Akemi (牛田朱美) Ushida
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Born : 1975
Cat. W50 Ultrarunner since 2013
15
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
Japan30,4%
Rank quotient ?This runner's calculation uses 15 eligible race(s): Σ(rank − 1) = 2 197; Σ finishers = 7 230. 2 197 / 7 230 × 100 = 30.39%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed15
Km — ultra races1 370 km
> 100 km6
> 160 km2
Longest race160,9 km
11th Shinetsu Five Mountains Trail 100 mile — 14/9/2019
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Road4,1%
Trail95,9%
Wins & podiums (ultra)
🏆 Win0
🏆 Win F0
🏅 Top 30
🏅 Top 3 F1
Longest winning streak0
Current streak0
Records
HISTORY
15 race(s)| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 14/9/2019 | 11th Shinetsu Five Mountains Trail 100 mile | 160,93 | ×4 |
| ✓ 2 | 15/9/2018 | 10th Shinetsu Five Mountains Trail 100 mile | 160,93 | ×4 |
| ✓ 3 | 23/9/2017 | 4th SkyView Ultra-Trail 120 - Yamada Noboru Memorial Cup | 129,00 | ×3 |
| ✓ 4 | 18/9/2016 | 8th Shinetsu Five Mountains Trail 110km | 110,00 | ×3 |
| ✓ 5 | 12/5/2018 | 2nd Aso Round Trail | 108,70 | ×3 |
| ✓ 6 | 13/5/2017 | 1st Aso Round Trail | 108,70 | ×3 |
| ✓ 7 | 2/7/2016 | 6th Utsukushigahara 80 km Trail Run | 80,00 | ×2 |
| ✓ 8 | 4/7/2015 | 5th Utsukushigahara 80 km Trail Run | 80,00 | ×2 |
| ✓ 9 | 26/9/2015 | 4th Shizuoka to Yamanashi (STY) | 76,70 | ×2 |
| ✓ 10 | 15/3/2015 | 2nd Izu Trail Journey | 72,00 | ×2 |
| ✓ 11 | 20/9/2014 | 1st SkyView Ultra-Trail 60 - Yamada Noboru Memorial Cup | 66,00 | ×2 |
| ✓ 12 | 12/4/2015 | 1st Okumikawa Power Trail | 63,00 | ×1 |
| ✓ 13 | 30/3/2014 | 10th Mt. Rocco Cannonball Run - 56 km Speed | 56,00 | ×1 |
| ✓ 14 | 15/9/2013 | 3rd Hakuba Int. Trail Run | 53,00 | ×1 |
| ✓ 15 | 12/6/2016 | 9th Skyline Trail Sugadaira | 45,40 | ×1 |