Tung-Tsai (簡棟才) Chien
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.
12
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
1
Countries visited ?
Taiwan
49,0%
Rank quotient ?This runner's calculation uses 12 eligible race(s): Σ(rank − 1) = 2 947; Σ finishers = 6 020. 2 947 / 6 020 × 100 = 48.95%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed12
Km — ultra races679 km
Longest race100,0 km
4th Yangmingshan 100km Ultra Marathon — 9/1/2016
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Road100,0%
HISTORY
13 race(s)| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 9/1/2016 | 4th Yangmingshan 100km Ultra Marathon | 100,00 | ×4 |
| ✓ 2 | 28/12/2014 | 3rd Yangmingshan Ultra Marathon | 66,00 | ×2 |
| ✓ 3 | 2/1/2016 | 4th Jhen-wu-shan UltraMaraton | 56,00 | ×2 |
| ✓ 4 | 16/2/2013 | 2nd Taipei 6hr Ultra Marathon Saturday Run | 54,11 | ×2 |
| ✓ 5 | 25/1/2015 | 3rd Zhenxibao (Cinsbu) 54 km Ultramarathon | 54,00 | ×2 |
| ✓ 6 | 23/2/2014 | 2nd Zhenxibao (Cinsbu) 54 km Ultramarathon | 54,00 | ×2 |
| ✓ 7 | 20/3/2016 | 5th National Taipei University 12H Ultra Marathon | 53,48 | ×2 |
| ✓ 8 | 18/10/2014 | 3rd Jhen-wu-shan UltraMaraton | 51,00 | ×2 |
| ✓ 9 | 17/11/2013 | 3rd Flex Power National 50K Track Taipei | 50,00 | ×2 |
| ✓ 10 | 18/11/2012 | 1st Yilan Dongshan River 50km Ultra-Marathon | 50,00 | ×2 |
| ✓ 11 | 6/4/2014 | 1st Mingde Reservoir Ultramarathon | 45,60 | ×1 |
| ✓ 12 | 2/11/2013 | 2nd Datun Mountain Ultra Marathon | 45,00 | ×1 |