Brendan O'Brien
External sources
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14
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
32
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
3
Countries visited ?
Argentina
El Salvador
United States
52,2%
Rank quotient ?This runner's calculation uses 14 eligible race(s): Σ(rank − 1) = 1 881; Σ finishers = 3 605. 1 881 / 3 605 × 100 = 52.18%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed14
Km — ultra races1 260 km
> 100 km3
> 160 km3
Longest race162,5 km
3rd Mace's Hideout 100 Mile Race — 3/6/2023
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Trail100,0%
HISTORY
14 race(s)| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 3/6/2023 | 3rd Mace's Hideout 100 Mile Race | 162,54 | ×5 |
| ✓ 2 | 21/8/2021 | 39th Leadville Trail 100 Mile | 160,93 | ×5 |
| ✓ 3 | 13/9/2019 | 13th Run Rabbit Run 100 Mile UltraMarathon - Tortoises Run | 160,93 | ×5 |
| ✓ 4 | 27/7/2019 | 5th Never Summer 100k | 100,00 | ×3 |
| ✓ 5 | 12/2/2016 | 15. El Cruce Columbia | 97,00 | ×3 |
| ✓ 6 | 21/10/2017 | 4th Indian Creek Fifties - 52 Miles | 83,69 | ×2 |
| ✓ 7 | 19/11/2022 | 60th JFK 50 Mile | 80,47 | ×2 |
| ✓ 8 | 11/7/2021 | 14th Leadville Silver Rush 50 Mile Run | 80,47 | ×2 |
| ✓ 9 | 15/9/2018 | 12th Run Rabbit Run 50 Mile Endurance Run | 80,47 | ×2 |
| ✓ 10 | 28/7/2018 | 9th Grand Mesa 55 km Trail Race | 55,00 | ×1 |
| ✓ 11 | 15/4/2023 | 20th Desert Rats Trail Running Festival 50 km | 50,00 | ×1 |
| ✓ 12 | 11/4/2021 | 7th Rattler Trail Race 50K | 50,00 | ×1 |
| ✓ 13 | 27/9/2015 | 6th The Bear Chase 50 km | 50,00 | ×1 |
| ✓ 14 | 24/3/2018 | 1st Ultra Maraton El Salvador 48K | 48,00 | ×1 |