Jack Murray
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Born : 1960
Cat. M65 Ultrarunner since 1998
19
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
40
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
United States41,9%
Rank quotient ?This runner's calculation uses 19 eligible race(s): Σ(rank − 1) = 863; Σ finishers = 2 058. 863 / 2 058 × 100 = 41.93%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed19
Km — ultra races1 961 km
> 100 km8
> 160 km8
> 200 km1
Longest race217,3 km
19th Badwater Ultramarathon — 10/7/2005
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Road11,1%
Trail88,9%
HISTORY
19 race(s)| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 10/7/2005 | 19th Badwater Ultramarathon | 217,26 | ×5 |
| ✓ 2 | 6/9/2008 | 29th Wasatch Front 100 Mile | 160,93 | ×4 |
| ✓ 3 | 15/9/2007 | 21st Angeles Crest 100 Mile | 160,93 | ×4 |
| ✓ 4 | 21/7/2007 | 6th Tahoe Rim Trail 100M Endurance Runs | 160,93 | ×4 |
| ✓ 5 | 3/2/2007 | 15th Rocky Raccoon 100 Mile Trail Run | 160,93 | ×4 |
| ✓ 6 | 4/11/2006 | 4th Javelina Jundred 100 Mile Endurance Run | 160,93 | ×4 |
| ✓ 7 | 18/9/2004 | 18th Angeles Crest 100 Mile | 160,93 | ×4 |
| ✓ 8 | 27/9/2003 | 17th Angeles Crest 100 Mile | 160,93 | ×4 |
| ✓ 9 | 19/5/2007 | 14th Bishop High Sierra Ultramarathons 50 Miles | 80,47 | ×2 |
| ✓ 10 | 21/5/2005 | 12th Bishop High Sierra Ultramarathons 50 Miles | 80,47 | ×2 |
| ✓ 11 | 4/6/2000 | 4th Holcomb Valley 33 Mile | 53,11 | ×1 |
| ✓ 12 | 6/6/1999 | 3rd Holcomb Valley 33 Mile | 53,11 | ×1 |
| ✓ 13 | 3/12/2006 | 20th OTHTC High Desert 50K Ultra | 50,00 | ×1 |
| ✓ 14 | 27/8/2005 | 14th Bulldog 50k Ultra Run | 50,00 | ×1 |
| ✓ 15 | 28/8/2004 | 13th Bulldog 50k Ultra Run | 50,00 | ×1 |
| ✓ 16 | 7/9/2002 | 11th Bulldog 50k Ultra Run | 50,00 | ×1 |
| ✓ 17 | 9/9/2000 | 9th Bulldog 50k Ultra Run | 50,00 | ×1 |
| ✓ 18 | 11/9/1999 | 8th Bulldog 50k Ultra Run | 50,00 | ×1 |
| ✓ 19 | 6/6/1998 | 9th Shadow of the Giants 50K | 50,00 | ×1 |