Suguru (山根秀) Yamane
External sources
Loading FFA
Loading MV
FFA diagnostics
Run “Search / refresh FFA” to see each season, HTTP response, candidate and DUV comparison.
MarathonView diagnostics
Run “Refresh MV” to see login, session validation and parser status.
Cached locally. Empty refreshes never erase the last valid snapshot.
18
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
33
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 ?
Japan
54,4%
Rank quotient ?This runner's calculation uses 18 eligible race(s): Σ(rank − 1) = 3 081; Σ finishers = 5 659. 3 081 / 5 659 × 100 = 54.44%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed18
Km — ultra races1 382 km
> 100 km1
Longest race140,0 km
17. Yamaguchi 100 Hagi-O-Kan Maranic 140 km — 3/5/2005
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Road100,0%
Records
HISTORY
18 race(s)| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 3/5/2005 | 17. Yamaguchi 100 Hagi-O-Kan Maranic 140 km | 140,00 | ×4 |
| ✓ 2 | 29/9/2007 | 10th Muraoka 100 km Ultra Marathon | 100,00 | ×3 |
| ✓ 3 | 15/10/2006 | 12th River Shimanto 100km | 100,00 | ×3 |
| ✓ 4 | 25/9/2011 | 14th Muraoka 88 km Ultra Marathon | 88,00 | ×2 |
| ✓ 5 | 26/9/2010 | 13th Muraoka 88 km Ultra Marathon | 88,00 | ×2 |
| ✓ 6 | 27/9/2009 | 12th Muraoka 88 km Ultra Marathon | 88,00 | ×2 |
| ✓ 7 | 28/9/2008 | 11th Muraoka 88 km Ultra Marathon | 88,00 | ×2 |
| ✓ 8 | 30/9/2006 | 9th Muraoka 88 km Ultra Marathon | 88,00 | ×2 |
| ✓ 9 | 25/9/2005 | 8th Muraoka 88 km Ultra Marathon | 88,00 | ×2 |
| ✓ 10 | 25/9/2016 | 19th Muraoka 66 km Ultra Marathon | 66,00 | ×2 |
| ✓ 11 | 28/9/2014 | 17th Muraoka 66 km Ultra Marathon | 66,00 | ×2 |
| ✓ 12 | 29/9/2013 | 16th Muraoka 66 km Ultra Marathon | 66,00 | ×2 |
| ✓ 13 | 30/9/2012 | 15th Muraoka 66 km Ultra Marathon | 66,00 | ×2 |
| ✓ 14 | 16/6/2019 | 14. Okinoshima 50km Ultra Marathon | 50,00 | ×1 |
| ✓ 15 | 17/6/2018 | 13. Okinoshima 50km Ultra Marathon | 50,00 | ×1 |
| ✓ 16 | 18/6/2017 | 12. Okinoshima 50km Ultra Marathon | 50,00 | ×1 |
| ✓ 17 | 19/6/2016 | 11. Okinoshima 50km Ultra Marathon | 50,00 | ×1 |
| ✓ 18 | 17/6/2012 | 7. Okinoshima 50km Ultra Marathon | 50,00 | ×1 |