Masaki (岸昌喜) Kishi
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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.
30
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
33,7%
Rank quotient ?This runner's calculation uses 14 eligible race(s): Σ(rank − 1) = 2 588; Σ finishers = 7 686. 2 588 / 7 686 × 100 = 33.67%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed14
Km — ultra races1 035 km
Longest race100,0 km
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Road51,6%
Trail48,4%
Records
HISTORY
14 race(s)| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 11/9/2016 | 1st Koyasan and Ryujin-Onsen 100 km Ultra Marathon | 100,00 | ×3 |
| ✓ 2 | 20/9/2015 | 15th Tango 100 km Ultramarathon | 100,00 | ×3 |
| ✓ 3 | 28/9/2014 | 17th Muraoka 88 km Ultra Marathon | 88,00 | ×2 |
| ✓ 4 | 1/10/2017 | 2nd Shinjo-Hiruzen Super Trail | 74,50 | ×2 |
| ✓ 5 | 18/10/2015 | 6th OSJ Hyonosen Mountains Trail Race | 73,00 | ×2 |
| ✓ 6 | 19/10/2014 | 5th OSJ Hyonosen Mountains Trail Race | 73,00 | ×2 |
| ✓ 7 | 3/5/2017 | 25. Mukogawa Yurikamome Ultra Marathon | 70,00 | ×2 |
| ✓ 8 | 3/5/2016 | 24. Mukogawa Yurikamome Ultra Marathon | 70,00 | ×2 |
| ✓ 9 | 3/5/2015 | 23. Mukogawa Yurikamome Ultra Marathon | 70,00 | ×2 |
| ✓ 10 | 3/5/2014 | 22. Mukogawa Yurikamome Ultra Marathon | 70,00 | ×2 |
| ✓ 11 | 29/9/2013 | 16th Muraoka 66 km Ultra Marathon | 66,00 | ×2 |
| ✓ 12 | 15/9/2019 | 19th Tango 60 km Ultramarathon | 60,00 | ×2 |
| ✓ 13 | 16/9/2018 | 18th Tango 60 km Ultramarathon | 60,00 | ×2 |
| ✓ 14 | 21/9/2012 | 12th Tango 60 km Ultramarathon | 60,00 | ×2 |