Alain Dufief
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8
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
25
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 ?
France
8,5%
Rank quotient ?This runner's calculation uses 9 eligible race(s): Σ(rank − 1) = 231; Σ finishers = 2 723. 231 / 2 723 × 100 = 8.48%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed9
Km — ultra races900 km
Longest race100,0 km
7ème Les 100 km des étangs de Sologne — 30/8/2008
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Road100,0%
Records
HISTORY
9 race(s)| Date | Race | Perf. | Rk | |
|---|---|---|---|---|
| 2008 | ||||
| 30.08 | 100km | 8:56:45 h | 33 | |
| 2007 | ||||
| 23.09 | 100km | 8:38:49 h | 4 | |
| 25.08 | 100km | 8:31:12 h | 5 | |
| 2006 | ||||
| 23.09 | 100km | 9:20:01 h | 43 | |
| 27.05 | 100km | 8:28:05 h | 9 | |
| 2005 | ||||
| 27.08 | 100km | 8:44:50 h | 15 | |
| 07.05 | 100km | 8:07:27 h | 8 | |
| 2004 | ||||
| 20.06 | 100km | 9:10:45 h | 66 | |
| 20.06 | 100km | 9:10:45 h | 57 | |
| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 30/8/2008 | 7ème Les 100 km des étangs de Sologne | 100,00 | ×4 |
| ✓ 2 | 23/9/2007 | 100 km de la Vallee du Semnon | 100,00 | ×4 |
| ✓ 3 | 25/8/2007 | 6ème Les 100 km des étangs de Sologne | 100,00 | ×4 |
| ✓ 4 | 23/9/2006 | 35ème Les 100 km de Millau | 100,00 | ×4 |
| ✓ 5 | 27/5/2006 | 19ème Les 100 km de Vendée | 100,00 | ×4 |
| ✓ 6 | 27/8/2005 | 4ème Les 100 km des étangs de Sologne | 100,00 | ×4 |
| ✓ 7 | 7/5/2005 | 18ème Les 100 km de Vendée | 100,00 | ×4 |
| ✓ 8 | 20/6/2004 | Les 100 km du Loire-Béconnais, open race | 100,00 | ×4 |