Matthew Mayers
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.
35
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 ?
Canada
United Kingdom
Morocco
Peru
United States
30,3%
Rank quotient ?This runner's calculation uses 10 eligible race(s): Σ(rank − 1) = 464; Σ finishers = 1 532. 464 / 1 532 × 100 = 30.29%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed25
Km — ultra races1 468 km
> 100 km7
> 160 km5
> 200 km3
Longest race237,0 km
34. Marathon des Sables Maroc — 7/4/2019
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Trail38,1%
Stage61,9%
Records
HISTORY
10 race(s)| Date | Race | Perf. | Rk | |
|---|---|---|---|---|
| 2025 | ||||
| 02.06 | 230km/5stages | 35:49:00 h | 10 | |
| 21.02 | 100mi | 34:10:45 h | 43 | |
| 2024 | ||||
| 28.09 | 69km | 13:20:50 h | 111 | |
| 02.06 | 230km/5stages | 33:03:00 h | 4 | |
| 13.01 | 108mi | 2d 06:01:37 h | 78 | |
| 2021 | ||||
| 16.10 | 50.4mi | 10:35:40 h | 12 | |
| 19.06 | 46mi | 9:10:11 h | 5 | |
| 12.06 | 66mi/2stages | 12:34:12 h | 16 | |
| 2019 | ||||
| 07.04 | 237km/6stages | 33:06:00 h | 166 | |
| 02.02 | 66mi/2stages | 12:21:07 h | 29 | |
| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 7/4/2019 | 34. Marathon des Sables Maroc | 237,00 | ×6 |
| ✓ 2 | 2/6/2025 | 2ª Jungle Ultra Peru | 230,00 | ×6 |
| ✓ 3 | 2/6/2024 | 1ª Jungle Ultra Peru | 230,00 | ×6 |
| ✓ 4 | 13/1/2024 | 12th Winter Spine Challenger South | 173,81 | ×4 |
| ✓ 5 | 21/2/2025 | 9th Orcas Island 100 Mile Race | 160,93 | ×4 |
| ✓ 6 | 12/6/2021 | Pilgrim Challenge North Downs Way Multistage Ultra | 106,22 | ×3 |
| ✓ 7 | 2/2/2019 | Pilgrim Challenge North Downs Way Multistage Ultra | 106,22 | ×3 |
| ✓ 8 | 16/10/2021 | Gower Ultra 50 miles | 81,11 | ×2 |
| ✓ 9 | 19/6/2021 | Summer Spine Sprint | 74,03 | ×2 |
| ✓ 10 | 28/9/2024 | 1st Ultra Trail Whistler by UTMB - 70K | 69,00 | ×1 |