Jack Willoughby
External sources
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Ultrarunner since 2024
1
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
10
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 ?Australia
Australia8,4%
Rank quotient ?This runner's calculation uses 1 eligible race(s): Σ(rank − 1) = 9; Σ finishers = 107. 9 / 107 × 100 = 8.41%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed1
Km — ultra races101 km
> 100 km1
> 24h1
Longest race100,6 km
Glasshouse Standing — 31/12/2024
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Elim.100,0%
Records
HISTORY
1 race(s)| Date | Race | Perf. | Rk | |
|---|---|---|---|---|
| 2024 | ||||
| 31.12 | Backyard Ultra | Glasshouse Standing |
100.590 km (15h) | 10 |
| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 31/12/2024 | Glasshouse Standing | 100,59 | ×10 |