100km | 19:58:33 h | 724 | |
| 2017 | ||||
| 10.03 | 100km | 26:20:59 h | 318 | |
| 05.03 | 55.8km | 12:01:23 h | 95 | |
| 2016 | ||||
| 10.12 | 50km | 9:49:43 h | 64 | |
| 06.03 | 50km | 8:36:25 h | 49 | |
| 23.01 | 100km | 19:16:38 h | 495 | |
| 2014 | ||||
| 15.03 | 50km | 10:06:20 h | 286 | |
| 2013 | ||||
| 27.10 | 50km | 8:10:37 h | 89 | |
| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 9/1/2021 | 5th GZ100 Guangzhou - 100 km Run | 100,00 | ×4 |
| ✓ 2 | 27/1/2018 | 8th Hong Kong 100 Ultra Trail Race | 100,00 | ×4 |
| ✓ 3 | 10/3/2017 | 6th TransLantau 100 Ultra Trail | 100,00 | ×4 |
| ✓ 4 | 23/1/2016 | 6th Hong Kong 100 Ultra Trail Race | 100,00 | ×4 |
| ✓ 5 | 31/3/2018 | 3rd Conghua CH50 - 57 km Run | 57,00 | ×2 |
| ✓ 6 | 5/3/2017 | 2nd Conghua CH50 | 55,80 | ×2 |
| ✓ 7 | 3/6/2018 | 3rd Guangzhou longdong Trail 50 | 50,00 | ×2 |
| ✓ 8 | 10/12/2016 | 4th The North Face 50 Hong Kong | 50,00 | ×2 |
| ✓ 9 | 6/3/2016 | 1st Conghua CH50 | 50,00 | ×2 |
| ✓ 10 | 15/3/2014 | 3rd TransLantau 50 Ultra Trail | 50,00 | ×2 |
| ✓ 11 | 27/10/2013 | 3rd MSIG HK50 | 50,00 | ×2 |