William Helland
External sources
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Born : 1996
Cat. M23 Ultrarunner since 2024
2
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
13
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 ?Norway
Norway50,1%
Rank quotient ?This runner's calculation uses 2 eligible race(s): Σ(rank − 1) = 211; Σ finishers = 421. 211 / 421 × 100 = 50.12%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed2
Km — ultra races181 km
> 100 km1
> 24h1
Longest race100,6 km
2. Backyard Ås — 20/9/2025
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Trail44,3%
Elim.55,7%
Records
HISTORY
2 race(s)| Date | Race | Perf. | Rk | |
|---|---|---|---|---|
| 2025 | ||||
| 20.09 | Backyard Ultra | 2. Backyard Ås |
100.590 km (15h) | 43 |
| 2024 | ||||
| 25.05 | 80km | 9th EcoTrail of Oslo 80 km |
11:40:22 h | 170 |
| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 20/9/2025 | 2. Backyard Ås | 100,59 | ×7 |
| ✓ 2 | 25/5/2024 | 9th EcoTrail of Oslo 80 km | 80,00 | ×6 |