Leon Boreham
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Born : 1971
Cat. M55 Ultrarunner since 2017
11
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
29
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 ?
Austria
FranceUnited Kingdom
Italy
AustriaFranceUnited KingdomItaly44,0%
Rank quotient ?This runner's calculation uses 11 eligible race(s): Σ(rank − 1) = 2 497; Σ finishers = 5 670. 2 497 / 5 670 × 100 = 44.04%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed11
Km — ultra races1 057 km
> 100 km4
> 160 km2
Longest race176,0 km
21ème Ultra Trail Tour du Mont Blanc (UTMB) — 30/8/2024
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Trail100,0%
Records
HISTORY
11 race(s)| Date | Race | Perf. | Rk | |
|---|---|---|---|---|
| 2025 | ||||
| 17.05 | 55km | 6th Ultra-Trail Snowdonia - 50km |
9:15:27 h | 111 |
| 25.01 | 50mi | 7th Arc of Attrition by UTMB - Arc 50 |
11:55:33 h | 79 |
| 2024 | ||||
| 30.08 | 176km | 21ème Ultra Trail Tour du Mont Blanc |
45:07:26 h | 1510 |
| 23.03 | 73km | 6^ Chianti Ultra Trail |
9:50:54 h | 225 |
| 2023 | ||||
| 13.05 | 55km | 4th Ultra-Trail Snowdonia - 50K |
9:53:17 h | 210 |
| 2022 | ||||
| 18.06 | 108km | 10. mozart 100 |
16:47:33 h | 221 |
| 2019 | ||||
| 11.05 | 84.6km | 2nd Ultra-Trail Snowdonia UTS50 |
16:30:55 h | 31 |
| 12.01 | 108mi | 8th Spine Challenger |
41:23:25 h | 19 |
| 2018 | ||||
| 13.10 | 50mi | Lakes in a day Ultra |
13:39:43 h | 30 |
| 2017 | ||||
| 16.09 | 120km | 1st Ben Nevis Ultra SkyRace |
18:33:03 h | 35 |
| 11.06 | 51km | The Keswick 50K Trail Race Ultra |
6:32:14 h | 37 |
| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 30/8/2024 | 21ème Ultra Trail Tour du Mont Blanc (UTMB) | 176,00 | ×6 |
| ✓ 2 | 12/1/2019 | 8th Spine Challenger | 173,81 | ×5 |
| ✓ 3 | 16/9/2017 | 1st Ben Nevis Ultra SkyRace | 120,00 | ×4 |
| ✓ 4 | 18/6/2022 | 10. mozart 100 | 108,00 | ×3 |
| ✓ 5 | 11/5/2019 | 2nd Ultra-Trail Snowdonia UTS50 | 84,60 | ×2 |
| ✓ 6 | 25/1/2025 | 7th Arc of Attrition by UTMB - Arc 50 | 80,47 | ×2 |
| ✓ 7 | 13/10/2018 | Lakes in a day Ultra | 80,47 | ×2 |
| ✓ 8 | 23/3/2024 | 6^ Chianti Ultra Trail | 73,00 | ×2 |
| ✓ 9 | 17/5/2025 | 6th Ultra-Trail Snowdonia - 50km | 55,00 | ×1 |
| ✓ 10 | 13/5/2023 | 4th Ultra-Trail Snowdonia - 50K | 55,00 | ×1 |
| ✓ 11 | 11/6/2017 | The Keswick 50K Trail Race Ultra | 51,00 | ×1 |