Robert Hoffmann
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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.
26
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 ?
United Kingdom
58,5%
Rank quotient ?This runner's calculation uses 8 eligible race(s): Σ(rank − 1) = 415; Σ finishers = 709. 415 / 709 × 100 = 58.53%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed8
Km — ultra races736 km
> 100 km2
> 160 km1
> 24h6
> 48h1
Longest race160,9 km
1st Cheshire Ring 100 — 27/9/2025
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Trail30,8%
Elim.69,2%
Records
HISTORY
8 race(s)| Date | Race | Perf. | Rk | |
|---|---|---|---|---|
| 2025 | ||||
| 15.11 | Backyard Ultra | 80.472 km (12h) | 50 | |
| 27.09 | 100mi | 25:06:20 h | 34 | |
| 17.05 | Backyard Ultra | 93.884 km (14h) | 39 | |
| 2024 | ||||
| 16.11 | Backyard Ultra | 114.002 km (17h) | 22 | |
| 01.06 | Backyard Ultra | 60.354 km (9h) | 185 | |
| 04.05 | 40.8mi | 6:53:43 h | 15 | |
| 2023 | ||||
| 20.05 | Backyard Ultra | 80.472 km (12h) | 27 | |
| 2022 | ||||
| 04.11 | Backyard Ultra | 80.472 km (12h) | 51 | |
| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 27/9/2025 | 1st Cheshire Ring 100 | 160,93 | ×6 |
| ✓ 2 | 16/11/2024 | 6th God’s Own Backyard Ultra | 114,00 | ×4 |
| ✓ 3 | 17/5/2025 | 7th God’s Own Backyard Ultra Spring | 93,88 | ×3 |
| ✓ 4 | 15/11/2025 | 8th God’s Own Backyard Ultra Fall | 80,47 | ×3 |
| ✓ 5 | 20/5/2023 | 4th God’s Own Backyard Ultra | 80,47 | ×3 |
| ✓ 6 | 4/11/2022 | 3rd God’s Own Backyard Ultra | 80,47 | ×3 |
| ✓ 7 | 4/5/2024 | Dukeries Ultra 40 Mile | 65,66 | ×2 |
| ✓ 8 | 1/6/2024 | 7th Suffolk Backyard Ultra | 60,35 | ×2 |
