Stephen Perhac
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Born : 1976
Cat. M50 Ultrarunner since 2009
17
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
35
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
4
Countries visited ?
Argentina
Italy
SwitzerlandUnited States
ArgentinaItalySwitzerlandUnited States40,4%
Rank quotient ?This runner's calculation uses 17 eligible race(s): Σ(rank − 1) = 2 169; Σ finishers = 5 375. 2 169 / 5 375 × 100 = 40.35%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed17
Km — ultra races1 519 km
> 100 km5
> 160 km4
Longest race170,6 km
7th Cruel Jewel 100 Mile — 17/5/2019
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Trail100,0%
HISTORY
17 race(s)| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 17/5/2019 | 7th Cruel Jewel 100 Mile | 170,59 | ×4 |
| ✓ 2 | 9/5/2025 | 7th The Hellbender One Hundred | 160,93 | ×4 |
| ✓ 3 | 18/6/2023 | 31st Bighorn Mountain Wild & Scenic 100 Mile Trail Run | 160,93 | ×4 |
| ✓ 4 | 24/9/2021 | 23rd The Bear 100 Mile Endurance Run | 160,93 | ×4 |
| ✓ 5 | 28/8/2019 | 10ème Sur les Traces des Ducs de Savoie (TDS) | 145,00 | ×4 |
| ✓ 6 | 19/5/2018 | 6th Cruel Jewel 50 Mile | 90,12 | ×2 |
| ✓ 7 | 20/5/2017 | 5th Cruel Jewel 50 Mile | 90,12 | ×2 |
| ✓ 8 | 2/4/2011 | 17th Umstead Endurance Run 50 Miles | 80,47 | ×2 |
| ✓ 9 | 10/5/2024 | 4° Valhöll Ultra Trail by UTMB - Challenge 55K | 55,00 | ×1 |
| ✓ 10 | 30/8/2018 | 4ème Orsières-Champex-Chamonix (OCC) | 55,00 | ×1 |
| ✓ 11 | 25/10/2025 | 8th Fonta Flora 50k | 50,00 | ×1 |
| ✓ 12 | 22/3/2025 | 3rd Mount Mitchell Heartbreaker | 50,00 | ×1 |
| ✓ 13 | 22/9/2018 | 8th Table Rock 50 km Ultra | 50,00 | ×1 |
| ✓ 14 | 23/9/2017 | 7th Table Rock 50 km Ultra | 50,00 | ×1 |
| ✓ 15 | 24/9/2016 | 6th Table Rock 50 km Ultra | 50,00 | ×1 |
| ✓ 16 | 26/9/2010 | 17th Vermont 50 km Ultra Run | 50,00 | ×1 |
| ✓ 17 | 27/9/2009 | 16th Vermont 50 km Ultra Run | 50,00 | ×1 |