Masanari (大石賢斉) Ooishi
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Born : 1980
Cat. M45 Ultrarunner since 2014
36
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
Japan54,6%
Rank quotient ?This runner's calculation uses 36 eligible race(s): Σ(rank − 1) = 9 021; Σ finishers = 16 518. 9 021 / 16 518 × 100 = 54.61%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed36
Km — ultra races3 358 km
> 100 km9
> 160 km3
> 200 km1
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)
Road38,5%
Trail61,5%
HISTORY
36 race(s)| Runner | Races in common |
|---|---|