Masahiko (砂川正彦) Sunagawa
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Born : 1962
Cat. M60 Ultrarunner since 2011
37
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
49
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
Japan74,5%
Rank quotient ?This runner's calculation uses 37 eligible race(s): Σ(rank − 1) = 14 134; Σ finishers = 18 984. 14 134 / 18 984 × 100 = 74.45%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed37
Km — ultra races2 922 km
Longest race100,0 km
11th 100 km Ultra Maranic Osaka — 21/4/2019
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Road92,4%
Trail7,6%
HISTORY
37 race(s)| Runner | Races in common |
|---|---|