John Lavooij
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11
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
23
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
5
Countries visited ?
Belgium
France
Italy
Netherlands
Switzerland
64,5%
Rank quotient ?This runner's calculation uses 11 eligible race(s): Σ(rank − 1) = 2 366; Σ finishers = 3 670. 2 366 / 3 670 × 100 = 64.47%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed11
Km — ultra races617 km
Longest race95,0 km
Long Tour des 4 Massifs (UT4M) Master — 25/8/2018
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Trail100,0%
Records
HISTORY
11 race(s)| Date | Race | Perf. | Rk | |
|---|---|---|---|---|
| 2019 | ||||
| 07.09 | 45km | 8:58:14 h | 354 | |
| 10.08 | 50km | 7:47:07 h | 93 | |
| 13.07 | 47km | 6:53:10 h | 160 | |
| 09.03 | 50km | 5:24:19 h | 106 | |
| 2018 | ||||
| 25.08 | 95km | 23:44:04 h | 361 | |
| 14.07 | 50km | 7:37:57 h | 197 | |
| 03.06 | 50km | 8:07:09 h | 156 | |
| 29.04 | 48km | 6:45:26 h | 88 | |
| 2017 | ||||
| 26.11 | 70km | 9:40:03 h | 363 | |
| 21.10 | 60.9km | 7:06:58 h | 16 | |
| 15.07 | 51km | 10:27:42 h | 483 | |
| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 25/8/2018 | Long Tour des 4 Massifs (UT4M) Master | 95,00 | ×4 |
| ✓ 2 | 26/11/2017 | 22ème Olne-Spa-Olne | 70,00 | ×3 |
| ✓ 3 | 21/10/2017 | Indian Summer Ultra 60km | 60,90 | ×2 |
| ✓ 4 | 15/7/2017 | 5. Eiger Ultra Trail 51 km | 51,00 | ×2 |
| ✓ 5 | 10/8/2019 | 10ème Trail des Fantomes 50km | 50,00 | ×2 |
| ✓ 6 | 9/3/2019 | 8. SallandTrail 50 km | 50,00 | ×2 |
| ✓ 7 | 14/7/2018 | La Chouffe Trail | 50,00 | ×2 |
| ✓ 8 | 3/6/2018 | 13e Ohm Trail | 50,00 | ×2 |
| ✓ 9 | 29/4/2018 | Trail du Grand Ballon 48km | 48,00 | ×2 |
| ✓ 10 | 13/7/2019 | La Chouffe Trail 47km | 47,00 | ×2 |
| ✓ 11 | 7/9/2019 | Dolomiti di Brenta Trail 45km | 45,00 | ×1 |