Jonathan Pell-Reynolds
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15
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
33
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
1
Countries visited ?
United Kingdom
15,9%
Rank quotient ?This runner's calculation uses 15 eligible race(s): Σ(rank − 1) = 420; Σ finishers = 2 637. 420 / 2 637 × 100 = 15.93%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed15
Km — ultra races1 330 km
> 100 km2
> 160 km2
Longest race173,8 km
14th Winter Spine Challenger South — 10/1/2026
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Trail100,0%
Wins & podiums (ultra)
🏆 Win0
🏆 Win M0
🏅 Top 31
🏅 Top 3 M2
Longest winning streak0
Current streak0
Records
HISTORY
15 race(s)| Date | Race | Perf. | Rk | |
|---|---|---|---|---|
| 2026 | ||||
| 11.04 | 50mi | 8:56:54 h | 93 | |
| 10.01 | 108mi | 38:52:07 h | 16 | |
| 2025 | ||||
| 26.07 | 50mi | 11:59:16 h | 218 | |
| 14.06 | 46mi | 10:08:00 h | 12 | |
| 2024 | ||||
| 13.01 | 46mi | 11:12:42 h | 10 | |
| 2023 | ||||
| 14.01 | 46mi | 11:35:58 h | 11 | |
| 2022 | ||||
| 08.01 | 108mi | 44:49:23 h | 9 | |
| 2021 | ||||
| 10.04 | 54mi | 8:56:02 h | 11 | |
| 2020 | ||||
| 06.09 | 35mi | 6:19:23 h | 13 | |
| 2016 | ||||
| 29.10 | 50mi | 10:41:00 h | 9 | |
| 2015 | ||||
| 26.09 | 100km | 11:49:26 h | 2 🥈 | |
| 17.05 | 40mi | 5:50:58 h | 10 | |
| 01.03 | 41mi | 6:02:24 h | 12 | |
| 2014 | ||||
| 28.06 | 50mi | 9:03:00 h | 5 | |
| 2013 | ||||
| 02.08 | 40mi | 6:56:06 h | 4 | |
| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 10/1/2026 | 14th Winter Spine Challenger South | 173,81 | ×5 |
| ✓ 2 | 8/1/2022 | 10th Spine Challenger | 173,81 | ×5 |
| ✓ 3 | 26/9/2015 | 2nd St. Oswald’s Ultra 100km | 100,00 | ×3 |
| ✓ 4 | 10/4/2021 | 2nd Rose of the Shires Ultra 54 | 86,90 | ×2 |
| ✓ 5 | 11/4/2026 | 14th South Downs Way 50 Mile Race | 80,47 | ×2 |
| ✓ 6 | 26/7/2025 | Lakeland 50 Mile | 80,47 | ×2 |
| ✓ 7 | 29/10/2016 | Dusk 'til Dawn 50 Mile Ultra | 80,47 | ×2 |
| ✓ 8 | 28/6/2014 | Nomad 50 mile Ultra and Relay Challenge | 80,47 | ×2 |
| ✓ 9 | 14/6/2025 | Summer Spine Sprint South | 74,03 | ×2 |
| ✓ 10 | 13/1/2024 | 3rd Winter Spine Sprint | 74,03 | ×2 |
| ✓ 11 | 14/1/2023 | 2nd Spine Sprint | 74,03 | ×2 |
| ✓ 12 | 1/3/2015 | 2nd The Millennium Way | 65,98 | ×1 |
| ✓ 13 | 17/5/2015 | Dukeries Ultra 40 Mile | 64,37 | ×1 |
| ✓ 14 | 2/8/2013 | Grim Reaper 40 Mile UltraMarathon | 64,37 | ×1 |
| ✓ 15 | 6/9/2020 | Gritstone Grind 35 Miles | 56,33 | ×1 |