Jonathan Crawley
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.
15
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
30
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
12,2%
Rank quotient ?This runner's calculation uses 15 eligible race(s): Σ(rank − 1) = 423; Σ finishers = 3 463. 423 / 3 463 × 100 = 12.21%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed15
Km — ultra races1 174 km
> 100 km1
> 160 km1
Longest race160,9 km
40th Wasatch Front 100 Mile — 6/9/2019
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Trail100,0%
Wins & podiums (ultra)
🏆 Win0
🏆 Win M0
🏅 Top 31
🏅 Top 3 M2
Longest winning streak0
Current streak0
HISTORY
15 race(s)| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 6/9/2019 | 40th Wasatch Front 100 Mile | 160,93 | ×5 |
| ✓ 2 | 5/8/2017 | 16th Katcina Mosa 100K Mountain Run | 100,00 | ×3 |
| ✓ 3 | 6/8/2016 | 15th Katcina Mosa 100K Mountain Run | 100,00 | ×3 |
| ✓ 4 | 12/6/2021 | 25th Snow Peaks 50 Mile Trail Run | 80,47 | ×2 |
| ✓ 5 | 8/6/2019 | 23nd Snow Peaks 50 Mile Trail Run | 80,47 | ×2 |
| ✓ 6 | 18/11/2017 | 11th Endurance Challenge - California Trail 50 Mile | 80,47 | ×2 |
| ✓ 7 | 3/6/2017 | 21st Snow Peaks 50 Mile Trail Run | 80,47 | ×2 |
| ✓ 8 | 3/12/2016 | 10th Endurance Challenge - California Trail 50 Mile | 80,47 | ×2 |
| ✓ 9 | 7/6/2014 | 18th Snow Peaks 50 Mile Trail Run | 80,47 | ×2 |
| ✓ 10 | 22/3/2014 | 9th Antelope Island Buffalo Run 50 Mile | 80,47 | ×2 |
| ✓ 11 | 20/7/2019 | 12th Speedgoat 50k | 50,00 | ×1 |
| ✓ 12 | 5/11/2016 | 6th Antelope Island Fall Classic 50K | 50,00 | ×1 |
| ✓ 13 | 19/3/2016 | 11th Antelope Island Buffalo Run 50 km | 50,00 | ×1 |
| ✓ 14 | 26/3/2011 | 6th Antelope Island Buffalo Run 50 km | 50,00 | ×1 |
| ✓ 15 | 27/3/2010 | 5th Antelope Island Buffalo Run 50 km | 50,00 | ×1 |