Nancy Crook
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Born : 1979
Cat. W45 Ultrarunner since 2020
19
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
32
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 States61,1%
Rank quotient ?This runner's calculation uses 19 eligible race(s): Σ(rank − 1) = 580; Σ finishers = 949. 580 / 949 × 100 = 61.12%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed19
Km — ultra races1 352 km
> 100 km2
> 160 km2
> 24h3
> 48h2
Longest race160,9 km
6th The Country Mile 48 Hour Race — 3/4/2026
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Road19,3%
Trail80,7%
Wins & podiums (ultra)
🏆 Win0
🏆 Win F3
🏅 Top 31
🏅 Top 3 F7
Longest winning streak0
Current streak0
HISTORY
19 race(s)| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 3/4/2026 | 6th The Country Mile 48 Hour Race | 160,94 | ×5 |
| ✓ 2 | 26/12/2022 | 5th Charleston 100 Race | 160,93 | ×5 |
| ✓ 3 | 28/10/2023 | 10th Delirium Ultra 24 Hour Run | 98,25 | ×3 |
| ✓ 4 | 19/10/2024 | 11th Delirium Ultra 12 Hour Run | 82,32 | ×2 |
| ✓ 5 | 19/3/2022 | 8th The Pistol 50 Mile Ultra Run | 80,47 | ×2 |
| ✓ 6 | 16/3/2024 | 9th Hallucination 12 Hour Trail Run | 76,44 | ×2 |
| ✓ 7 | 31/3/2023 | 3rd The Country Mile 48 Hour Race | 69,39 | ×2 |
| ✓ 8 | 5/2/2022 | 7th Hallucination 12 Hour Trail Run | 65,18 | ×2 |
| ✓ 9 | 26/4/2025 | 1st Cannonball Run - 12h | 63,73 | ×1 |
| ✓ 10 | 11/5/2024 | 12th Wambaw Swamp Stomp 50 km Trail Run | 50,00 | ×1 |
| ✓ 11 | 13/5/2023 | 11th Wambaw Swamp Stomp 50 km Trail Run | 50,00 | ×1 |
| ✓ 12 | 2/10/2022 | 14th FATS 50K Trail Race | 50,00 | ×1 |
| ✓ 13 | 4/6/2022 | 9th Hell Hole Hundred 50 km Day Run | 50,00 | ×1 |
| ✓ 14 | 7/5/2022 | 10th Wambaw Swamp Stomp 50 km Trail Run | 50,00 | ×1 |
| ✓ 15 | 13/11/2021 | 5th Swamp Fox Ultra 50km | 50,00 | ×1 |
| ✓ 16 | 3/10/2021 | 13th FATS 50K Trail Race | 50,00 | ×1 |
| ✓ 17 | 19/9/2020 | 10th Table Rock 50 km Ultra | 50,00 | ×1 |
| ✓ 18 | 1/2/2020 | 5th Hallucination 12 Hour Trail Run | 48,28 | ×1 |
| ✓ 19 | 6/2/2021 | 6th Hallucination 12 Hour Trail Run | 46,03 | ×1 |