Mark Richards
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Born : 1973
Cat. M50 Ultrarunner since 2007
16
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
32
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 States22,2%
Rank quotient ?This runner's calculation uses 17 eligible race(s): Σ(rank − 1) = 371; Σ finishers = 1 669. 371 / 1 669 × 100 = 22.23%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed17
Km — ultra races1 337 km
> 100 km2
> 160 km2
Longest race160,9 km
3rd Cactus Rose 100 Mile — 31/10/2009
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Trail100,0%
HISTORY
17 race(s)| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 31/10/2009 | 3rd Cactus Rose 100 Mile | 160,93 | ×5 |
| ✓ 2 | 7/2/2009 | 17th Rocky Raccoon 100 Mile Trail Run | 160,93 | ×5 |
| ✓ 3 | 10/1/2009 | 9th Bandera 100 km Ultratrail | 100,00 | ×3 |
| ✓ 4 | 16/8/2008 | 2nd Capt'n Karl's Trail Series - Pedernales Falls 12 hour run | 82,08 | ×2 |
| ✓ 5 | 6/6/2009 | 9th Hells Hills 50 Mile Race | 80,47 | ×2 |
| ✓ 6 | 6/12/2008 | 19th Sunmart Texas Trails 50 Mile | 80,47 | ×2 |
| ✓ 7 | 19/4/2008 | 8th Hells Hills 50 Mile Race | 80,47 | ×2 |
| ✓ 8 | 2/2/2008 | 16th Rocky Raccoon 50 Mile Trail Run | 80,47 | ×2 |
| ✓ 9 | 1/8/2009 | 3rd Capt'n Karl's Trail Series - Muleshoe Bend | 70,81 | ×2 |
| ✓ 10 | 29/8/2009 | 3rd Capt'n Karl's Trail Series - Inks Lake | 60,00 | ×1 |
| ✓ 11 | 15/8/2009 | 1st Capt'n Karl's Timber Knoll | 60,00 | ×1 |
| ✓ 12 | 4/10/2008 | 1st Trail Twister 60K | 60,00 | ×1 |
| ✓ 13 | 26/7/2010 | 4th El Scorcho 50k | 50,00 | ×1 |
| ✓ 14 | 5/12/2009 | 20th Sunmart Texas Trails 50 km | 50,00 | ×1 |
| ✓ 15 | 26/7/2008 | 2nd El Scorcho 50k | 50,00 | ×1 |
| ✓ 16 | 8/12/2007 | 18th Sunmart Texas Trails 50 km | 50,00 | ×1 |