Chun-Yuan (劉峻源) Liu
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Born : 1988
Cat. M35 Ultrarunner since 2017
5
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 ?Taiwan
Taiwan40,9%
Rank quotient ?This runner's calculation uses 5 eligible race(s): Σ(rank − 1) = 312; Σ finishers = 762. 312 / 762 × 100 = 40.94%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed5
Km — ultra races410 km
Longest race100,0 km
10th Yilan Dongshan River 100km Ultra-Marathon — 27/11/2021
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Road100,0%
Records
HISTORY
5 race(s)| Date | Race | Perf. | Rk | |
|---|---|---|---|---|
| 2023 | ||||
| 10.10 | 50km | 11th Flex Power National 50K Track Taipei |
5:04:39 h | 49 |
| 2021 | ||||
| 27.11 | 100km | 10th Yilan Dongshan River 100km Ultra-Marathon |
11:17:46 h | 12 |
| 2019 | ||||
| 22.11 | 100km | 8th Yilan Dongshan River 100km Ultra-Marathon Night Run |
17:50:59 h | 76 |
| 2018 | ||||
| 29.04 | 100km | 1st Fencihu 100 km Ultra Run |
13:57:41 h | 77 |
| 2017 | ||||
| 22.10 | 60km | 1st Spread in the wind ultramarathon |
7:06:02 h | 103 |
| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 27/11/2021 | 10th Yilan Dongshan River 100km Ultra-Marathon | 100,00 | ×5 |
| ✓ 2 | 22/11/2019 | 8th Yilan Dongshan River 100km Ultra-Marathon Night Run | 100,00 | ×5 |
| ✓ 3 | 29/4/2018 | 1st Fencihu 100 km Ultra Run | 100,00 | ×5 |
| ✓ 4 | 22/10/2017 | 1st Spread in the wind ultramarathon | 60,00 | ×3 |
| ✓ 5 | 10/10/2023 | 11th Flex Power National 50K Track Taipei | 50,00 | ×2 |