Claudiu Ionescu
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Born : 1979
Cat. M45 Ultrarunner since 2018
16
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
29
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
3
Countries visited ?
ItalyRomania
Switzerland
ItalyRomaniaSwitzerland52,8%
Rank quotient ?This runner's calculation uses 16 eligible race(s): Σ(rank − 1) = 2 553; Σ finishers = 4 836. 2 553 / 4 836 × 100 = 52.79%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed16
Km — ultra races1 135 km
> 100 km3
Longest race110,0 km
Bucovina Ultra Rocks - Ultra Rocks — 31/7/2021
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Trail100,0%
Records
HISTORY
16 race(s)| Date | Race | Perf. | Rk | |
|---|---|---|---|---|
| 2026 | ||||
| 25.07 | 72km | Bucovina Ultra Rocks by UTMB - 4 Summits |
17:31:08 h | 188 |
| 27.06 | 47km | Cervino Matterhorn Ultra Race CMUR50 |
11:11:27 h | 333 |
| 23.05 | 82km | Transylvania One Hundred - 80km |
22:04:30 h | 99 |
| 2025 | ||||
| 26.07 | 48km | Bucovina Ultra Rocks by UTMB - Lady's Rocks |
9:35:46 h | 89 |
| 07.06 | 55km | 12^ Dolomiti Extreme Trail 55km |
11:40:29 h | 241 |
| 24.05 | 50km | Transylvania Half Hundred |
10:24:27 h | 175 |
| 2023 | ||||
| 08.04 | 58km | Urme Pe Play |
10:12:15 h | 21 |
| 2022 | ||||
| 20.08 | 49km | 10. Matterhorn Ultraks |
10:12:29 h | 424 |
| 28.05 | 80.9km | Transylvania One Hundred - 80km Thunder Run |
20:25:39 h | 11 |
| 2021 | ||||
| 04.09 | 87.6km | Maraton Apuseni - Ultramarathon |
15:56:42 h | 16 |
| 31.07 | 110km | Bucovina Ultra Rocks - Ultra Rocks |
27:50:41 h | 52 |
| 2019 | ||||
| 12.07 | 90km | XI Marathon 7500 |
29:23:21 h | 79 |
| 28.06 | 48km | 8^ Cortina Trail |
7:39:39 h | 340 |
| 18.05 | 102km | Transylvania One Hundred - 100km |
18:30:16 h | 232 |
| 2018 | ||||
| 08.09 | 105km | Ciucas Trail Romania |
22:55:12 h | 105 |
| 19.05 | 50km | Transylvania Half Hundred |
11:49:10 h | 164 |
| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 31/7/2021 | Bucovina Ultra Rocks - Ultra Rocks | 110,00 | ×3 |
| ✓ 2 | 8/9/2018 | Ciucas Trail Romania | 105,00 | ×3 |
| ✓ 3 | 18/5/2019 | Transylvania One Hundred - 100km | 102,00 | ×3 |
| ✓ 4 | 12/7/2019 | XI Marathon 7500 | 90,00 | ×3 |
| ✓ 5 | 4/9/2021 | Maraton Apuseni - Ultramarathon | 87,60 | ×3 |
| ✓ 6 | 23/5/2026 | Transylvania One Hundred - 80km | 82,00 | ×2 |
| ✓ 7 | 28/5/2022 | Transylvania One Hundred - 80km Thunder Run | 80,90 | ×2 |
| ✓ 8 | 25/7/2026 | Bucovina Ultra Rocks by UTMB - 4 Summits | 72,00 | ×2 |
| ✓ 9 | 8/4/2023 | Urme Pe Play | 58,00 | ×2 |
| ✓ 10 | 7/6/2025 | 12^ Dolomiti Extreme Trail 55km | 55,00 | ×1 |
| ✓ 11 | 24/5/2025 | Transylvania Half Hundred | 50,00 | ×1 |
| ✓ 12 | 19/5/2018 | Transylvania Half Hundred | 50,00 | ×1 |
| ✓ 13 | 20/8/2022 | 10. Matterhorn Ultraks | 49,00 | ×1 |
| ✓ 14 | 26/7/2025 | Bucovina Ultra Rocks by UTMB - Lady's Rocks | 48,00 | ×1 |
| ✓ 15 | 28/6/2019 | 8^ Cortina Trail | 48,00 | ×1 |
| ✓ 16 | 27/6/2026 | Cervino Matterhorn Ultra Race CMUR50 | 47,00 | ×1 |