Mark Seaman
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Born : 1960
Cat. M65 Ultrarunner since 2003
14
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
26
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 States44,2%
Rank quotient ?This runner's calculation uses 14 eligible race(s): Σ(rank − 1) = 634; Σ finishers = 1 434. 634 / 1 434 × 100 = 44.21%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed14
Km — ultra races983 km
> 100 km1
> 160 km1
Longest race160,9 km
31th Western States 100 Mile Endurance Run — 26/6/2004
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Trail100,0%
HISTORY
14 race(s)| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 26/6/2004 | 31th Western States 100 Mile Endurance Run | 160,93 | ×6 |
| ✓ 2 | 1/5/2004 | 9th Miwok 100k Trail race | 100,00 | ×3 |
| ✓ 3 | 11/8/2007 | 1st Headlands Hundred 50 Mile Endurance Run | 80,47 | ×3 |
| ✓ 4 | 15/10/2005 | 23rd Dick Collins Firetrails 50 Mile | 80,47 | ×3 |
| ✓ 5 | 14/8/2004 | 2nd Diablo Endurance Run | 80,47 | ×3 |
| ✓ 6 | 11/10/2003 | 21st Dick Collins Firetrails 50 Mile | 80,47 | ×3 |
| ✓ 7 | 21/5/2006 | 19th Ohlone 50K Wilderness Run | 50,00 | ×1 |
| ✓ 8 | 7/8/2005 | 24th Skyline 50k Endurance Run | 50,00 | ×1 |
| ✓ 9 | 20/3/2005 | 4th Stevens Creek Striders 50K | 50,00 | ×1 |
| ✓ 10 | 21/3/2004 | 3rd Stevens Creek Striders 50K | 50,00 | ×1 |
| ✓ 11 | 7/2/2004 | 3rd Woodside Trail Run 50K | 50,00 | ×1 |
| ✓ 12 | 20/12/2003 | Muir Beach Trail Run | 50,00 | ×1 |
| ✓ 13 | 6/9/2003 | 3rd Mount Diablo 50K | 50,00 | ×1 |
| ✓ 14 | 10/5/2003 | 20th Quicksilver 50 km Endurance Run | 50,00 | ×1 |