Yukimasa (松田幸政) Matsuda
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13
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
30
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 ?
Japan
Thailand
21,8%
Rank quotient ?This runner's calculation uses 13 eligible race(s): Σ(rank − 1) = 1 644; Σ finishers = 7 548. 1 644 / 7 548 × 100 = 21.78%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed13
Km — ultra races1 092 km
> 100 km3
> 160 km1
Longest race160,9 km
3rd Yarikan 100 — 29/4/2023
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Road19,3%
Trail80,7%
HISTORY
13 race(s)| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 29/4/2023 | 3rd Yarikan 100 | 160,93 | ×5 |
| ✓ 2 | 12/10/2025 | 2nd North Ontake Ultra | 111,00 | ×3 |
| ✓ 3 | 21/6/2025 | 1st Kaga Spa by UTMB - Kaga Spa Trail Endurance100 | 105,00 | ×3 |
| ✓ 4 | 4/3/2023 | 1st Minonokuni Yamajiro Trail 100 | 100,00 | ×3 |
| ✓ 5 | 9/6/2019 | 8th Hida Takayama 100 km Ultramarathon | 100,00 | ×3 |
| ✓ 6 | 5/12/2025 | 2nd Chiangmai Thailand by UTMB - ELEPHANT 100 | 90,00 | ×3 |
| ✓ 7 | 18/6/2023 | 8th OSJ Yamanaka Onsen Trail Run | 78,00 | ×2 |
| ✓ 8 | 13/10/2024 | 32th Hasetsune Cup - Japan Mountain Endurance Race | 71,50 | ×2 |
| ✓ 9 | 8/10/2023 | 31th Hasetsune Cup - Japan Mountain Endurance Race | 71,50 | ×2 |
| ✓ 10 | 19/10/2019 | 6th Shigakogen Extreme Trail | 54,00 | ×1 |
| ✓ 11 | 1/12/2019 | 7th Kumano Old Trails | 50,00 | ×1 |
| ✓ 12 | 2/12/2018 | 6th Kumano Old Trails | 50,00 | ×1 |
| ✓ 13 | 10/6/2018 | 11th Skyline Trail Sugadaira | 50,00 | ×1 |