Jim Bys
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Born : 1956
Cat. M70 Ultrarunner since 1997
30
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
47
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 ?United States
United States47,1%
Rank quotient ?This runner's calculation uses 30 eligible race(s): Σ(rank − 1) = 383; Σ finishers = 814. 383 / 814 × 100 = 47.05%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed30
Km — ultra races2 806 km
> 100 km16
> 24h21
Longest race139,0 km
24th Cornbelt Running Club 24 Hour Run — 30/4/2005
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Road100,0%
HISTORY
30 race(s) · 15 split(s) nested| Runner | Races in common |
|---|---|