Willem de Ridder
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Born : 1958
Cat. M65 Ultrarunner since 2006
6
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
39
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
2
Countries visited ?Belgium
Hungary
BelgiumHungary71,5%
Rank quotient ?This runner's calculation uses 6 eligible race(s): Σ(rank − 1) = 366; Σ finishers = 512. 366 / 512 × 100 = 71.48%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed6
Km — ultra races1 600 km
> 100 km4
> 160 km4
> 200 km4
> 24h4
> 48h4
Longest race504,8 km
9th EMU 6 Day World Trophy — 9/5/2019
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Road97,2%
Trail2,8%
Records
HISTORY
6 race(s) · 8 split(s) nested| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 9/5/2019 | 9th EMU 6 Day World Trophy | 504,82 | ×12 |
| ✓ 2 | 4/5/2017 | 7th EMU 6 Day World Trophy | 400,91 | ×10 |
| ✓ 3 | 3/5/2018 | 8th EMU 6 Day World Trophy | 360,15 | ×9 |
| ✓ 4 | 2/9/2021 | 10th EMU 6 Day World Trophy | 239,12 | ×6 |
| ✓ 5 | 20/5/2006 | 50 km van Vlaanderen | 50,00 | ×1 |
| ✓ 6 | 15/2/2014 | Le Trail des Bosses 45 km | 45,00 | ×1 |