Hirofumi (山口博文) Yamaguchi
ID 459554
Born : 1969 Cat. M55 Ultrarunner since 2013 JPN
11
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
27
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 ?JPNJapan
38,9%
Rank quotient ?This runner's calculation uses 11 eligible race(s): Σ(rank − 1) = 2 583; Σ finishers = 6 643. 2 583 / 6 643 × 100 = 38.88%. A win adds 0 to the numerator. Lower is better.