David Trow
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.
18
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
40
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 ?
Canada
France
United States
32,6%
Rank quotient ?This runner's calculation uses 19 eligible race(s): Σ(rank − 1) = 1 496; Σ finishers = 4 593. 1 496 / 4 593 × 100 = 32.57%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed20
Km — ultra races2 067 km
> 100 km9
> 160 km7
Longest race171,0 km
16ème Ultra Trail Tour du Mont Blanc (UTMB) — 31/8/2018
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Trail93,7%
Stage6,3%
HISTORY
19 race(s)| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 31/8/2018 | 16ème Ultra Trail Tour du Mont Blanc (UTMB) | 171,00 | ×4 |
| ✓ 2 | 10/5/2024 | 6th The Hellbender One Hundred | 160,93 | ×4 |
| ✓ 3 | 22/9/2023 | 15th Grindstone 100 Mile | 160,93 | ×4 |
| ✓ 4 | 22/7/2022 | 6th High Lonesome 100 Mile | 160,93 | ×4 |
| ✓ 5 | 13/9/2019 | 13th Run Rabbit Run 100 Mile UltraMarathon - Tortoises Run | 160,93 | ×4 |
| ✓ 6 | 14/6/2019 | 27th Bighorn Mountain Wild & Scenic 100 Mile Trail Run | 160,93 | ×4 |
| ✓ 7 | 23/9/2017 | 5th Mountain Lakes 100 | 160,93 | ×4 |
| ✓ 8 | 20/8/2022 | 10th Squamish 50-50 | 130,00 | ×3 |
| ✓ 9 | 19/8/2017 | 3rd Black Spur Ultra 100k | 108,00 | ×2 |
| ✓ 10 | 29/7/2023 | 9th Never Summer 100k | 100,00 | ×2 |
| ✓ 11 | 8/4/2017 | 2nd Whiskey Basin 88 km Trail Run | 88,00 | ×2 |
| ✓ 12 | 2/9/2021 | 5th Crested Butte 53 Mile Ultra | 85,30 | ×2 |
| ✓ 13 | 11/5/2019 | 8th Quad Rock 50 Mile | 80,47 | ×2 |
| ✓ 14 | 27/7/2024 | 12th Standhope Ultra Challenge | 60,00 | ×1 |
| ✓ 15 | 13/5/2023 | 2nd Ram Party | 50,00 | ×1 |
| ✓ 16 | 21/8/2022 | 10th Squamish 50km | 50,00 | ×1 |
| ✓ 17 | 26/10/2019 | 12th Sage Burner Trail Run | 50,00 | ×1 |
| ✓ 18 | 18/6/2022 | 7th The Broken Arrow Skyrace | 48,00 | ×1 |