Ross Marden
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Born : 1972
Cat. M50 Ultrarunner since 2014
15
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
33
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 ?United Kingdom
South Africa
United KingdomSouth Africa42,2%
Rank quotient ?This runner's calculation uses 15 eligible race(s): Σ(rank − 1) = 6 096; Σ finishers = 14 453. 6 096 / 14 453 × 100 = 42.18%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed17
Km — ultra races1 442 km
> 100 km5
> 160 km1
> 24h2
Longest race160,9 km
8th Autumn 100 Mile Race — 12/10/2019
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Road6,2%
Trail72,8%
Stage9,4%
Elim.11,6%
HISTORY
15 race(s)| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 12/10/2019 | 8th Autumn 100 Mile Race | 160,93 | ×4 |
| ✓ 2 | 29/8/2015 | 12th Ridgeway Challenge 86 Mile Trail Run | 138,40 | ×4 |
| ✓ 3 | 7/11/2014 | 6th Druid Challenge Ridgeway Multistage Ultra | 135,18 | ×4 |
| ✓ 4 | 9/4/2016 | The Oner 81 Mile Trail Run | 131,00 | ×3 |
| ✓ 5 | 30/1/2026 | 3rd The Longbridge 100 Backyard Ultra (Winter) | 100,59 | ×3 |
| ✓ 6 | 9/7/2022 | 8th Ultimate Lakeland Trails Challenge 100 km | 100,00 | ×3 |
| ✓ 7 | 10/7/2021 | 7th Ultimate Lakeland Trails Challenge 100 km | 100,00 | ×3 |
| ✓ 8 | 14/7/2018 | 6th Race to the Stones 100 km Ultramarathon | 100,00 | ×3 |
| ✓ 9 | 1/6/2014 | 89th Comrades Marathon - Down Run | 89,00 | ×2 |
| ✓ 10 | 10/10/2015 | Lakes in a day Ultra 50mi | 83,10 | ×2 |
| ✓ 11 | 20/9/2025 | 10th Chiltern Wonderland 50 | 80,47 | ×2 |
| ✓ 12 | 17/1/2025 | 2nd The Longbridge 100 Backyard Ultra (Winter) | 67,11 | ×2 |
| ✓ 13 | 18/3/2023 | Endurancelife Sussex Ultra | 53,11 | ×1 |
| ✓ 14 | 19/3/2022 | Endurancelife CTS - Sussex Ultra | 53,11 | ×1 |
| ✓ 15 | 2/12/2018 | 1st Hurtwood 50k Endurance Trail Run | 50,00 | ×1 |