You (上原央) Uehara
External sources
Loading FFA
Loading MV
FFA diagnostics
Run “Search / refresh FFA” to see each season, HTTP response, candidate and DUV comparison.
MarathonView diagnostics
Run “Refresh MV” to see login, session validation and parser status.
Cached locally. Empty refreshes never erase the last valid snapshot.
Born : 1979
Cat. M45 Ultrarunner since 2016
25
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
46
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
Japan5,8%
Rank quotient ?This runner's calculation uses 25 eligible race(s): Σ(rank − 1) = 988; Σ finishers = 16 927. 988 / 16 927 × 100 = 5.84%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed25
Km — ultra races2 639 km
> 100 km9
> 160 km6
Longest race167,0 km
8th Ultra-Trail Mt. Fuji (UTMF) — 21/4/2023
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Road15,2%
Trail84,8%
HISTORY
25 race(s)| Runner | Races in common |
|---|---|