Yu-Shuo (徐羽硕) Xu
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Born : 2003
Cat. M23 Ultrarunner since 2022
4
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
14
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 ?China
China6,5%
Rank quotient ?This runner's calculation uses 4 eligible race(s): Σ(rank − 1) = 382; Σ finishers = 5 839. 382 / 5 839 × 100 = 6.54%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed4
Km — ultra races215 km
Longest race57,0 km
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Trail100,0%
Records
HISTORY
4 race(s)| Date | Race | Perf. | Rk | |
|---|---|---|---|---|
| 2024 | ||||
| 13.07 | 50km | 8th Columbia 50 Ultra Trail Chongli Challenge Race |
7:59:27 h | 131 |
| 2023 | ||||
| 21.10 | 50.7km | 5th Yunqiu Mountain Trail - MMY 50K |
6:30:44 h | 31 |
| 08.07 | 57km | 7th Columbia 57 Ultra Trail Chongli Challenge Race |
7:23:01 h | 129 |
| 2022 | ||||
| 23.07 | 57km | 6th Columbia 57 Ultra Trail Chongli Challenge Race |
9:30:23 h | 95 |
| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 8/7/2023 | 7th Columbia 57 Ultra Trail Chongli Challenge Race | 57,00 | ×4 |
| ✓ 2 | 23/7/2022 | 6th Columbia 57 Ultra Trail Chongli Challenge Race | 57,00 | ×4 |
| ✓ 3 | 21/10/2023 | 5th Yunqiu Mountain Trail - MMY 50K | 50,70 | ×3 |
| ✓ 4 | 13/7/2024 | 8th Columbia 50 Ultra Trail Chongli Challenge Race | 50,00 | ×3 |