Keikou (西村敬行) Nishimura
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9
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
32
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
37,0%
Rank quotient ?This runner's calculation uses 9 eligible race(s): Σ(rank − 1) = 1 323; Σ finishers = 3 574. 1 323 / 3 574 × 100 = 37.02%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed9
Km — ultra races1 134 km
> 100 km3
> 160 km2
> 200 km2
Longest race250,0 km
29. Yamaguchi 100 Hagi-O-Kan Maranic 250 km — 2/5/2017
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Road100,0%
Records
HISTORY
9 race(s)| Date | Race | Perf. | Rk | |
|---|---|---|---|---|
| 2025 | ||||
| 05.10 | 100km | 12:38:13 h | 30 | |
| 2018 | ||||
| 10.06 | 84.39km | 9:45:46 h | 82 | |
| 2017 | ||||
| 02.05 | 250km | 44:41:21 h | 87 | |
| 2016 | ||||
| 02.05 | 250km | 40:51:51 h | 42 | |
| 2015 | ||||
| 03.05 | 140km | 21:52:35 h | 43 | |
| 2014 | ||||
| 04.05 | 70km | 9:41:51 h | 158 | |
| 2013 | ||||
| 20.10 | 100km | 12:41:14 h | 566 | |
| 04.05 | 70km | 9:54:44 h | 190 | |
| 2012 | ||||
| 04.05 | 70km | 9:45:13 h | 134 | |
| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 2/5/2017 | 29. Yamaguchi 100 Hagi-O-Kan Maranic 250 km | 250,00 | ×7 |
| ✓ 2 | 2/5/2016 | 28. Yamaguchi 100 Hagi-O-Kan Maranic 250 km | 250,00 | ×7 |
| ✓ 3 | 3/5/2015 | 27. Yamaguchi 100 Hagi-O-Kan Maranic 140 km | 140,00 | ×4 |
| ✓ 4 | 5/10/2025 | 6th Mine Akiyoshidai Geopark Ultra Marathon | 100,00 | ×3 |
| ✓ 5 | 20/10/2013 | 19th River Shimanto 100km | 100,00 | ×3 |
| ✓ 6 | 10/6/2018 | 2nd JAL Mukatsuku Double Marathon | 84,39 | ×2 |
| ✓ 7 | 4/5/2014 | 26. Yamaguchi 100 Hagi-O-Kan Maranic 70 km | 70,00 | ×2 |
| ✓ 8 | 4/5/2013 | 25. Yamaguchi 100 Hagi-O-Kan Maranic 70 km | 70,00 | ×2 |
| ✓ 9 | 4/5/2012 | 24. Yamaguchi 100 Hagi-O-Kan Maranic 70 km | 70,00 | ×2 |