David Ryland
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Born : 1994
Cat. M23 Ultrarunner since 2014
10
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
24
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
United States1,0%
Rank quotient ?This runner's calculation uses 10 eligible race(s): Σ(rank − 1) = 16; Σ finishers = 1 563. 16 / 1 563 × 100 = 1.02%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed10
Km — ultra races611 km
Longest race100,0 km
9th Ultra Race of Champions (UROC) 100K — 11/5/2019
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Trail100,0%
Wins & podiums (ultra)
🏆 Win7
🏆 Win M7
🏅 Top 38
🏅 Top 3 M8
Longest winning streak4
Current streak0
HISTORY
10 race(s)| Date | Race | Perf. | Rk | |
|---|---|---|---|---|
| 2025 | ||||
| 01.11 | 50km | 12th Silver Falls Trail Run |
4:09:13 h | 2 🥈 |
| 2019 | ||||
| 11.05 | 100km | 9th Ultra Race of Champions (UROC) 100K |
10:12:58 h | 5 |
| 09.03 | 50km | 3rd Super Bull Trail Championchips 50km |
4:01:54 h | 1 🏆 |
| 2017 | ||||
| 29.07 | 50mi | 11th Burning River 50 Mile Endurance Run |
6:35:05 h | 1 🏆 |
| 08.07 | 50km | 23th Buckeye Trail 50k |
3:53:24 h | 1 🏆 |
| 2016 | ||||
| 03.12 | 50mi | 10th Endurance Challenge - California Trail 50 Mile |
6:45:17 h | 12 |
| 09.10 | 50km | 4th Green Monster Trail Challenge 50K |
4:35:23 h | 1 🏆 |
| 09.07 | 50km | 22th Buckeye Trail 50k |
3:57:44 h | 1 🏆 |
| 2015 | ||||
| 11.07 | 50km | 21th Buckeye Trail 50k |
4:08:04 h | 1 🏆 |
| 2014 | ||||
| 12.07 | 50km | 20th Buckeye Trail 50k |
4:17:16 h | 1 🏆 |
| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 11/5/2019 | 9th Ultra Race of Champions (UROC) 100K | 100,00 | ×4 |
| ✓ 2 | 29/7/2017 | 11th Burning River 50 Mile Endurance Run | 80,47 | ×3 |
| ✓ 3 | 3/12/2016 | 10th Endurance Challenge - California Trail 50 Mile | 80,47 | ×3 |
| ✓ 4 | 1/11/2025 | 12th Silver Falls Trail Run | 50,00 | ×2 |
| ✓ 5 | 9/3/2019 | 3rd Super Bull Trail Championchips 50km | 50,00 | ×2 |
| ✓ 6 | 8/7/2017 | 23th Buckeye Trail 50k | 50,00 | ×2 |
| ✓ 7 | 9/10/2016 | 4th Green Monster Trail Challenge 50K | 50,00 | ×2 |
| ✓ 8 | 9/7/2016 | 22th Buckeye Trail 50k | 50,00 | ×2 |
| ✓ 9 | 11/7/2015 | 21th Buckeye Trail 50k | 50,00 | ×2 |
| ✓ 10 | 12/7/2014 | 20th Buckeye Trail 50k | 50,00 | ×2 |