Toshio (西俊雄) Nishi
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Born : 1957
Cat. M65 Ultrarunner since 2015
14
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
28
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
Japan87,3%
Rank quotient ?This runner's calculation uses 14 eligible race(s): Σ(rank − 1) = 4 631; Σ finishers = 5 302. 4 631 / 5 302 × 100 = 87.34%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed14
Km — ultra races1 047 km
> 100 km1
Longest race103,0 km
5th Tojinbo 103 km Ultramarathon — 28/5/2016
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Road48,0%
Trail52,0%
Records
HISTORY
14 race(s)| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 28/5/2016 | 5th Tojinbo 103 km Ultramarathon | 103,00 | ×3 |
| ✓ 2 | 8/9/2019 | 7th 100 km Ultramarathon Hakusan-Shirakawago | 100,00 | ×3 |
| ✓ 3 | 19/5/2019 | 25th Yatsugatake Nobeyama 100 km | 100,00 | ×3 |
| ✓ 4 | 11/9/2016 | 4th 100 km Ultramarathon Hakusan-Shirakawago | 100,00 | ×3 |
| ✓ 5 | 13/9/2015 | 3rd 100 km Ultramarathon Hakusan-Shirakawago | 100,00 | ×3 |
| ✓ 6 | 13/11/2016 | 2nd Gasando Trail running race | 75,00 | ×2 |
| ✓ 7 | 6/10/2019 | 5th Gasando Trail running race | 73,00 | ×2 |
| ✓ 8 | 14/10/2018 | 4th Gasando Trail running race | 73,00 | ×2 |
| ✓ 9 | 17/5/2015 | 1st Gasando Trail running race | 73,00 | ×2 |
| ✓ 10 | 3/11/2019 | 6th Nakanoto Treasure Trail Run Festival | 50,00 | ×1 |
| ✓ 11 | 4/11/2018 | 5th Nakanoto Treasure Trail Run Festival | 50,00 | ×1 |
| ✓ 12 | 5/11/2017 | 4th Nakanoto Treasure Trail Run Festival | 50,00 | ×1 |
| ✓ 13 | 6/11/2016 | 3rd Nakanoto Treasure Trail Run Festival | 50,00 | ×1 |
| ✓ 14 | 25/10/2015 | 2nd Nakanoto Treasure Trail Run Festival | 50,00 | ×1 |