Mark Buley
External sources
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Born : 1976
Cat. M50 Ultrarunner since 2017
25
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
40
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
8
Countries visited ?
Bulgaria
CanadaUnited Kingdom
Morocco
Oman
Türkiye
United Arab Emirates
United States
BulgariaCanadaUnited KingdomMoroccoOmanTürkiyeUnited Arab EmiratesUnited States57,0%
Rank quotient ?This runner's calculation uses 25 eligible race(s): Σ(rank − 1) = 2 406; Σ finishers = 4 222. 2 406 / 4 222 × 100 = 56.99%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed30
Km — ultra races2 137 km
> 100 km7
> 160 km4
> 200 km1
> 24h1
> 48h1
Longest race237,0 km
33. Marathon des Sables Maroc — 8/4/2018
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Road4,7%
Trail81,4%
Stage11,1%
Elim.2,8%
HISTORY
25 race(s)| Runner | Races in common |
|---|---|