Akira (安田晃) Yasuda
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Born : 1951
Cat. M75 Ultrarunner since 2008
13
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
32
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
Japan40,9%
Rank quotient ?This runner's calculation uses 13 eligible race(s): Σ(rank − 1) = 2 722; Σ finishers = 6 653. 2 722 / 6 653 × 100 = 40.91%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed13
Km — ultra races1 194 km
> 100 km3
> 160 km1
> 24h1
Longest race161,6 km
11. Tokyo Challenge 24 hours — 16/6/2012
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Road77,3%
Trail22,7%
HISTORY
13 race(s)| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 16/6/2012 | 11. Tokyo Challenge 24 hours | 161,60 | ×5 |
| ✓ 2 | 22/4/2012 | 22nd Fuji 5 Lakes 112 km Challenge | 112,00 | ×3 |
| ✓ 3 | 11/6/2011 | 10. Tokyo Challenge 12 hours | 105,28 | ×3 |
| ✓ 4 | 20/5/2012 | 18th Yatsugatake Nobeyama 100 km | 100,00 | ×3 |
| ✓ 5 | 30/4/2011 | 21st Fuji 5 Lakes 100 km Challenge | 100,00 | ×3 |
| ✓ 6 | 25/4/2010 | 20th Fuji 5 Lakes 100 km Challenge | 100,00 | ×3 |
| ✓ 7 | 26/4/2009 | 19th Fuji 5 Lakes 100 km Challenge | 100,00 | ×3 |
| ✓ 8 | 18/5/2008 | 14th Yatsugatake Nobeyama 100 km | 100,00 | ×3 |
| ✓ 9 | 10/10/2010 | 18th Hasetsune Cup - Japan Mountain Endurance Race | 71,50 | ×2 |
| ✓ 10 | 13/6/2009 | 8. Tokyo Challenge 6 hours | 62,03 | ×1 |
| ✓ 11 | 19/6/2010 | 9. Tokyo Challenge 6 hours | 61,98 | ×1 |
| ✓ 12 | 15/6/2013 | 12. Tokyo Challenge 6 hours | 61,25 | ×1 |
| ✓ 13 | 24/9/2011 | 14. Hiratsuka 6 hour race | 58,82 | ×1 |