Adrian Butter
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Born : 1975
Cat. M50 Ultrarunner since 2015
18
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
United Kingdom48,4%
Rank quotient ?This runner's calculation uses 18 eligible race(s): Σ(rank − 1) = 1 868; Σ finishers = 3 858. 1 868 / 3 858 × 100 = 48.42%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed18
Km — ultra races1 395 km
> 100 km1
Longest race110,0 km
4th Ultimate Trails Challenge 110 km — 1/7/2017
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Trail100,0%
Records
HISTORY
18 race(s)| Date | Race | Perf. | Rk | |
|---|---|---|---|---|
| 2024 | ||||
| 12.10 | 50mi | Lakes in a day Ultra |
18:09:28 h | 169 |
| 2023 | ||||
| 07.10 | 50mi | Lakes in a day Ultra |
15:49:17 h | 112 |
| 2022 | ||||
| 08.10 | 50mi | Lakes in a day Ultra |
17:35:12 h | 260 |
| 2021 | ||||
| 06.11 | 50mi | 5th Wendover Woods 50 |
12:50:29 h | 99 |
| 09.10 | 50mi | Lakes in a day Ultra |
16:30:23 h | 191 |
| 03.07 | 100km | Serpent Trail Race 100km |
14:41:32 h | 87 |
| 2019 | ||||
| 12.10 | 82.3km | Lakes in a day Ultra |
16:33:38 h | 187 |
| 27.04 | 60km | Fox Ultra |
6:39:59 h | 66 |
| 2018 | ||||
| 13.10 | 50mi | Lakes in a day Ultra |
16:06:38 h | 88 |
| 23.09 | 60km | Surrey Hills Challenge 60km |
7:25:06 h | 34 |
| 21.04 | 60km | Fox Ultra |
7:10:47 h | 77 |
| 2017 | ||||
| 07.10 | 50mi | Lakes in a day Ultra |
15:58:14 h | 99 |
| 24.09 | 60km | Surrey Hills Challenge 60km |
7:11:47 h | 11 |
| 01.07 | 110km | 4th Ultimate Trails Challenge 110 km |
18:27:42 h | 82 |
| 22.04 | 60km | Fox Ultra |
6:06:39 h | 44 |
| 2016 | ||||
| 08.10 | 82.7km | Lakes in a day Ultra 50mi |
14:35:16 h | 80 |
| 21.05 | 46mi | 1st Jurassic Quarter Ultra Marathon |
10:30:22 h | 65 |
| 2015 | ||||
| 10.10 | 83.1km | Lakes in a day Ultra 50mi |
16:34:58 h | 135 |
| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 1/7/2017 | 4th Ultimate Trails Challenge 110 km | 110,00 | ×3 |
| ✓ 2 | 3/7/2021 | Serpent Trail Race 100km | 100,00 | ×3 |
| ✓ 3 | 10/10/2015 | Lakes in a day Ultra 50mi | 83,10 | ×2 |
| ✓ 4 | 8/10/2016 | Lakes in a day Ultra 50mi | 82,70 | ×2 |
| ✓ 5 | 12/10/2019 | Lakes in a day Ultra | 82,30 | ×2 |
| ✓ 6 | 12/10/2024 | Lakes in a day Ultra | 80,47 | ×2 |
| ✓ 7 | 7/10/2023 | Lakes in a day Ultra | 80,47 | ×2 |
| ✓ 8 | 8/10/2022 | Lakes in a day Ultra | 80,47 | ×2 |
| ✓ 9 | 6/11/2021 | 5th Wendover Woods 50 | 80,47 | ×2 |
| ✓ 10 | 9/10/2021 | Lakes in a day Ultra | 80,47 | ×2 |
| ✓ 11 | 13/10/2018 | Lakes in a day Ultra | 80,47 | ×2 |
| ✓ 12 | 7/10/2017 | Lakes in a day Ultra | 80,47 | ×2 |
| ✓ 13 | 21/5/2016 | 1st Jurassic Quarter Ultra Marathon | 74,03 | ×2 |
| ✓ 14 | 27/4/2019 | Fox Ultra | 60,00 | ×1 |
| ✓ 15 | 23/9/2018 | Surrey Hills Challenge 60km | 60,00 | ×1 |
| ✓ 16 | 21/4/2018 | Fox Ultra | 60,00 | ×1 |
| ✓ 17 | 24/9/2017 | Surrey Hills Challenge 60km | 60,00 | ×1 |
| ✓ 18 | 22/4/2017 | Fox Ultra | 60,00 | ×1 |