Justin Hirst
External sources
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11
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
25
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 States
37,2%
Rank quotient ?This runner's calculation uses 11 eligible race(s): Σ(rank − 1) = 647; Σ finishers = 1 741. 647 / 1 741 × 100 = 37.16%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed11
Km — ultra races744 km
> 100 km1
Longest race113,5 km
44th Laurel Highlands 70 Mile Ultra — 10/6/2023
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Trail100,0%
HISTORY
11 race(s)| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 10/6/2023 | 44th Laurel Highlands 70 Mile Ultra | 113,46 | ×4 |
| ✓ 2 | 16/8/2025 | 11th Twisted Branch Trail Run | 100,00 | ×4 |
| ✓ 3 | 31/5/2025 | 11th Worlds End Ultramarathon 100K | 100,00 | ×4 |
| ✓ 4 | 13/3/2021 | 17th Bel Monte 50 Mile Endurance Run | 80,47 | ×3 |
| ✓ 5 | 20/4/2024 | 12th Hyner View Trail Challenge 50 km | 50,00 | ×2 |
| ✓ 6 | 22/4/2023 | 11th Hyner View Trail Challenge 50 km | 50,00 | ×2 |
| ✓ 7 | 9/10/2022 | 10th Green Monster Trail Challenge 50K | 50,00 | ×2 |
| ✓ 8 | 24/10/2021 | 3rd Call of the Wilds Mountain Fest 50km Race | 50,00 | ×2 |
| ✓ 9 | 24/4/2021 | 9th Hyner View Trail Challenge 50 km | 50,00 | ×2 |
| ✓ 10 | 1/6/2019 | 5th Worlds End Ultramarathon 50K | 50,00 | ×2 |
| ✓ 11 | 29/4/2018 | 9th Ironmasters Challenge 50k Ultra | 50,00 | ×2 |