Joseph Foster
External sources
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Born : 1981
Cat. M45 Ultrarunner since 2023
4
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
18
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 States75,7%
Rank quotient ?This runner's calculation uses 4 eligible race(s): Σ(rank − 1) = 228; Σ finishers = 301. 228 / 301 × 100 = 75.75%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed4
Km — ultra races370 km
> 100 km1
> 160 km1
Longest race170,6 km
12th Cruel Jewel 100 Mile — 18/5/2024
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Trail100,0%
Records
HISTORY
4 race(s)| Date | Race | Perf. | Rk | |
|---|---|---|---|---|
| 2024 | ||||
| 18.05 | 106mi | 12th Cruel Jewel 100 Mile |
46:19:53 h | 144 |
| 02.03 | 50km | 2nd Coyote Ugly 50k |
6:51:16 h | 15 |
| 2023 | ||||
| 04.11 | 37mi | 1st Fire Tower Frenzy 37miles |
9:28:44 h | 12 |
| 20.05 | 56mi | 11th Cruel Jewel 50 Mile |
20:39:17 h | 61 |
| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 18/5/2024 | 12th Cruel Jewel 100 Mile | 170,59 | ×9 |
| ✓ 2 | 20/5/2023 | 11th Cruel Jewel 50 Mile | 90,12 | ×5 |
| ✓ 3 | 4/11/2023 | 1st Fire Tower Frenzy 37miles | 59,55 | ×3 |
| ✓ 4 | 2/3/2024 | 2nd Coyote Ugly 50k | 50,00 | ×2 |