Brad Knight
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16
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
25
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 States
69,4%
Rank quotient ?This runner's calculation uses 16 eligible race(s): Σ(rank − 1) = 784; Σ finishers = 1 130. 784 / 1 130 × 100 = 69.38%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed16
Km — ultra races830 km
Longest race80,5 km
8th Grasslands 50 Mile Trail Run — 24/3/2007
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Road12,0%
Trail88,0%
Records
HISTORY
16 race(s)| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 24/3/2007 | 8th Grasslands 50 Mile Trail Run | 80,47 | ×3 |
| ✓ 2 | 15/9/2007 | 13th Bohemian Alps 50 km Ultramarathon | 51,50 | ×2 |
| ✓ 3 | 17/4/2010 | 2nd Frisco Railroad 50 km Run | 50,00 | ×2 |
| ✓ 4 | 9/5/2009 | 6th Dances with Dirt - Gnaw Bone 50 km Ultra | 50,00 | ×2 |
| ✓ 5 | 18/4/2009 | 1st Frisco Railroad 50 km Run | 50,00 | ×2 |
| ✓ 6 | 6/12/2008 | 19th Sunmart Texas Trails 50 km | 50,00 | ×2 |
| ✓ 7 | 20/10/2007 | 1st Spirit of the Osage 50k | 50,00 | ×2 |
| ✓ 8 | 15/6/2007 | 28th Laurel Highlands 50 km Ultra | 50,00 | ×2 |
| ✓ 9 | 21/4/2007 | 17th Ouachita Trail 50 km | 50,00 | ×2 |
| ✓ 10 | 17/2/2007 | 2nd Black Warrior 50K | 50,00 | ×2 |
| ✓ 11 | 30/9/2006 | 12th Flatrock 50K | 50,00 | ×2 |
| ✓ 12 | 17/9/2006 | 1st Turkey & Taturs 50 km Trail Race | 50,00 | ×2 |
| ✓ 13 | 22/7/2006 | 15th Full Moon Run - Midnight 50K | 50,00 | ×2 |
| ✓ 14 | 15/1/2006 | 2nd Big Bend 50 - Fresno Creek 50K | 50,00 | ×2 |
| ✓ 15 | 27/8/2005 | 1st Lean Horse Ultra-Marathon 50 km | 50,00 | ×2 |
| ✓ 16 | 22/5/2010 | 1st CRUD 8 Hour Trail Run | 48,12 | ×1 |