Ilona Stachurska
External sources
Loading FFA
Loading MV
FFA diagnostics
Run “Search / refresh FFA” to see each season, HTTP response, candidate and DUV comparison.
MarathonView diagnostics
Run “Refresh MV” to see login, session validation and parser status.
Cached locally. Empty refreshes never erase the last valid snapshot.
4
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
16
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 ?
Poland
Slovenia
27,4%
Rank quotient ?This runner's calculation uses 5 eligible race(s): Σ(rank − 1) = 442; Σ finishers = 1 613. 442 / 1 613 × 100 = 27.40%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed7
Km — ultra races397 km
> 100 km1
> 160 km1
Longest race161,0 km
Ultra Biegi W Górach Stolowych - 161km — 10/9/2021
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Trail59,4%
Stage40,6%
Wins & podiums (ultra)
🏆 Win0
🏆 Win F1
🏅 Top 30
🏅 Top 3 F2
Longest winning streak0
Current streak0
Records
HISTORY
5 race(s)| Date | Race | Perf. | Rk | |
|---|---|---|---|---|
| 2025 | ||||
| 19.09 | 50km | 7:31:48 h | 156 | |
| 2024 | ||||
| 04.05 | 49km | 5:57:46 h | 8 | |
| 2021 | ||||
| 11.09 | 55km | 8:49:37 h | 186 | |
| 10.09 | 82km | 12:41:50 h | 65 | |
| 10.09 | 161km/3stages | 24:24:49 h | 32 | |
| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 10/9/2021 | Ultra Biegi W Górach Stolowych - 161km | 161,00 | ×10 |
| ✓ 2 | 11/9/2021 | Ultra Biegi W Górach Stolowych - 55km | 55,00 | ×3 |
| ✓ 3 | 19/9/2025 | Julian Alps Trail Run by UTMB - Sky Trail 50K | 50,00 | ×3 |
| ✓ 4 | 4/5/2024 | Garmin Ultra Race Myslenice 49km | 49,00 | ×3 |