David Bell
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8
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
23
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 ?
Australia
France
United Kingdom
Ireland
Jordan
61,2%
Rank quotient ?This runner's calculation uses 8 eligible race(s): Σ(rank − 1) = 1 209; Σ finishers = 1 976. 1 209 / 1 976 × 100 = 61.18%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed8
Km — ultra races640 km
> 100 km1
> 160 km1
Longest race166,0 km
7ème Ultra Trail Tour du Mont Blanc (UTMB) — 28/8/2009
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Road35,8%
Trail64,2%
Records
HISTORY
8 race(s)| Date | Race | Perf. | Rk | |
|---|---|---|---|---|
| 2018 | ||||
| 09.09 | 50km | 6:38:37 h | 17 | |
| 2017 | ||||
| 10.12 | 50km | 5:51:11 h | 121 | |
| 2013 | ||||
| 07.09 | 50mi | 9:10:16 h | 38 | |
| 2012 | ||||
| 04.08 | 43mi | 8:21:45 h | 41 | |
| 2010 | ||||
| 09.04 | 48.7km | 5:24:15 h | 62 | |
| 2009 | ||||
| 28.08 | 166km | 43:00:51 h | 909 | |
| 15.03 | 56mi | 8:34:20 h | 7 | |
| 2008 | ||||
| 26.04 | 53mi | 9:59:46 h | 22 | |
| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 28/8/2009 | 7ème Ultra Trail Tour du Mont Blanc (UTMB) | 166,00 | ×7 |
| ✓ 2 | 15/3/2009 | 1st Glasgow-Edinburgh Double Marathon | 90,12 | ×3 |
| ✓ 3 | 26/4/2008 | 3rd Highland Fling Race 53 Mile | 85,30 | ×3 |
| ✓ 4 | 7/9/2013 | 3rd Dingle 50 Mile Ultra Marathon | 80,47 | ×3 |
| ✓ 5 | 4/8/2012 | Devil o' the Highlands 43 Mile Footrace | 69,20 | ×3 |
| ✓ 6 | 9/9/2018 | River Run 50 Brisbane | 50,00 | ×2 |
| ✓ 7 | 10/12/2017 | Gold Coast 50 Road Race | 50,00 | ×2 |
| ✓ 8 | 9/4/2010 | 17th Dead Sea Ultra Marathon | 48,70 | ×2 |