Joe Burns
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15
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
25
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
76,5%
Rank quotient ?This runner's calculation uses 15 eligible race(s): Σ(rank − 1) = 1 404; Σ finishers = 1 836. 1 404 / 1 836 × 100 = 76.47%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed15
Km — ultra races776 km
> 24h5
Longest race80,5 km
10th Tunnel Hill 50 Mile Race — 11/11/2023
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Road10,4%
Trail83,6%
Elim.6,0%
HISTORY
15 race(s)| Date | Race | Perf. | Rk | |
|---|---|---|---|---|
| 2025 | ||||
| 06.09 | 50km | 9:01:15 h | 159 | |
| 2024 | ||||
| 05.10 | 24h | 49.889 km | 71 | |
| 2023 | ||||
| 11.11 | 50mi | 13:31:10 h | 284 | |
| 07.10 | 24h | 49.905 km | 75 | |
| 20.05 | Backyard Ultra | 46.942 km (7h) | 39 | |
| 2022 | ||||
| 08.10 | 24h | 49.889 km | 75 | |
| 28.08 | 50km | 8:01:10 h | 85 | |
| 2021 | ||||
| 11.09 | 50km | 7:57:33 h | 71 | |
| 12.06 | 24h | 49.245 km | 68 | |
| 05.06 | 50km | 8:20:10 h | 54 | |
| 2018 | ||||
| 14.04 | 50km | 8:14:03 h | 91 | |
| 2017 | ||||
| 09.09 | 50km | 7:18:02 h | 95 | |
| 30.04 | 50km | 7:11:16 h | 111 | |
| 2013 | ||||
| 06.09 | 50km | 7:30:23 h | 113 | |
| 2009 | ||||
| 26.09 | 50km | 9:02:32 h | 28 | |
| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 11/11/2023 | 10th Tunnel Hill 50 Mile Race | 80,47 | ×3 |
| ✓ 2 | 6/9/2025 | 17th Run Woodstock - Freak 50 km | 50,00 | ×2 |
| ✓ 3 | 28/8/2022 | 23rd North Country Trail Run 50 km | 50,00 | ×2 |
| ✓ 4 | 11/9/2021 | 13th Run Woodstock - Freak 50 km | 50,00 | ×2 |
| ✓ 5 | 5/6/2021 | 11th Yankee Springs 50 km Trail Run | 50,00 | ×2 |
| ✓ 6 | 14/4/2018 | 10th Forget the PR - Mohican 50k | 50,00 | ×2 |
| ✓ 7 | 9/9/2017 | 9th Run Woodstock - Freak 50 km | 50,00 | ×2 |
| ✓ 8 | 30/4/2017 | 6th The Trail Marathon 50K | 50,00 | ×2 |
| ✓ 9 | 6/9/2013 | 5th Run Woodstock - Freak 50 km | 50,00 | ×2 |
| ✓ 10 | 26/9/2009 | 1st Run Woodstock - Freak 50 km | 50,00 | ×2 |
| ✓ 11 | 7/10/2023 | 6th Bear Lake Ultra Race | 49,91 | ×1 |
| ✓ 12 | 5/10/2024 | 7th Bear Lake Ultra Race | 49,89 | ×1 |
| ✓ 13 | 8/10/2022 | 5th Bear Lake Ultra Race | 49,89 | ×1 |
| ✓ 14 | 12/6/2021 | 2nd Twilight Zone 24 Hour Endurance Run | 49,25 | ×1 |
| ✓ 15 | 20/5/2023 | 2nd Perfect PR Backyard | 46,94 | ×1 |