Kurt Spurgeon
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18
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
75,0%
Rank quotient ?This runner's calculation uses 18 eligible race(s): Σ(rank − 1) = 1 688; Σ finishers = 2 250. 1 688 / 2 250 × 100 = 75.02%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed18
Km — ultra races1 012 km
Longest race100,0 km
14th Kettle Moraine 100 km Endurance Run — 6/6/2009
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Road25,1%
Trail74,9%
HISTORY
18 race(s)| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 6/6/2009 | 14th Kettle Moraine 100 km Endurance Run | 100,00 | ×4 |
| ✓ 2 | 20/10/2012 | 3rd Des Plaines River 50 Miles Trail Race | 80,47 | ×3 |
| ✓ 3 | 11/4/2008 | 8th McNaughton 50 Mile Ultra Race | 80,47 | ×3 |
| ✓ 4 | 11/8/2012 | 22nd Howl at the Moon 8 Hour Run | 53,75 | ×2 |
| ✓ 5 | 26/8/2023 | 6th Terra Sans Pave - Terathlon 8-Hour | 50,32 | ×2 |
| ✓ 6 | 2/11/2024 | 25th Chicago Lakefront Fall 50km Race | 50,00 | ×2 |
| ✓ 7 | 28/5/2022 | 2nd Sugar Badger 50 km Race | 50,00 | ×2 |
| ✓ 8 | 29/5/2021 | 1st Sugar Badger 50 km Race | 50,00 | ×2 |
| ✓ 9 | 11/5/2013 | 32nd Ice Age Trail 50 km Run | 50,00 | ×2 |
| ✓ 10 | 12/5/2012 | 31st Ice Age Trail 50 km Run | 50,00 | ×2 |
| ✓ 11 | 9/5/2009 | 28th Ice Age Trail 50 km Run | 50,00 | ×2 |
| ✓ 12 | 6/12/2008 | 19th Sunmart Texas Trails 50 km | 50,00 | ×2 |
| ✓ 13 | 21/9/2008 | 5th Rock Cut Hobo 50K | 50,00 | ×2 |
| ✓ 14 | 23/9/2007 | 4th Rock Cut Hobo 50K | 50,00 | ×2 |
| ✓ 15 | 4/11/2000 | 1st Chicago Lakefront Fall 50km Race | 50,00 | ×2 |
| ✓ 16 | 1/4/2000 | 1st Chicago Lakefront Spring 50km Race | 50,00 | ×2 |
| ✓ 17 | 31/3/2012 | 6th Clinton Lake Ultra | 48,28 | ×1 |
| ✓ 18 | 28/3/2009 | 3rd Clinton Lake Ultra | 48,28 | ×1 |