Yuichi (中川雄一) Nakagawa
External sources
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Born : 1962
Cat. M60 Ultrarunner since 2010
2
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
12
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
Japan51,0%
Rank quotient ?This runner's calculation uses 2 eligible race(s): Σ(rank − 1) = 822; Σ finishers = 1 612. 822 / 1 612 × 100 = 50.99%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed2
Km — ultra races155 km
Longest race100,0 km
25. Lake Saroma 100 km Ultramarathon — 27/6/2010
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Road100,0%
Wins & podiums (ultra)
🏆 Win0
🏆 Win M0
🏅 Top 31
🏅 Top 3 M1
Longest winning streak0
Current streak0
Records
HISTORY
2 race(s)| Date | Race | Perf. | Rk | |
|---|---|---|---|---|
| 2013 | ||||
| 02.06 | 55km | 13th Rishiri Island Ultra Marathon |
4:06:00 h | 3 🥉 |
| 2010 | ||||
| 27.06 | 100km | 25. Lake Saroma 100 km Ultramarathon |
11:54:31 h | 821 |
| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 27/6/2010 | 25. Lake Saroma 100 km Ultramarathon | 100,00 | ×8 |
| ✓ 2 | 2/6/2013 | 13th Rishiri Island Ultra Marathon | 55,00 | ×4 |