Tomoko (升也朋子) Masuya
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Born : 1960
Cat. W65 Ultrarunner since 2003
18
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
37
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
Japan68,4%
Rank quotient ?This runner's calculation uses 18 eligible race(s): Σ(rank − 1) = 7 285; Σ finishers = 10 643. 7 285 / 10 643 × 100 = 68.45%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed18
Km — ultra races1 749 km
> 100 km4
> 160 km2
> 200 km1
Longest race250,0 km
26. Yamaguchi 100 Hagi-O-Kan Maranic 250 km — 2/5/2014
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Road100,0%
Records
HISTORY
18 race(s)| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 2/5/2014 | 26. Yamaguchi 100 Hagi-O-Kan Maranic 250 km | 250,00 | ×6 |
| ✓ 2 | 4/5/2015 | 9th Nagasaki Tachibana Gulf Coast Super Maranic 173 | 173,00 | ×4 |
| ✓ 3 | 3/5/2005 | 17. Yamaguchi 100 Hagi-O-Kan Maranic 140 km | 140,00 | ×3 |
| ✓ 4 | 2/12/2017 | 2nd Santo Ultra Maranic - Hanshin Course | 120,00 | ×3 |
| ✓ 5 | 19/10/2014 | 20th River Shimanto 100km | 100,00 | ×2 |
| ✓ 6 | 30/5/2010 | 17th Ebisu-Daikoku 100 km Marathon | 100,00 | ×2 |
| ✓ 7 | 11/10/2008 | 7th Echigo Kubikino 100km Ultramarathon | 100,00 | ×2 |
| ✓ 8 | 19/10/2003 | 9th River Shimanto 100km | 100,00 | ×2 |
| ✓ 9 | 27/7/2014 | 21. Ultramarathon Okumusashi | 77,00 | ×2 |
| ✓ 10 | 7/8/2011 | 18. Ultramarathon Okumusashi | 77,00 | ×2 |
| ✓ 11 | 1/8/2010 | 17. Ultramarathon Okumusashi | 77,00 | ×2 |
| ✓ 12 | 2/8/2009 | 16. Ultramarathon Okumusashi | 75,00 | ×2 |
| ✓ 13 | 7/8/2005 | 12. Ultramarathon Okumusashi | 75,00 | ×2 |
| ✓ 14 | 24/5/2009 | 1st 70 km Ultra Maranic Osaka | 70,00 | ×1 |
| ✓ 15 | 21/10/2012 | 18th River Shimanto 60km | 60,00 | ×1 |
| ✓ 16 | 17/10/2010 | 16th River Shimanto 60km | 60,00 | ×1 |
| ✓ 17 | 17/1/2016 | 26th Miyako 50 km Ultramarathon | 50,00 | ×1 |
| ✓ 18 | 29/9/2022 | 25th Muraoka 45 km Ultra Marathon | 45,00 | ×1 |