Seiji (澤誠治) Sawa
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10
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
24
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
3
Countries visited ?
Hong Kong
Japan
Switzerland
71,4%
Rank quotient ?This runner's calculation uses 10 eligible race(s): Σ(rank − 1) = 3 927; Σ finishers = 5 500. 3 927 / 5 500 × 100 = 71.40%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed10
Km — ultra races642 km
Longest race100,0 km
9th OSJ Ontake 100km Ultra Trail — 16/7/2016
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Road26,2%
Trail73,8%
Records
HISTORY
10 race(s)| Date | Race | Perf. | Rk | |
|---|---|---|---|---|
| 2023 | ||||
| 11.11 | 50km | 13:28:03 h | 665 | |
| 2021 | ||||
| 13.11 | 61.3km | 13:27:12 h | 73 | |
| 2019 | ||||
| 20.10 | 57.8km | 10:49:57 h | 64 | |
| 2018 | ||||
| 30.08 | 55km | 14:13:44 h | 1437 | |
| 2016 | ||||
| 16.07 | 100km | 15:52:58 h | 526 | |
| 27.03 | 56km | 7:29:05 h | 123 | |
| 2015 | ||||
| 29.03 | 56km | 7:12:35 h | 58 | |
| 2014 | ||||
| 05.10 | 50km | 6:53:50 h | 159 | |
| 19.07 | 100km | 17:46:23 h | 675 | |
| 30.03 | 56km | 9:12:00 h | 157 | |
| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 16/7/2016 | 9th OSJ Ontake 100km Ultra Trail | 100,00 | ×4 |
| ✓ 2 | 19/7/2014 | 7th OSJ Ontake 100km Ultra Trail | 100,00 | ×4 |
| ✓ 3 | 13/11/2021 | 2nd Osaka Natsunojin Kurondo Rondo - 60 km | 61,30 | ×2 |
| ✓ 4 | 20/10/2019 | 3rd Kohechi Trail Journey | 57,80 | ×2 |
| ✓ 5 | 27/3/2016 | 14th Mt. Rocco Cannonball Run - 56 km Speed | 56,00 | ×2 |
| ✓ 6 | 29/3/2015 | 12th Mt. Rocco Cannonball Run - 56 km Speed | 56,00 | ×2 |
| ✓ 7 | 30/3/2014 | 10th Mt. Rocco Cannonball Run - 56 km Speed | 56,00 | ×2 |
| ✓ 8 | 30/8/2018 | 4ème Orsières-Champex-Chamonix (OCC) | 55,00 | ×2 |
| ✓ 9 | 11/11/2023 | 10th TransLantau 50 by UTMB | 50,00 | ×2 |
| ✓ 10 | 5/10/2014 | 8th Madarao Forest Trails 50km | 50,00 | ×2 |