Joseph McGrath
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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
21,6%
Rank quotient ?This runner's calculation uses 10 eligible race(s): Σ(rank − 1) = 384; Σ finishers = 1 774. 384 / 1 774 × 100 = 21.65%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed10
Km — ultra races676 km
Longest race100,0 km
7th Black Canyon Trail 100 km Run — 15/2/2020
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Trail100,0%
HISTORY
10 race(s)| Date | Race | Perf. | Rk | |
|---|---|---|---|---|
| 2025 | ||||
| 12.04 | 60km | 7:23:16 h | 12 | |
| 2022 | ||||
| 08.10 | 50mi | 11:06:36 h | 11 | |
| 12.02 | 99.9km | 13:20:59 h | 164 | |
| 2021 | ||||
| 18.12 | 50km | 5:02:49 h | 13 | |
| 2020 | ||||
| 15.02 | 100km | 11:41:45 h | 75 | |
| 18.01 | 52km | 5:14:05 h | 10 | |
| 2019 | ||||
| 05.10 | 50mi | 9:32:20 h | 7 | |
| 18.05 | 30mi | 4:39:36 h | 19 | |
| 2018 | ||||
| 19.05 | 30mi | 5:44:35 h | 60 | |
| 14.04 | 57km | 7:37:35 h | 23 | |
| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 15/2/2020 | 7th Black Canyon Trail 100 km Run | 100,00 | ×4 |
| ✓ 2 | 12/2/2022 | 9th Black Canyon Trail 100 km Run | 99,90 | ×4 |
| ✓ 3 | 8/10/2022 | 37th Man Against Horse 50 Mile Race | 80,47 | ×3 |
| ✓ 4 | 5/10/2019 | 34th Man Against Horse 50 Mile Race | 80,47 | ×3 |
| ✓ 5 | 12/4/2025 | 10th Whiskey Basin 60 km Trail Run | 60,00 | ×2 |
| ✓ 6 | 14/4/2018 | 3rd Whiskey Basin 57 km Trail Run | 57,00 | ×2 |
| ✓ 7 | 18/1/2020 | 10th Coldwater Rumble 52K Race | 52,00 | ×2 |
| ✓ 8 | 18/12/2021 | 12th Cave Creek Thriller 50K Race | 50,00 | ×2 |
| ✓ 9 | 18/5/2019 | 9th Born to Run Ultra 30 Mile Marathon | 48,28 | ×2 |
| ✓ 10 | 19/5/2018 | 8th Born to Run Ultra 30 Mile Marathon | 48,28 | ×2 |