Roger Charles Matthews
External sources
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9
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
5
Countries visited ?
Spain
France
Italy
South Africa
Switzerland
39,9%
Rank quotient ?This runner's calculation uses 9 eligible race(s): Σ(rank − 1) = 2 206; Σ finishers = 5 534. 2 206 / 5 534 × 100 = 39.86%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed9
Km — ultra races756 km
> 100 km3
Longest race110,0 km
Ultra Pirineu Trail 110km — 29/9/2018
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Trail100,0%
Records
HISTORY
9 race(s)| Date | Race | Perf. | Rk | |
|---|---|---|---|---|
| 2025 | ||||
| 01.11 | 56km | 8:50:49 h | 247 | |
| 04.07 | 102km | 20:21:45 h | 605 | |
| 2024 | ||||
| 11.10 | 104km | 15:22:10 h | 86 | |
| 23.03 | 73km | 10:43:24 h | 341 | |
| 2021 | ||||
| 09.04 | 100km | 19:23:05 h | 168 | |
| 2019 | ||||
| 28.06 | 91km | 19:28:11 h | 220 | |
| 2018 | ||||
| 01.12 | 65km | 10:28:13 h | 77 | |
| 29.09 | 110km | 21:37:27 h | 239 | |
| 2017 | ||||
| 31.08 | 55km | 8:19:16 h | 232 | |
| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 29/9/2018 | Ultra Pirineu Trail 110km | 110,00 | ×4 |
| ✓ 2 | 11/10/2024 | XIV. Gran Trail de Peñalara 104 km | 104,00 | ×4 |
| ✓ 3 | 4/7/2025 | Val d'Aran by UTMB - CDH (Camins d'Hèr) | 102,00 | ×4 |
| ✓ 4 | 9/4/2021 | Ultra Sierra Nevada - Ultra 100 km | 100,00 | ×4 |
| ✓ 5 | 28/6/2019 | 7ème 90km du Mont-Blanc | 91,00 | ×3 |
| ✓ 6 | 23/3/2024 | 6^ Chianti Ultra Trail | 73,00 | ×2 |
| ✓ 7 | 1/12/2018 | 5th Ultra-Trail Cape Town (UTCT) 65 km | 65,00 | ×2 |
| ✓ 8 | 1/11/2025 | Mallorca by UTMB - Els Tres Mils | 56,00 | ×2 |
| ✓ 9 | 31/8/2017 | 3ème Orsières-Champex-Chamonix (OCC) | 55,00 | ×2 |
