Hisashi (岩本久) Iwamoto
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Born : 1963
Cat. M60 Ultrarunner since 2010
29
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
37
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
Japan27,3%
Rank quotient ?This runner's calculation uses 29 eligible race(s): Σ(rank − 1) = 7 064; Σ finishers = 25 916. 7 064 / 25 916 × 100 = 27.26%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed29
Km — ultra races2 085 km
> 100 km4
Longest race155,0 km
2nd Tone River Run Up Journey Run Downstream — 2/4/2022
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Road20,8%
Trail79,2%
Records
HISTORY
29 race(s)| Runner | Races in common |
|---|---|