Keisuke (柴田啓介) Shibata
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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.
35
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 ?
Hong Kong
Italy
Japan
40,9%
Rank quotient ?This runner's calculation uses 14 eligible race(s): Σ(rank − 1) = 3 462; Σ finishers = 8 464. 3 462 / 8 464 × 100 = 40.90%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed14
Km — ultra races1 495 km
> 100 km4
> 160 km2
> 200 km1
Longest race330,0 km
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Road13,4%
Trail86,6%
HISTORY
14 race(s)| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 7/9/2014 | 5° Tor des Géants - 330 km Endurance Trail della Valle d'Aosta | 330,00 | ×9 |
| ✓ 2 | 25/4/2014 | 3rd Ultra-Trail Mt. Fuji (UTMF) | 160,93 | ×4 |
| ✓ 3 | 15/9/2013 | 5th Shinetsu Five Mountains Trail 110km | 110,00 | ×3 |
| ✓ 4 | 13/5/2017 | 1st Aso Round Trail | 108,70 | ×3 |
| ✓ 5 | 21/10/2017 | 8th Inagawa 100km Ultra-Marathon | 100,00 | ×2 |
| ✓ 6 | 21/5/2017 | 23rd Yatsugatake Nobeyama 100 km | 100,00 | ×2 |
| ✓ 7 | 23/1/2016 | 6th Hong Kong 100 Ultra Trail Race | 100,00 | ×2 |
| ✓ 8 | 20/10/2013 | 19th River Shimanto 100km | 100,00 | ×2 |
| ✓ 9 | 14/7/2013 | 1st Mt. Taisetsu Trail Journey 72 km | 72,00 | ×2 |
| ✓ 10 | 10/3/2013 | 1st Izu Trail Journey | 72,00 | ×2 |
| ✓ 11 | 9/12/2018 | 5th Izu Trail Journey | 71,70 | ×2 |
| ✓ 12 | 31/8/2013 | 3rd Utsukushigahara 70 km Trail Run | 70,00 | ×2 |
| ✓ 13 | 10/11/2013 | 5th Kanna Mountain Run | 50,00 | ×1 |
| ✓ 14 | 2/6/2013 | 5th OSJ Okukuji Trail 50k | 50,00 | ×1 |