Marty Cook
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9
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
21
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
51,8%
Rank quotient ?This runner's calculation uses 9 eligible race(s): Σ(rank − 1) = 371; Σ finishers = 716. 371 / 716 × 100 = 51.82%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed9
Km — ultra races524 km
Longest race80,5 km
4th OPSF Ultra 50 Mile Race — 2/11/1996
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Trail100,0%
Records
HISTORY
9 race(s)| Date | Race | Perf. | Rk | |
|---|---|---|---|---|
| 2007 | ||||
| 06.10 | 50km | 6:30:09 h | 53 | |
| 1998 | ||||
| 02.05 | 40mi | 8:22:30 h | 69 | |
| 17.01 | 50km | 6:41:33 h | 76 | |
| 1997 | ||||
| 03.05 | 40mi | 7:28:02 h | 45 | |
| 1996 | ||||
| 02.11 | 50mi | 10:44:35 h | 11 | |
| 1995 | ||||
| 05.11 | 50km | 6:04:00 h | 9 | |
| 25.09 | 50km | 7:02:08 h | 29 | |
| 1994 | ||||
| 07.05 | 40mi | 8:16:35 h | 79 | |
| 26.02 | 50km | 5:41:01 h | 9 | |
| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 2/11/1996 | 4th OPSF Ultra 50 Mile Race | 80,47 | ×3 |
| ✓ 2 | 2/5/1998 | 20th Strolling Jim 40 Mile | 64,37 | ×3 |
| ✓ 3 | 3/5/1997 | 19th Strolling Jim 40 Mile | 64,37 | ×3 |
| ✓ 4 | 7/5/1994 | 16th Strolling Jim 40 Mile | 64,37 | ×3 |
| ✓ 5 | 6/10/2007 | 6th Rock/Creek StumpJump 50K | 50,00 | ×2 |
| ✓ 6 | 17/1/1998 | 4th Mountain Mist 50k | 50,00 | ×2 |
| ✓ 7 | 5/11/1995 | 3rd OPSF Ultra 50 km Race | 50,00 | ×2 |
| ✓ 8 | 25/9/1995 | 2nd Quivering Quads 50K Trail Race | 50,00 | ×2 |
| ✓ 9 | 26/2/1994 | 2nd Sylamore Trail 50k Run | 50,00 | ×2 |