David Klatt
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.
27
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
2
Countries visited ?
Canada
United States
25,7%
Rank quotient ?This runner's calculation uses 15 eligible race(s): Σ(rank − 1) = 734; Σ finishers = 2 860. 734 / 2 860 × 100 = 25.66%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed15
Km — ultra races1 047 km
> 100 km1
> 160 km1
Longest race160,9 km
8th The Zion 100 Mile Run — 12/4/2019
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Road4,8%
Trail95,2%
HISTORY
15 race(s)| Date | Race | Perf. | Rk | |
|---|---|---|---|---|
| 2025 | ||||
| 26.07 | 50km | 7:45:47 h | 37 | |
| 2023 | ||||
| 22.09 | 100km | 15:01:46 h | 103 | |
| 26.08 | 50km | 7:02:45 h | 4 | |
| 2022 | ||||
| 23.10 | 50km | 6:00:11 h | 14 | |
| 2021 | ||||
| 20.11 | 81.3km | 8:21:22 h | 135 | |
| 24.04 | 50km | 6:41:11 h | 14 | |
| 2019 | ||||
| 12.04 | 100mi | 26:43:51 h | 25 | |
| 09.03 | 50mi | 11:41:22 h | 27 | |
| 2018 | ||||
| 15.09 | 30mi | 8:26:40 h | 16 | |
| 2017 | ||||
| 09.09 | 65km | 8:43:44 h | 74 | |
| 25.02 | 50mi | 10:35:10 h | 32 | |
| 2016 | ||||
| 23.10 | 50km | 6:15:34 h | 33 | |
| 30.04 | 50mi | 11:10:04 h | 131 | |
| 2015 | ||||
| 26.09 | 50km | 6:37:11 h | 19 | |
| 2014 | ||||
| 28.09 | 50km | 6:24:10 h | 85 | |
| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 12/4/2019 | 8th The Zion 100 Mile Run | 160,93 | ×5 |
| ✓ 2 | 22/9/2023 | 15th Grindstone 100 km | 100,00 | ×3 |
| ✓ 3 | 20/11/2021 | 59th JFK 50 Mile | 81,30 | ×3 |
| ✓ 4 | 9/3/2019 | 15th Bel Monte 50 Mile Endurance Run | 80,47 | ×2 |
| ✓ 5 | 25/2/2017 | 4th Antelope Canyon 50 Mile Race | 80,47 | ×2 |
| ✓ 6 | 30/4/2016 | 9th Endurance Challenge - New York Trail 50 Miles | 80,47 | ×2 |
| ✓ 7 | 9/9/2017 | 5th Ultra trail Harricana de Charlevoix 65 km | 65,00 | ×2 |
| ✓ 8 | 26/7/2025 | 33rd White River 50 km Endurance Run | 50,00 | ×1 |
| ✓ 9 | 26/8/2023 | 1st TPK Debauchery | 50,00 | ×1 |
| ✓ 10 | 23/10/2022 | 15th Bimblers Bluff 50k | 50,00 | ×1 |
| ✓ 11 | 24/4/2021 | 11th Squak Mountain 50 km Trail Run | 50,00 | ×1 |
| ✓ 12 | 23/10/2016 | 9th Bimblers Bluff 50k | 50,00 | ×1 |
| ✓ 13 | 26/9/2015 | 7th Mountain Madness 50K | 50,00 | ×1 |
| ✓ 14 | 28/9/2014 | 21st Vermont 50 km Ultra Run | 50,00 | ×1 |
| ✓ 15 | 15/9/2018 | 5th Shawangunk Ridge Trail 30-mile Run | 48,28 | ×1 |