Yasuto (吉原靖人) Yoshihara
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Ultrarunner since 2013
9
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
19
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
Japan66,7%
Rank quotient ?This runner's calculation uses 9 eligible race(s): Σ(rank − 1) = 2 748; Σ finishers = 4 120. 2 748 / 4 120 × 100 = 66.70%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed9
Km — ultra races513 km
Longest race77,0 km
Saba Highway Ultramarathon — 17/5/2015
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Road80,5%
Trail19,5%
Records
HISTORY
9 race(s)| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 17/5/2015 | Saba Highway Ultramarathon | 77,00 | ×4 |
| ✓ 2 | 27/3/2016 | 14th Mt. Rocco Cannonball Run - 56 km Speed | 56,00 | ×2 |
| ✓ 3 | 18/10/2015 | 13th Mt. Rocco Cannonball Run - 56 km Speed | 56,00 | ×2 |
| ✓ 4 | 29/3/2015 | 12th Mt. Rocco Cannonball Run - 56 km Speed | 56,00 | ×2 |
| ✓ 5 | 25/10/2014 | 11th Mt. Rocco Cannonball Run - 56 km Speed | 56,00 | ×2 |
| ✓ 6 | 30/3/2014 | 10th Mt. Rocco Cannonball Run - 56 km Speed | 56,00 | ×2 |
| ✓ 7 | 27/10/2013 | 9th Mt. Rocco Cannonball Run - 56 km Speed | 56,00 | ×2 |
| ✓ 8 | 13/5/2017 | 3rd Mt. Hiei Int. 50 km Trail Run | 50,00 | ×2 |
| ✓ 9 | 28/5/2016 | 2nd Mt. Hiei Int. 50 km Trail Run | 50,00 | ×2 |