Yasumitsu (政本靖満) Masamoto
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10
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
23
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
65,6%
Rank quotient ?This runner's calculation uses 10 eligible race(s): Σ(rank − 1) = 1 681; Σ finishers = 2 563. 1 681 / 2 563 × 100 = 65.59%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed10
Km — ultra races577 km
> 100 km1
Longest race106,0 km
4th Trainic World 100 km in Sai-No-Kuni — 11/5/2019
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Road9,7%
Trail90,3%
Records
HISTORY
10 race(s)| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 11/5/2019 | 4th Trainic World 100 km in Sai-No-Kuni | 106,00 | ×4 |
| ✓ 2 | 21/9/2019 | 6th SkyView Ultra-Trail 70 - Yamada Noboru Memorial Cup | 75,00 | ×3 |
| ✓ 3 | 14/11/2021 | 6th Nikko National Park Mountain Running | 56,00 | ×2 |
| ✓ 4 | 8/9/2018 | 6th Trainic world Soto-Chichibu Trail Run 50km | 49,80 | ×2 |
| ✓ 5 | 8/7/2018 | 7th Trainic world Ogose-Tokigawa Trail Run 50km | 49,60 | ×2 |
| ✓ 6 | 3/9/2017 | 6th Trainic world Ogose-Tokigawa Trail Run 50km | 49,60 | ×2 |
| ✓ 7 | 28/4/2019 | 12th Ishioka Trail Run | 49,00 | ×2 |
| ✓ 8 | 16/6/2019 | 1st FunTrails Round Minano | 48,30 | ×2 |
| ✓ 9 | 26/8/2018 | 5th Tsukuba Renjyo 48 km Road & Trail Run | 48,00 | ×2 |
| ✓ 10 | 29/4/2018 | 11th Ishioka Trail Run | 46,00 | ×2 |