Takayuki (油座隆之) Yuza
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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.
24
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
16,7%
Rank quotient ?This runner's calculation uses 14 eligible race(s): Σ(rank − 1) = 533; Σ finishers = 3 197. 533 / 3 197 × 100 = 16.67%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed14
Km — ultra races761 km
Longest race100,0 km
15th Iwate Ginga 100km Marathon Challenge — 9/6/2019
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Road13,1%
Trail86,9%
Records
HISTORY
14 race(s)| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 9/6/2019 | 15th Iwate Ginga 100km Marathon Challenge | 100,00 | ×4 |
| ✓ 2 | 26/8/2018 | 5th Tsukuba Renjyo 70 km Road & Trail Run | 70,00 | ×2 |
| ✓ 3 | 18/6/2017 | 3rd Echigo Country Trail | 53,00 | ×2 |
| ✓ 4 | 11/8/2019 | 1st OSJ Mahirusanchi Trail 50K | 50,00 | ×2 |
| ✓ 5 | 2/6/2018 | 10th OSJ Okukuji Trail 50k | 50,00 | ×2 |
| ✓ 6 | 22/10/2017 | 3rd Gasando Trail running race | 50,00 | ×2 |
| ✓ 7 | 10/9/2017 | 10th OSJ Adatara Trail 50K | 50,00 | ×2 |
| ✓ 8 | 9/7/2017 | 5th Trainic world Chichibu Trail Run 50km | 49,80 | ×2 |
| ✓ 9 | 10/7/2016 | 5th Trainic world Ogose-Tokigawa Trail Run 50km | 49,60 | ×2 |
| ✓ 10 | 29/4/2017 | 10th Ishioka Trail Run | 49,00 | ×2 |
| ✓ 11 | 25/6/2022 | 1st KTF Trail running race - Rockin Bear | 48,00 | ×2 |
| ✓ 12 | 27/8/2017 | 4th Tsukuba Renjyo 48 km Road & Trail Run | 48,00 | ×2 |
| ✓ 13 | 30/8/2015 | 2nd Tsukuba Renjyo 48 km Road & Trail Run | 48,00 | ×2 |
| ✓ 14 | 29/4/2018 | 11th Ishioka Trail Run | 46,00 | ×1 |