Masako (遠藤雅子) Endou
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Born : 1973
Cat. W50 Ultrarunner since 2011
17
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
Japan44,2%
Rank quotient ?This runner's calculation uses 17 eligible race(s): Σ(rank − 1) = 4 530; Σ finishers = 10 238. 4 530 / 10 238 × 100 = 44.25%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed17
Km — ultra races1 339 km
> 100 km2
> 160 km1
Longest race160,9 km
3rd Ultra-Trail Mt. Fuji (UTMF) — 25/4/2014
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Road40,3%
Trail59,7%
Wins & podiums (ultra)
🏆 Win0
🏆 Win F1
🏅 Top 30
🏅 Top 3 F3
Longest winning streak0
Current streak0
HISTORY
17 race(s)| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 25/4/2014 | 3rd Ultra-Trail Mt. Fuji (UTMF) | 160,93 | ×4 |
| ✓ 2 | 15/9/2013 | 5th Shinetsu Five Mountains Trail 110km | 110,00 | ×3 |
| ✓ 3 | 24/9/2017 | 20th Muraoka 100 km Ultra Marathon | 100,00 | ×3 |
| ✓ 4 | 17/5/2015 | 21st Yatsugatake Nobeyama 100 km | 100,00 | ×3 |
| ✓ 5 | 14/9/2014 | 14th Tango 100 km Ultramarathon | 100,00 | ×3 |
| ✓ 6 | 15/7/2012 | 5th OSJ Ontake 100km Ultra Trail | 100,00 | ×3 |
| ✓ 7 | 10/6/2012 | 1st Hida Takayama 100 km Ultramarathon | 100,00 | ×3 |
| ✓ 8 | 30/4/2011 | 21st Fuji 5 Lakes 72 km Challenge | 72,00 | ×2 |
| ✓ 9 | 3/5/2016 | 24. Mukogawa Yurikamome Ultra Marathon | 70,00 | ×2 |
| ✓ 10 | 29/9/2019 | 11th Shinshu-Togakushi Trail Run Race | 57,00 | ×1 |
| ✓ 11 | 24/3/2018 | 18th Mt. Rocco Cannonball Run - 56 km Night Speed | 56,00 | ×1 |
| ✓ 12 | 26/3/2017 | 16th Mt. Rocco Cannonball Run - 56 km Speed | 56,00 | ×1 |
| ✓ 13 | 27/3/2016 | 14th Mt. Rocco Cannonball Run - 56 km Speed | 56,00 | ×1 |
| ✓ 14 | 30/3/2014 | 10th Mt. Rocco Cannonball Run - 56 km Speed | 56,00 | ×1 |
| ✓ 15 | 12/5/2018 | 4th Mt. Hiei Int. 50 km Trail Run | 50,00 | ×1 |
| ✓ 16 | 28/5/2016 | 2nd Mt. Hiei Int. 50 km Trail Run | 50,00 | ×1 |
| ✓ 17 | 1/7/2017 | 7th Utsukushigahara 45 km Trail Run | 45,00 | ×1 |