David Richards
External sources
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10
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
31
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
41,3%
Rank quotient ?This runner's calculation uses 10 eligible race(s): Σ(rank − 1) = 14 749; Σ finishers = 35 672. 14 749 / 35 672 × 100 = 41.35%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed10
Km — ultra races1 148 km
> 100 km4
> 160 km3
> 200 km1
> 24h5
> 48h1
Longest race210,2 km
2nd Running Festival Johannesburg 48 hours race — 31/12/2015
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Road95,6%
Trail4,4%
Wins & podiums (ultra)
🏆 Win0
🏆 Win M0
🏅 Top 31
🏅 Top 3 M1
Longest winning streak0
Current streak0
HISTORY
11 race(s) · 7 split(s) nested| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 31/12/2015 | 2nd Running Festival Johannesburg 48 hours race | 210,17 | ×6 |
| ✓ 2 | 20/9/2014 | 24th Self-Transcendence 24 Hour Track Race Tooting Bec | 185,82 | ×5 |
| ✓ 3 | 16/8/2013 | British Ultra Fest 24 hour race | 167,77 | ×5 |
| ✓ 4 | 19/9/2015 | 25th Self-Transcendence 24 Hour Track Race Tooting Bec | 155,73 | ×5 |
| ✓ 5 | 1/6/2014 | 89th Comrades Marathon - Down Run | 89,00 | ×2 |
| ✓ 6 | 31/5/2015 | 90th Comrades Marathon - Up Run | 87,00 | ×2 |
| ✓ 7 | 2/6/2013 | 88th Comrades Marathon - Up Run (RSA) | 87,00 | ×2 |
| ✓ 8 | 15/6/2019 | 6th Hope24 | 64,37 | ×2 |
| ✓ 9 | 10/10/2021 | 1st Swindon Ultra Trail 50K | 51,00 | ×1 |
| ✓ 10 | 13/8/2006 | Boddington 50 km Road Race | 50,00 | ×1 |