Kosuke (前田浩輔) Maeda
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14
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
33
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 ?
Japan
56,3%
Rank quotient ?This runner's calculation uses 14 eligible race(s): Σ(rank − 1) = 4 648; Σ finishers = 8 252. 4 648 / 8 252 × 100 = 56.33%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed14
Km — ultra races1 320 km
> 100 km5
> 160 km1
Longest race160,9 km
10th Shinetsu Five Mountains Trail 100 mile — 15/9/2018
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Road23,6%
Trail76,4%
HISTORY
14 race(s)| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 15/9/2018 | 10th Shinetsu Five Mountains Trail 100 mile | 160,93 | ×4 |
| ✓ 2 | 23/3/2019 | 20th Mt. Rocco Cannonball Run - 112 km Power | 112,00 | ×3 |
| ✓ 3 | 22/9/2015 | 7th Shinetsu Five Mountains Trail 110km | 110,00 | ×3 |
| ✓ 4 | 14/9/2014 | 6th Shinetsu Five Mountains Trail 110km | 110,00 | ×3 |
| ✓ 5 | 20/5/2017 | 2nd Trainic World 100 km in Sai-No-Kuni | 106,00 | ×3 |
| ✓ 6 | 31/5/2026 | 1st Nara Ultra Marathon | 100,00 | ×3 |
| ✓ 7 | 4/3/2023 | 1st Minonokuni Yamajiro Trail 100 | 100,00 | ×3 |
| ✓ 8 | 12/6/2016 | 5th Hida Takayama 100 km Ultramarathon | 100,00 | ×3 |
| ✓ 9 | 4/7/2015 | 5th Utsukushigahara 80 km Trail Run | 80,00 | ×2 |
| ✓ 10 | 5/7/2014 | 4th Utsukushigahara 80 km Trail Run | 80,00 | ×2 |
| ✓ 11 | 2/8/2015 | 1st OSJ Yamanaka Onsen Trail Run | 74,00 | ×2 |
| ✓ 12 | 15/3/2015 | 2nd Izu Trail Journey | 72,00 | ×2 |
| ✓ 13 | 20/7/2014 | 5th Nozawa Onsen 4100D Mountain Trail | 65,00 | ×1 |
| ✓ 14 | 22/9/2024 | 1st OSJ Ontake 50km | 50,00 | ×1 |