Masumi (飯田眞寿美) Iida
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14
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
67,1%
Rank quotient ?This runner's calculation uses 14 eligible race(s): Σ(rank − 1) = 5 549; Σ finishers = 8 264. 5 549 / 8 264 × 100 = 67.15%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed14
Km — ultra races1 208 km
> 100 km1
Longest race102,0 km
3rd Okuizumo Ultra Orochi 100km Tooashi — 15/4/2017
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Road100,0%
Records
HISTORY
14 race(s)| Date | Race | Perf. | Rk | |
|---|---|---|---|---|
| 2022 | ||||
| 05.06 | 53.7km | 7:34:12 h | 97 | |
| 2019 | ||||
| 16.06 | 100km | 14:19:14 h | 435 | |
| 2017 | ||||
| 15.04 | 102km | 13:20:19 h | 138 | |
| 2016 | ||||
| 09.10 | 100km | 12:58:30 h | 942 | |
| 11.09 | 50km | 6:11:23 h | 227 | |
| 2015 | ||||
| 27.09 | 100km | 13:22:05 h | 332 | |
| 2013 | ||||
| 29.09 | 88km | 11:35:47 h | 41 | |
| 2012 | ||||
| 30.09 | 66km | 8:50:04 h | 82 | |
| 2011 | ||||
| 16.10 | 100km | 13:09:03 h | 695 | |
| 2010 | ||||
| 09.10 | 100km | 13:12:23 h | 778 | |
| 2009 | ||||
| 27.09 | 88km | 12:56:59 h | 80 | |
| 2008 | ||||
| 19.10 | 100km | 13:10:47 h | 664 | |
| 14.09 | 60km | 8:48:22 h | 262 | |
| 2005 | ||||
| 16.10 | 100km | 13:21:23 h | 790 | |
| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 15/4/2017 | 3rd Okuizumo Ultra Orochi 100km Tooashi | 102,00 | ×3 |
| ✓ 2 | 16/6/2019 | 14. Okinoshima 100km Ultra Marathon | 100,00 | ×3 |
| ✓ 3 | 9/10/2016 | 11th Echigo Kubikino 100km Ultramarathon | 100,00 | ×3 |
| ✓ 4 | 27/9/2015 | 18th Muraoka 100 km Ultra Marathon | 100,00 | ×3 |
| ✓ 5 | 16/10/2011 | 17th River Shimanto 100km | 100,00 | ×3 |
| ✓ 6 | 9/10/2010 | 8th Echigo Kubikino 100km Ultramarathon | 100,00 | ×3 |
| ✓ 7 | 19/10/2008 | 14th River Shimanto 100km | 100,00 | ×3 |
| ✓ 8 | 16/10/2005 | 11th River Shimanto 100km | 100,00 | ×3 |
| ✓ 9 | 29/9/2013 | 16th Muraoka 88 km Ultra Marathon | 88,00 | ×2 |
| ✓ 10 | 27/9/2009 | 12th Muraoka 88 km Ultra Marathon | 88,00 | ×2 |
| ✓ 11 | 30/9/2012 | 15th Muraoka 66 km Ultra Marathon | 66,00 | ×2 |
| ✓ 12 | 14/9/2008 | 8th Tango 60 km Ultramarathon | 60,00 | ×1 |
| ✓ 13 | 5/6/2022 | 20th Rishiri Island Ultra Marathon | 53,70 | ×1 |
| ✓ 14 | 11/9/2016 | 1st Koyasan and Ryujin-Onsen 50 km Ultra Marathon | 50,00 | ×1 |