Haley Bidroski
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Born : 1984
Cat. W40 Ultrarunner since 2011
6
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
18
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 ?United States
United States38,9%
Rank quotient ?This runner's calculation uses 6 eligible race(s): Σ(rank − 1) = 158; Σ finishers = 406. 158 / 406 × 100 = 38.92%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed6
Km — ultra races405 km
> 100 km1
> 24h2
Longest race100,6 km
1st The Last Cowboy Backyard — 25/10/2025
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Trail37,1%
Elim.62,9%
Wins & podiums (ultra)
🏆 Win0
🏆 Win F1
🏅 Top 30
🏅 Top 3 F3
Longest winning streak0
Current streak0
Records
HISTORY
6 race(s)| Date | Race | Perf. | Rk | |
|---|---|---|---|---|
| 2025 | ||||
| 25.10 | Backyard Ultra | 1st The Last Cowboy Backyard |
100.590 km (15h) | 12 |
| 12.04 | Backyard Ultra | 4th The Eternal Damnation Backyard |
93.884 km (14h) | 6 |
| 2024 | ||||
| 20.04 | Backyard Ultra | 3rd The Eternal Damnation Backyard |
60.354 km (9h) | 49 |
| 2019 | ||||
| 09.02 | 50km | 21th Pemberton Trail 50 km |
4:38:22 h | 7 |
| 2013 | ||||
| 18.05 | 50km | 11th Superior Spring 50 km Trail Race |
6:32:22 h | 84 |
| 2011 | ||||
| 22.10 | 50km | 1st Lake Perry Rocks 50K Trail Run |
5:15:51 h | 6 |
| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 25/10/2025 | 1st The Last Cowboy Backyard | 100,59 | ×5 |
| ✓ 2 | 12/4/2025 | 4th The Eternal Damnation Backyard | 93,88 | ×5 |
| ✓ 3 | 20/4/2024 | 3rd The Eternal Damnation Backyard | 60,35 | ×3 |
| ✓ 4 | 9/2/2019 | 21th Pemberton Trail 50 km | 50,00 | ×2 |
| ✓ 5 | 18/5/2013 | 11th Superior Spring 50 km Trail Race | 50,00 | ×2 |
| ✓ 6 | 22/10/2011 | 1st Lake Perry Rocks 50K Trail Run | 50,00 | ×2 |