Pieter Josson
External sources
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Ultrarunner since 2025
2
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
11
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 ?Belgium
Belgium85,8%
Rank quotient ?This runner's calculation uses 2 eligible race(s): Σ(rank − 1) = 259; Σ finishers = 302. 259 / 302 × 100 = 85.76%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed2
Km — ultra races134 km
Longest race77,0 km
9. Chouffe Trail - 77 km — 4/7/2026
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Trail100,0%
Records
No record for a classic ultra format
HISTORY
2 race(s)| Date | Race | Perf. | Rk | |
|---|---|---|---|---|
| 2026 | ||||
| 04.07 | 77km | 9. Chouffe Trail - 77 km |
12:17:25 h | 74 |
| 2025 | ||||
| 12.04 | 57km | TDI (Trail des Idylles) |
10:33:17 h | 187 |
| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 4/7/2026 | 9. Chouffe Trail - 77 km | 77,00 | ×7 |
| ✓ 2 | 12/4/2025 | TDI (Trail des Idylles) | 57,00 | ×5 |