Manabu (山中学) Yamanaka
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Born : 1975
Cat. M50 Ultrarunner since 2018
33
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
51
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
3
Countries visited ?
FranceJapan
Thailand
FranceJapanThailand46,6%
Rank quotient ?This runner's calculation uses 33 eligible race(s): Σ(rank − 1) = 6 256; Σ finishers = 13 432. 6 256 / 13 432 × 100 = 46.58%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed33
Km — ultra races3 294 km
> 100 km14
> 160 km8
Longest race174,0 km
23ème Ultra Trail Tour du Mont Blanc (UTMB) — 28/8/2026
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Trail100,0%
Records
HISTORY
33 race(s)| Runner | Races in common |
|---|---|