Emily Spognardi
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17
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
30
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
38,9%
Rank quotient ?This runner's calculation uses 17 eligible race(s): Σ(rank − 1) = 1 557; Σ finishers = 3 999. 1 557 / 3 999 × 100 = 38.93%. A win adds 0 to the numerator. Lower is better.
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Trail100,0%
Wins & podiums (ultra)
🏆 Win0
🏆 Win F2
🏅 Top 31
🏅 Top 3 F2
Longest winning streak0
Current streak0
HISTORY
17 race(s)| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 21/3/2026 | 3rd The Big Alta | 100,00 | ×3 |
| ✓ 2 | 11/10/2025 | 15th Kodiak Ultra Marathons by UTMB - 100K | 100,00 | ×3 |
| ✓ 3 | 17/8/2019 | 18th Waldo 100K Trail Run | 100,00 | ×3 |
| ✓ 4 | 13/4/2024 | 10th Gorge Waterfalls 100k | 98,90 | ×3 |
| ✓ 5 | 9/4/2022 | 14th Lake Sonoma 50 Mile Race | 80,47 | ×2 |
| ✓ 6 | 12/3/2022 | 10th Marin Ultra Challenge 50 Mile Race | 80,47 | ×2 |
| ✓ 7 | 1/4/2017 | 38th American River 50 Mile Endurance Run | 80,47 | ×2 |
| ✓ 8 | 4/4/2015 | 36th American River 50 Mile Endurance Run | 80,47 | ×2 |
| ✓ 9 | 14/4/2019 | 17th Peterson Ridge Rumble 40 Mile Trail Run | 64,37 | ×2 |
| ✓ 10 | 1/8/2026 | 4th Blue Hill Mountain Trail Fest | 50,00 | ×1 |
| ✓ 11 | 24/2/2024 | 1st The Big Alta | 50,00 | ×1 |
| ✓ 12 | 3/6/2023 | 11th Marin Ultra Challenge 50 km Race | 50,00 | ×1 |
| ✓ 13 | 14/5/2022 | 39th Quicksilver 50 km Endurance Run | 50,00 | ×1 |
| ✓ 14 | 6/10/2019 | 1st Three Sisters Skyline 50km Race | 50,00 | ×1 |
| ✓ 15 | 11/3/2017 | 6th Marin Ultra Challenge 50 km Race | 50,00 | ×1 |
| ✓ 16 | 26/10/2013 | 5th Ghost Train Rail Trail Race 30 Mile | 48,28 | ×1 |
| ✓ 17 | 17/6/2023 | 8th The Broken Arrow Skyrace | 46,00 | ×1 |