Tomoyuki Aizawa
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Born : 1971
Cat. M55 Ultrarunner since 2022
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
3
Countries visited ?
Germany
Italy
Netherlands
GermanyItalyNetherlands81,8%
Rank quotient ?This runner's calculation uses 6 eligible race(s): Σ(rank − 1) = 1 336; Σ finishers = 1 634. 1 336 / 1 634 × 100 = 81.76%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed6
Km — ultra races414 km
> 24h1
Longest race96,6 km
3. 24hrs Sittard — 23/3/2024
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Road23,3%
Trail76,7%
Records
HISTORY
7 race(s)| Date | Race | Perf. | Rk | |
|---|---|---|---|---|
| 2026 | ||||
| 09.08 | 70km | 5. Monschau-Ultra Marathon K70 |
9:21:09 h | 123 |
| 21.03 | 75km | 8^ Chianti Ultra Trail |
12:19:35 h | 843 |
| 2025 | ||||
| 14.12 | 46km | 4. X-MAS Trail |
6:52:00 h | 155 |
| 10.08 | 70km | 4. Monschau-Ultra Marathon K70 |
9:50:24 h | 94 |
| 2024 | ||||
| 23.03 | 50km | 3. 24hrs Sittard - 50km Split |
17:16:24 h | 99 |
| 23.03 | 24h | 3. 24hrs Sittard |
96.563 km | 65 |
| 2022 | ||||
| 14.08 | 56km | 9. Monschau-Ultra Marathon |
7:15:20 h | 62 |
| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 23/3/2024 | 3. 24hrs Sittard | 96,56 | ×5 |
| ✓ 2 | 21/3/2026 | 8^ Chianti Ultra Trail | 75,00 | ×4 |
| ✓ 3 | 9/8/2026 | 5. Monschau-Ultra Marathon K70 | 70,00 | ×3 |
| ✓ 4 | 10/8/2025 | 4. Monschau-Ultra Marathon K70 | 70,00 | ×3 |
| ✓ 5 | 14/8/2022 | 9. Monschau-Ultra Marathon | 56,00 | ×3 |
| ✓ 6 | 14/12/2025 | 4. X-MAS Trail | 46,00 | ×2 |