John Ricardi
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7
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
20
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
38,4%
Rank quotient ?This runner's calculation uses 7 eligible race(s): Σ(rank − 1) = 288; Σ finishers = 750. 288 / 750 × 100 = 38.40%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed7
Km — ultra races491 km
> 100 km1
> 160 km1
Longest race160,9 km
12th Notchview Ultra 100 Mile Ultra — 10/7/2026
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Road10,2%
Trail89,8%
HISTORY
7 race(s)| Date | Race | Perf. | Rk | |
|---|---|---|---|---|
| 2026 | ||||
| 10.07 | 100mi | 32:17:33 h | 11 | |
| 20.06 | 50km | 6:32:48 h | 98 | |
| 30.05 | 50mi | 10:44:36 h | 19 | |
| 18.04 | 50km | 8:10:20 h | 52 | |
| 2025 | ||||
| 20.12 | 50km | 5:44:09 h | 27 | |
| 2024 | ||||
| 01.06 | 50km | 6:13:21 h | 43 | |
| 2015 | ||||
| 05.09 | 50km | 7:00:14 h | 45 | |
| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 10/7/2026 | 12th Notchview Ultra 100 Mile Ultra | 160,93 | ×8 |
| ✓ 2 | 30/5/2026 | 9th Chesterfield Gorge 50 Mile Ultra Race | 80,47 | ×4 |
| ✓ 3 | 20/6/2026 | 13th Catamount Ultra Marathon | 50,00 | ×2 |
| ✓ 4 | 18/4/2026 | 17th Traprock 50k Ultramarathon | 50,00 | ×2 |
| ✓ 5 | 20/12/2025 | 13th Seth’s Fat Ass 50K | 50,00 | ×2 |
| ✓ 6 | 1/6/2024 | 7th Chesterfield Gorge 50 km Ultra Race | 50,00 | ×2 |
| ✓ 7 | 5/9/2015 | 3rd The Rut Mountain Runs | 50,00 | ×2 |