Xiao-Fei (谢晓飞) Xie
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12
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
52,8%
Rank quotient ?This runner's calculation uses 12 eligible race(s): Σ(rank − 1) = 1 776; Σ finishers = 3 362. 1 776 / 3 362 × 100 = 52.83%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed12
Km — ultra races726 km
Longest race100,0 km
1st China Ultra 100 - Guilin — 14/4/2018
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Trail100,0%
Records
HISTORY
12 race(s)| Date | Race | Perf. | Rk | |
|---|---|---|---|---|
| 2024 | ||||
| 18.05 | 57km | 11:58:16 h | 99 | |
| 2020 | ||||
| 07.11 | 50km | 11:21:46 h | 305 | |
| 2019 | ||||
| 20.10 | 53km | 10:55:33 h | 122 | |
| 2018 | ||||
| 14.04 | 100km | 22:39:46 h | 23 | |
| 31.03 | 57km | 13:53:55 h | 45 | |
| 2017 | ||||
| 05.03 | 55.8km | 12:55:56 h | 132 | |
| 14.01 | 100km | 19:35:00 h | 662 | |
| 2016 | ||||
| 04.12 | 50km | 11:43:40 h | 129 | |
| 23.10 | 50km | 9:00:48 h | 101 | |
| 05.06 | 50km | 11:41:08 h | 75 | |
| 03.04 | 51km | 13:38:10 h | 53 | |
| 28.02 | 52km | 10:45:10 h | 42 | |
| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 14/4/2018 | 1st China Ultra 100 - Guilin | 100,00 | ×4 |
| ✓ 2 | 14/1/2017 | 7th Hong Kong 100 Ultra Trail Race | 100,00 | ×4 |
| ✓ 3 | 18/5/2024 | 6th Ultra Trail Jiangle 50 km | 57,00 | ×2 |
| ✓ 4 | 31/3/2018 | 3rd Conghua CH50 - 57 km Run | 57,00 | ×2 |
| ✓ 5 | 5/3/2017 | 2nd Conghua CH50 | 55,80 | ×2 |
| ✓ 6 | 20/10/2019 | 1st Ultra Trail Huangpu | 53,00 | ×2 |
| ✓ 7 | 28/2/2016 | GZ52 | 52,00 | ×2 |
| ✓ 8 | 3/4/2016 | Nirvana 50 Run | 51,00 | ×2 |
| ✓ 9 | 7/11/2020 | 5th Conghua CH50 - 50 km Run | 50,00 | ×2 |
| ✓ 10 | 4/12/2016 | 5th MSIG Lantau 50 | 50,00 | ×2 |
| ✓ 11 | 23/10/2016 | 6th MSIG HK50 | 50,00 | ×2 |
| ✓ 12 | 5/6/2016 | 1st Guangzhou longdong Trail 50 | 50,00 | ×2 |