Richard Williamson
External sources
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Born : 1982
Cat. M40 Ultrarunner since 2020
17
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
4
Countries visited ?
SpainUnited Kingdom
Italy
Tanzania
SpainUnited KingdomItalyTanzania15,4%
Rank quotient ?This runner's calculation uses 17 eligible race(s): Σ(rank − 1) = 1 328; Σ finishers = 8 634. 1 328 / 8 634 × 100 = 15.38%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed21
Km — ultra races1 240 km
> 100 km1
> 160 km1
> 200 km1
Longest race220,0 km
1st Ultra X Tanzania — 12/6/2023
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Trail82,3%
Stage17,7%
HISTORY
17 race(s)| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 12/6/2023 | 1st Ultra X Tanzania | 220,00 | ×7 |
| ✓ 2 | 1/9/2023 | 17ème Courmayeur-Champex-Chamonix (CCC) | 100,00 | ×3 |
| ✓ 3 | 10/7/2021 | 8th Race to the Stones | 100,00 | ×3 |
| ✓ 4 | 8/4/2023 | 11th South Downs Way 50 Mile Race | 80,47 | ×2 |
| ✓ 5 | 28/1/2023 | 5th The Arc of Attrition 50 Mile | 80,47 | ×2 |
| ✓ 6 | 21/5/2022 | 11th North Downs Way 50 Mile Race | 80,47 | ×2 |
| ✓ 7 | 22/10/2022 | 12. Transvulcania by UTMB | 73,00 | ×2 |
| ✓ 8 | 11/5/2024 | 5th Ultra-Trail Snowdonia - 50km | 55,00 | ×1 |
| ✓ 9 | 13/5/2023 | 4th Ultra-Trail Snowdonia - 50K | 55,00 | ×1 |
| ✓ 10 | 23/11/2024 | Kendal Skyline Ultra | 50,00 | ×1 |
| ✓ 11 | 26/5/2024 | 3rd South Downs 50 km | 50,00 | ×1 |
| ✓ 12 | 3/12/2023 | 6th Hurtwood 50k Endurance Trail Run | 50,00 | ×1 |
| ✓ 13 | 13/8/2022 | 5 Stour Valley Path 50km Ultra Run | 50,00 | ×1 |
| ✓ 14 | 5/12/2021 | 4th Hurtwood 50k Endurance Trail Run | 50,00 | ×1 |
| ✓ 15 | 19/6/2021 | 1st Lea Valley 50 km | 50,00 | ×1 |
| ✓ 16 | 15/8/2020 | 3 Stour Valley Path 50km Ultra Run | 50,00 | ×1 |
| ✓ 17 | 23/2/2024 | Transgrancanaria Maratón 46 km | 46,00 | ×1 |