Toshiaki (廣瀬敏明) Hirose
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15
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
35
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
43,2%
Rank quotient ?This runner's calculation uses 15 eligible race(s): Σ(rank − 1) = 4 788; Σ finishers = 11 094. 4 788 / 11 094 × 100 = 43.16%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed15
Km — ultra races1 460 km
> 100 km4
> 160 km1
Longest race170,3 km
4th Ultra-Trail Mt. Fuji (UTMF) — 25/9/2015
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Road38,3%
Trail61,7%
Records
HISTORY
15 race(s)| Date | Race | Perf. | Rk | |
|---|---|---|---|---|
| 2023 | ||||
| 16.07 | 109.2km | 17:47:42 h | 407 | |
| 2019 | ||||
| 20.10 | 100km | 9:40:30 h | 70 | |
| 2017 | ||||
| 01.07 | 80km | 11:23:52 h | 226 | |
| 2016 | ||||
| 22.05 | 77km | 9:35:32 h | 107 | |
| 2015 | ||||
| 25.09 | 170.3km | 45:45:41 h | 556 | |
| 04.07 | 80km | 15:46:22 h | 455 | |
| 19.04 | 100km | 10:57:16 h | 246 | |
| 2014 | ||||
| 12.10 | 71.5km | 19:24:03 h | 1580 | |
| 05.07 | 80km | 15:40:39 h | 281 | |
| 2013 | ||||
| 15.09 | 110km | 18:29:25 h | 198 | |
| 13.07 | 100km | 14:11:10 h | 195 | |
| 2012 | ||||
| 07.10 | 70km | 6:37:42 h | 10 | |
| 20.05 | 100km | 11:26:12 h | 183 | |
| 2011 | ||||
| 30.04 | 112km | 11:55:52 h | 86 | |
| 2010 | ||||
| 25.04 | 100km | 11:27:37 h | 203 | |
| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 25/9/2015 | 4th Ultra-Trail Mt. Fuji (UTMF) | 170,30 | ×4 |
| ✓ 2 | 30/4/2011 | 21st Fuji 5 Lakes 112 km Challenge | 112,00 | ×3 |
| ✓ 3 | 15/9/2013 | 5th Shinetsu Five Mountains Trail 110km | 110,00 | ×3 |
| ✓ 4 | 16/7/2023 | 15th OSJ Ontake 100km Ultra Trail | 109,20 | ×3 |
| ✓ 5 | 20/10/2019 | 25th River Shimanto 100km | 100,00 | ×2 |
| ✓ 6 | 19/4/2015 | 25th Fuji 5 Lakes 100 km Challenge | 100,00 | ×2 |
| ✓ 7 | 13/7/2013 | 6th OSJ Ontake 100km Ultra Trail | 100,00 | ×2 |
| ✓ 8 | 20/5/2012 | 18th Yatsugatake Nobeyama 100 km | 100,00 | ×2 |
| ✓ 9 | 25/4/2010 | 20th Fuji 5 Lakes 100 km Challenge | 100,00 | ×2 |
| ✓ 10 | 1/7/2017 | 7th Utsukushigahara 80 km Trail Run | 80,00 | ×2 |
| ✓ 11 | 4/7/2015 | 5th Utsukushigahara 80 km Trail Run | 80,00 | ×2 |
| ✓ 12 | 5/7/2014 | 4th Utsukushigahara 80 km Trail Run | 80,00 | ×2 |
| ✓ 13 | 22/5/2016 | 21th Saba Highway Ultramarathon | 77,00 | ×2 |
| ✓ 14 | 12/10/2014 | 22nd Hasetsune Cup - Japan Mountain Endurance Race | 71,50 | ×2 |
| ✓ 15 | 7/10/2012 | 8th Ashiya Hama Shiokaze Ultra Marathon - 70 km | 70,00 | ×2 |