Mark Howard
Born : 1962 Cat. M60 Ultrarunner since 1982 USA
11
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
25
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
2
Countries visited ?CANCanadaUSAUnited States
66,1%
Rank quotient ?This runner's calculation uses 11 eligible race(s): Σ(rank − 1) = 541; Σ finishers = 818. 541 / 818 × 100 = 66.14%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed11
Km — ultra races779 km
> 100 km3
> 24h3
Longest race113,0 km

Km per year (ultra races)

113
1 race
2022
146
2 races
2023
45
1 race
2024
2025
50
1 race
2026

Race types (share of distance)

Trail75,5%
Elim.24,5%