Masumi (朝倉真澄) Asakura
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Born : 1961
Cat. W65 Ultrarunner since 1999
13
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
Japan43,8%
Rank quotient ?This runner's calculation uses 13 eligible race(s): Σ(rank − 1) = 1 840; Σ finishers = 4 198. 1 840 / 4 198 × 100 = 43.83%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed13
Km — ultra races1 220 km
Longest race100,0 km
22th Muraoka 100 km Ultra Marathon — 29/9/2019
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Road100,0%
Wins & podiums (ultra)
🏆 Win0
🏆 Win F1
🏅 Top 30
🏅 Top 3 F3
Longest winning streak0
Current streak0
Records
HISTORY
13 race(s)| Date | Race | Perf. | Rk | |
|---|---|---|---|---|
| 2019 | ||||
| 29.09 | 100km | 22th Muraoka 100 km Ultra Marathon |
13:05:23 h | 270 |
| 2016 | ||||
| 25.09 | 100km | 19th Muraoka 100 km Ultra Marathon |
13:49:26 h | 401 |
| 2015 | ||||
| 27.09 | 100km | 18th Muraoka 100 km Ultra Marathon |
13:48:38 h | 435 |
| 2014 | ||||
| 28.09 | 66km | 17th Muraoka 66 km Ultra Marathon |
8:42:45 h | 94 |
| 2013 | ||||
| 29.09 | 66km | 16th Muraoka 66 km Ultra Marathon |
8:35:41 h | 109 |
| 2010 | ||||
| 26.09 | 88km | 13th Muraoka 88 km Ultra Marathon |
13:39:50 h | 122 |
| 2009 | ||||
| 27.09 | 100km | 12th Muraoka 100 km Ultra Marathon |
12:45:58 h | 92 |
| 2008 | ||||
| 28.09 | 100km | 11th Muraoka 100 km Ultra Marathon |
11:46:36 h | 53 |
| 2007 | ||||
| 29.09 | 100km | 10th Muraoka 100 km Ultra Marathon |
11:39:50 h | 49 |
| 2005 | ||||
| 25.09 | 100km | 8th Muraoka 100 km Ultra Marathon |
12:25:26 h | 62 |
| 2004 | ||||
| 24.09 | 100km | 7th Muraoka 100 km Ultra Marathon |
12:02:10 h | 40 |
| 2003 | ||||
| 23.09 | 100km | 6th Muraoka 100 km Ultra Marathon |
10:59:11 h | 19 |
| 1999 | ||||
| 17.10 | 100km | 6th River Shimanto 100km |
9:45:44 h | 107 |
| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 29/9/2019 | 22th Muraoka 100 km Ultra Marathon | 100,00 | ×3 |
| ✓ 2 | 25/9/2016 | 19th Muraoka 100 km Ultra Marathon | 100,00 | ×3 |
| ✓ 3 | 27/9/2015 | 18th Muraoka 100 km Ultra Marathon | 100,00 | ×3 |
| ✓ 4 | 27/9/2009 | 12th Muraoka 100 km Ultra Marathon | 100,00 | ×3 |
| ✓ 5 | 28/9/2008 | 11th Muraoka 100 km Ultra Marathon | 100,00 | ×3 |
| ✓ 6 | 29/9/2007 | 10th Muraoka 100 km Ultra Marathon | 100,00 | ×3 |
| ✓ 7 | 25/9/2005 | 8th Muraoka 100 km Ultra Marathon | 100,00 | ×3 |
| ✓ 8 | 24/9/2004 | 7th Muraoka 100 km Ultra Marathon | 100,00 | ×3 |
| ✓ 9 | 23/9/2003 | 6th Muraoka 100 km Ultra Marathon | 100,00 | ×3 |
| ✓ 10 | 17/10/1999 | 6th River Shimanto 100km | 100,00 | ×3 |
| ✓ 11 | 26/9/2010 | 13th Muraoka 88 km Ultra Marathon | 88,00 | ×2 |
| ✓ 12 | 28/9/2014 | 17th Muraoka 66 km Ultra Marathon | 66,00 | ×2 |
| ✓ 13 | 29/9/2013 | 16th Muraoka 66 km Ultra Marathon | 66,00 | ×2 |