Tracy Marshall
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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
67,9%
Rank quotient ?This runner's calculation uses 9 eligible race(s): Σ(rank − 1) = 689; Σ finishers = 1 014. 689 / 1 014 × 100 = 67.95%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed9
Km — ultra races545 km
Longest race93,2 km
2nd Transcendence 12 Hour Ultra Run — 14/8/2011
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Road72,5%
Trail27,5%
Wins & podiums (ultra)
🏆 Win0
🏆 Win F0
🏅 Top 30
🏅 Top 3 F1
Longest winning streak0
Current streak0
Records
HISTORY
9 race(s)| Date | Race | Perf. | Rk | |
|---|---|---|---|---|
| 2019 | ||||
| 23.03 | 12h | 51.499 km | 39 | |
| 2017 | ||||
| 25.03 | 12h | 56.648 km | 14 | |
| 2014 | ||||
| 22.03 | 12h | 51.499 km | 75 | |
| 2013 | ||||
| 11.08 | 12h | 80.932 km | 17 | |
| 2012 | ||||
| 22.09 | 50km | 7:00:08 h | 23 | |
| 12.08 | 12h | 61.312 km | 46 | |
| 24.03 | 50km | 5:38:00 h | 16 | |
| 17.03 | 50km | 7:09:27 h | 454 | |
| 2011 | ||||
| 14.08 | 12h | 93.193 km | 14 | |
| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 14/8/2011 | 2nd Transcendence 12 Hour Ultra Run | 93,19 | ×4 |
| ✓ 2 | 11/8/2013 | 4th Transcendence 12 Hour Ultra Run | 80,93 | ×3 |
| ✓ 3 | 12/8/2012 | 3rd Transcendence 12 Hour Ultra Run | 61,31 | ×2 |
| ✓ 4 | 25/3/2017 | 8th Dizzy Daze 12 hours | 56,65 | ×2 |
| ✓ 5 | 23/3/2019 | 10th Dizzy Daze 12 hours | 51,50 | ×2 |
| ✓ 6 | 22/3/2014 | 6th Dizzy Daze 12 hours | 51,50 | ×2 |
| ✓ 7 | 22/9/2012 | 2nd Middle Fork 50k | 50,00 | ×2 |
| ✓ 8 | 24/3/2012 | 4th Dizzy Daze 50 km | 50,00 | ×2 |
| ✓ 9 | 17/3/2012 | 20th Chuckanut 50K | 50,00 | ×2 |
