Jason French
External sources
Loading FFA
Loading MV
FFA diagnostics
Run “Search / refresh FFA” to see each season, HTTP response, candidate and DUV comparison.
MarathonView diagnostics
Run “Refresh MV” to see login, session validation and parser status.
Cached locally. Empty refreshes never erase the last valid snapshot.
Born : 1970
Cat. M55 Ultrarunner since 2004
15
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
38
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
3
Countries visited ?
FranceUnited Kingdom
Morocco
FranceUnited KingdomMorocco28,8%
Rank quotient ?This runner's calculation uses 15 eligible race(s): Σ(rank − 1) = 925; Σ finishers = 3 208. 925 / 3 208 × 100 = 28.83%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed22
Km — ultra races1 667 km
> 100 km5
> 160 km3
> 200 km2
Longest race245,7 km
20. Marathon des Sables — 10/4/2005
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Road4,3%
Trail73,7%
Stage21,9%
Wins & podiums (ultra)
🏆 Win1
🏆 Win M1
🏅 Top 32
🏅 Top 3 M2
Longest winning streak1
Current streak0
Records
HISTORY
15 race(s)| Date | Race | Perf. | Rk | |
|---|---|---|---|---|
| 2019 | ||||
| 14.09 | 50km | Dartmoor Ultra Marathon |
5:13:09 h | 5 |
| 2014 | ||||
| 04.10 | 80km | Lake District 3x3000 Ultra Trail |
17:46:58 h | 159 |
| 01.03 | 45mi | Green Man Ultra 45 Miles |
12:23:00 h | 101 |
| 2013 | ||||
| 24.08 | 85mi | 10th Ridgeway Challenge 85 Mile Trail Run |
18:22:00 h | 10 |
| 2011 | ||||
| 23.04 | 40mi | 15th Compton Downland Challenge |
7:05:42 h | 26 |
| 2008 | ||||
| 29.08 | 165km | 6ème Ultra Trail Tour du Mont Blanc |
37:58:04 h | 377 |
| 2007 | ||||
| 26.05 | 145mi | 13th Grand Union Canal 145 mile Race |
34:14:00 h | 7 |
| 2006 | ||||
| 21.06 | 120km/3stages | 14. Verdon Trail Adventure |
26:54:52 h | 21 |
| 18.02 | 89km | 8th Thames Meander |
8:30:00 h | 4 |
| 28.01 | 45mi | Tring2Town |
6:41:00 h | 6 |
| 2005 | ||||
| 10.12 | 50mi | 23rd Rowbotham's Round Rotherham |
9:56:52 h | 37 |
| 10.04 | 245.7km/6stages | 20. Marathon des Sables |
35:15:44 h | 143 |
| 19.02 | 55mi | 7th Thames Meander |
17:26:00 h | 1 🏆 |
| 2004 | ||||
| 11.12 | 50mi | 22nd Rowbotham's Round Rotherham |
9:54:33 h | 40 |
| 14.02 | 55mi | 6th Thames Meander |
9:05:00 h | 3 🥉 |
| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 10/4/2005 | 20. Marathon des Sables | 245,70 | ×6 |
| ✓ 2 | 26/5/2007 | 13th Grand Union Canal 145 mile Race | 233,35 | ×6 |
| ✓ 3 | 29/8/2008 | 6ème Ultra Trail Tour du Mont Blanc (UTMB) | 165,00 | ×4 |
| ✓ 4 | 24/8/2013 | 10th Ridgeway Challenge 85 Mile Trail Run | 136,79 | ×3 |
| ✓ 5 | 21/6/2006 | 14. Verdon Trail Adventure | 120,00 | ×3 |
| ✓ 6 | 18/2/2006 | 8th Thames Meander | 89,00 | ×2 |
| ✓ 7 | 19/2/2005 | 7th Thames Meander | 88,51 | ×2 |
| ✓ 8 | 14/2/2004 | 6th Thames Meander | 88,51 | ×2 |
| ✓ 9 | 10/12/2005 | 23rd Rowbotham's Round Rotherham | 80,47 | ×2 |
| ✓ 10 | 11/12/2004 | 22nd Rowbotham's Round Rotherham | 80,47 | ×2 |
| ✓ 11 | 4/10/2014 | Lake District 3x3000 Ultra Trail | 80,00 | ×2 |
| ✓ 12 | 1/3/2014 | Green Man Ultra 45 Miles | 72,42 | ×1 |
| ✓ 13 | 28/1/2006 | Tring2Town | 72,42 | ×1 |
| ✓ 14 | 23/4/2011 | 15th Compton Downland Challenge | 64,37 | ×1 |
| ✓ 15 | 14/9/2019 | Dartmoor Ultra Marathon | 50,00 | ×1 |