Toshiyuki (古志敏幸) Koshino
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Born : 1963
Cat. M60 Ultrarunner since 2013
35
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
50
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
Japan45,4%
Rank quotient ?This runner's calculation uses 35 eligible race(s): Σ(rank − 1) = 5 665; Σ finishers = 12 469. 5 665 / 12 469 × 100 = 45.43%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed35
Km — ultra races3 145 km
> 100 km4
> 24h1
Longest race102,0 km
5th Okuizumo Ultra Orochi 100km Tooashi — 13/4/2019
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Road93,8%
Trail4,3%
Elim.1,9%
Records
HISTORY
35 race(s)| Runner | Races in common |
|---|---|